Neurodegenerative disease

This early-stage trial tests whether transplanting lab-grown dopamine-producing cells into the brains of people with Parkinson's disease is safe and might help replace the cells lost to the disease. About 7 adults with Parkinson's who have not responded well to standard medicatio…

This phase 2 trial tests whether a single dose of LX2006 gene therapy can improve heart muscle thickening and damage in people with Friedreich ataxia, a genetic disorder that often leads to life-threatening cardiomyopathy. Participants aged 6 and older with confirmed heart enlarg…

This Phase 1 trial tests an experimental vaccine called AV-1980R that targets tau protein, a key player in Alzheimer's disease. The study enrolls 48 cognitively healthy adults aged 65-80 who have biological signs of early Alzheimer's. Researchers will check if the vaccine is safe…

This study tests a new oral polio vaccine (nOPV3) in healthy young children, infants, and newborns in Panama. The goal is to see if it is safe and triggers a strong immune response compared to the current vaccine. About 1,500 participants will receive either the new or existing v…

This study tests an investigational drug called KarXT to see if it can prevent the return of psychosis (like hallucinations or delusions) in people with Alzheimer's disease. About 410 participants aged 55-90 will receive either KarXT or a placebo for 38 weeks. The main goal is to…

This study tests whether exercise using electrical stimulation can improve muscle strength and endurance in people with lower limb paralysis from conditions like spinal cord injury, stroke, or multiple sclerosis. Participants will use devices that send electrical signals to their…

This trial is testing whether huperzine A, given as a controlled-release tablet, can improve thinking and daily living skills in people with mild-to-moderate Alzheimer's dementia. Participants will receive either huperzine A, a placebo, or an existing Alzheimer's drug (donepezil)…

This study tests whether listening to a specific 40 Hz sound for one hour a day, five days a week over 12 weeks, can improve memory, brain activity, sleep, and quality of life in older adults with mild cognitive impairment or mild dementia. Half of the participants will receive t…

This early-phase trial is testing a gene therapy called SGT-212 for Friedreich's ataxia, a rare genetic disease that damages the nervous system. Ten adults with the condition will receive the therapy through an injection into the brain and a vein. The main goal is to see if it is…

This study tests an experimental drug called senicapoc in people with mild Alzheimer's or mild cognitive impairment. The goal is to see if it can reduce brain inflammation and slow down memory loss. About 55 participants will take either the drug or a placebo for 52 weeks, with r…

This pilot study tests whether terazosin, a drug used for high blood pressure, can increase energy levels in people with ALS. Twenty participants will take either terazosin or a placebo for 12 weeks. The goal is to see if the drug is safe and if it raises ATP, a key energy molecu…

This study tests whether adding a new drug (RO7268489) to the standard MS treatment ocrelizumab can slow disability progression in adults with progressive multiple sclerosis. About 360 participants will receive either the new drug or a placebo, and researchers will track walking …

This study tests an experimental drug called ABBV-1758 in about 210 people with Alzheimer's disease. The drug is given by IV or injection every 4 weeks for 24 weeks. Researchers are checking if it is safe and whether it can reduce amyloid plaques in the brain, a hallmark of Alzhe…

This early-stage study tests a new drug called ALN-5288 in 50 adults with mild cognitive impairment or dementia caused by Alzheimer's disease. The drug is given via a spinal injection and aims to safely reduce tau protein levels in the brain. The main goal is to check safety and …

This Phase 3 trial tests whether privosegtor, a neuroprotective drug, can improve vision recovery in people having their first episode of optic neuritis. About 210 adults aged 18 to 50 will receive either privosegtor or a placebo, both alongside standard steroid treatment. The ma…

This early-phase trial is testing a new treatment called KITE-363 for people with certain autoimmune nerve diseases that have not responded to standard therapies. KITE-363 is a type of CAR T-cell therapy that uses a patient's own immune cells, modified to target and attack faulty…

This Phase 3 trial tests an oral drug called nizubaglustat (AZ-3102) in people aged 4 and older with Niemann-Pick type C disease, GM1 gangliosidosis, or GM2 gangliosidosis. The study lasts 18 months and compares the drug to a placebo to see if it is safe and can slow disease prog…

This Phase 3 trial tests whether a simple injection of frexalimab every 4 weeks works as well as the standard IV infusion for adults with relapsing or non-active progressive multiple sclerosis. About 160 participants will be randomly assigned to one of the two methods. The study …

This study tests an experimental drug called MK-2214 in 340 people with early Alzheimer's disease. The goal is to see if it can slow the buildup of a harmful protein called tau in the brain, which damages brain cells. Participants will receive either the drug or a placebo, and re…

This study looks at whether people with multiple sclerosis can safely switch from their current anti-CD20 therapy to a new under-the-skin version of ocrelizumab. About 100 participants will be followed for up to 48 weeks to see if brain lesions stay stable and if they are satisfi…

This Phase 3 trial tests an oral drug called orelabrutinib against a placebo in about 990 people with non-active secondary progressive multiple sclerosis (MS). The goal is to see if the drug can delay worsening disability over 24 to 60 months. Participants are randomly assigned t…

This trial investigates different types of steroid injections for back, neck, and related pain to see which are most effective and safe. It compares various steroids, doses, and injection sites, including epidural and facet joint injections. The study measures pain relief and fun…

This early-stage study is testing a new drug called RO7121932 in 129 people with multiple sclerosis (MS). The goal is to check if the drug is safe and how the body handles it when given as a single or multiple doses, either through a vein or under the skin. Participants are not o…

This early-phase trial tests a gene therapy called AVB-101 for people with frontotemporal dementia caused by GRN gene mutations. The therapy delivers a working copy of the GRN gene directly into the brain during a one-time procedure. The study will enroll 18 adults aged 30-75 to …

This study tests whether a combination of two drugs, KarXT and KarX-EC, can improve cognitive impairment in people with mild to moderate Alzheimer's disease. About 586 participants will receive either the drug combo or a placebo. The trial measures changes in thinking, daily func…

This study tests a drug called mivelsiran in 58 adults with Down syndrome who have early-stage Alzheimer's. Participants receive either the drug or a placebo via injection into the spine every few months for two years. The goal is to see if the drug can reduce brain changes linke…

This early-stage trial tests a drug called ALN-APP (mivelsiran) in 60 adults with mild cognitive impairment or mild dementia due to early-onset Alzheimer's disease. The drug is given via a spinal injection to see if it safely lowers certain proteins linked to Alzheimer's in the b…

This study tests several experimental treatments for progressive supranuclear palsy (PSP), a rare brain disease that affects movement and thinking. About 440 people with early-stage PSP will receive one of the treatments or a placebo. The goal is to see if any of the treatments c…

This early-stage study tests an experimental drug called ALN-HTT02 in 66 adults with Huntington's disease. The drug is given as a single injection into the spine to see if it is safe and how it affects the body. The goal is to reduce levels of the harmful protein that causes the …

This study tests whether adding risdiplam, a daily oral medicine, can help children under 2 with spinal muscular atrophy (SMA) who stopped getting better or started declining after receiving gene therapy. The study will enroll 28 children and measure changes in motor skills over …

This Phase 3 trial tests whether the drug votoplam can slow the progression of Huntington's disease in people with early symptoms. About 770 adults aged 21 to 70 with a confirmed genetic diagnosis will receive either votoplam or a placebo. The main goal is to see if votoplam pres…

This study looks at whether the experimental drug remibrutinib can reduce inflammation in the brain and spinal cord of people with relapsing multiple sclerosis (MS). Participants, aged 40 to 70, will have PET scans, MRIs, and blood and spinal fluid samples taken before and six mo…

This study tests a drug called salanersen in babies with spinal muscular atrophy (SMA) who have already received gene therapy. The drug aims to help the body make more SMN protein, which is needed for muscle function. About 42 babies with two copies of the SMN2 gene will be rando…

This study tests a drug called salanersen in babies who have a genetic diagnosis of spinal muscular atrophy (SMA) but no symptoms yet. The drug helps the body make more of a protein that is missing in SMA, which is needed for muscles to work. Researchers want to see if starting t…

This study tests an oral drug called fenebrutinib in 12 children and adolescents aged 10 to 17 with relapsing multiple sclerosis. The goal is to see how the drug moves through the body, how safe it is, and whether it reduces new brain lesions seen on MRI. Participants can choose …

This phase 3 trial is testing whether the drug pridopidine can slow the progression of amyotrophic lateral sclerosis (ALS) in 500 adults. Participants will take either pridopidine or a placebo daily for 48 weeks, followed by an open-label extension where everyone receives the dru…

This phase 3 trial is testing whether a daily pill called remibrutinib works as well as the standard infusion or injection ocrelizumab for people with relapsing multiple sclerosis. About 360 adults aged 40–70 who are stable on ocrelizumab will either switch to remibrutinib or sta…

This study tests a new biologic drug called ARGX-119 in children aged 5 to 17 with spinal muscular atrophy (SMA). About 60 participants will receive either ARGX-119 or a placebo by IV infusion for 24 weeks, alongside their usual SMA therapy. The goal is to find the best dose and …

This study looks at whether people with early relapsing multiple sclerosis (MS) can stop taking ocrelizumab (Ocrevus) after two years without their disease coming back. All 123 participants will receive ocrelizumab for the first two years. Then, some will switch to a placebo whil…

This phase 2 trial tests whether an oral drug called SAR448851 can slow the progression of early Alzheimer's disease. It includes people with mild cognitive impairment or mild dementia due to Alzheimer's, who have brain amyloid plaques. Participants receive either the drug or a p…

This study tests a new drug called AZD9750, alone or with another drug (saruparib), in 300 men with metastatic prostate cancer that has progressed despite standard treatments. The goal is to check safety, find the right dose, and see if it can lower PSA levels, a marker of cancer…

This early study tests whether repeatedly opening the blood-brain barrier with ultrasound is safe and might slow ALS. Twenty-three adults with ALS will receive 9 ultrasound sessions over 24 weeks. The first part checks safety; the second looks for signs of slowing the disease.

This trial tests whether a wearable device called RGn600 can slow cognitive decline in people with mild-to-moderate Alzheimer's disease. The device, worn as a helmet and abdominal belt, delivers red-to-near-infrared light and static magnetic fields, aiming to reduce inflammation …

This study tests a drug called LHP588 in 300 people with mild-to-moderate Alzheimer's who also have a gum infection from P. gingivalis bacteria. The drug aims to target that bacteria to slow down memory and thinking decline. Participants take a daily capsule for up to 48 weeks, a…

This study tests whether the drug pridopidine can slow the worsening of Huntington's disease (HD) in adults. About 400 participants will take either pridopidine or a placebo twice daily for one year, then everyone can receive pridopidine for two more years. The goal is to see if …

This study tests whether taking a daily probiotic supplement for six months can improve immune function in people with relapsing-remitting multiple sclerosis (MS). Eighty adults aged 18-55 will be randomly assigned to receive either the probiotic or a placebo, alongside their usu…

This phase 3 trial tests whether the oral drug orelabrutinib can slow disability progression in people with primary progressive multiple sclerosis (PPMS). About 705 adults aged 18–60 with PPMS will receive either orelabrutinib or a placebo for up to 5 years. The study measures ti…

This study is testing the long-term safety of an oral drug called Emrusolmin (TEV-56286) in 200 adults with multiple system atrophy (MSA), a rare and serious brain disorder. Participants who completed a prior trial will take the drug for about 100 weeks. The main goal is to see h…

This study tests donanemab, an experimental drug, against a placebo in 140 Chinese adults who show early signs of Alzheimer's risk. Participants receive the drug intravenously every few weeks for up to 3 years. The goal is to see if donanemab can delay memory loss and help mainta…

This phase 2 trial tests whether donanemab, an antibody given by IV, can slow worsening of thinking and daily function in people with early cognitive decline and Lewy body dementia. The study enrolls 350 participants who also have signs of two brain proteins (amyloid and alpha-sy…

This Phase 3 trial tests trontinemab, an antibody given by IV, in 800 people with early Alzheimer's (mild cognitive impairment to mild dementia). Half get the drug, half get a placebo, for 72 weeks. The goal is to see if it slows decline in memory, thinking, and daily activities.

This Phase 3 trial tests whether trontinemab can slow down Alzheimer's in people with early symptoms like mild memory problems. About 800 volunteers will receive either the drug or a placebo by IV for 72 weeks. The study measures changes in thinking, daily function, and safety.

This Phase 2 trial is testing an investigational drug called COYA 302 in 120 adults with ALS. The drug combines two immune-modulating agents to reduce inflammation that may damage nerves. Participants will receive either COYA 302 or a placebo for 24 weeks, with an option to conti…

This study tests two different doses of an intravenous immune globulin (IGIV 10%) as maintenance therapy for adults with chronic inflammatory demyelinating polyneuropathy (CIDP), a nerve disorder causing weakness and numbness. About 161 participants will receive either a higher o…

This early study tests a new treatment called S103 (BCMA-CAR T cells) in 9 adults with progressive or hard-to-treat multiple sclerosis (MS). The main goal is to see if the treatment is safe and to find the best dose. Researchers will also look for early signs that it might help c…

This study tests a single injection of TRCN-1023 into the spinal fluid of adults with ALS. The goal is to see if it is safe and shows early signs of slowing the disease over 24 weeks. Participants are randomly assigned to receive the drug or a placebo, and neither they nor their …

This phase 3 trial tests two different doses of Panzyga, an intravenous immunoglobulin therapy, in children aged 2 to 17 with CIDP, a rare nerve condition causing weakness and disability. The study aims to see which dose better controls symptoms and prevents relapses, using a dis…

This study tests a small device implanted on the vagus nerve in the neck to see if it can help repair myelin (the protective coating around nerves) in people with relapsing-remitting multiple sclerosis. About 60 adults aged 22–50 will take part. Two-thirds will receive active sti…

This study tests whether people with ALS who drink an enteral nutrition formula for two weeks before getting a feeding tube (G-tube) will have fewer gastrointestinal issues when tube feeding begins. Participants will drink the formula by mouth first, then use the same formula thr…

This early-phase study tests an experimental cell therapy called YTB323 in about 28 people with relapsing multiple sclerosis whose disease is still active despite taking strong medications. The goal is to see if YTB323 is safe and can control the disease. Participants receive a s…

This study is testing whether the drug risdiplam can improve motor skills in children under 2 with spinal muscular atrophy (SMA) who have already received gene therapy. The 28 participants will take risdiplam by mouth, and researchers will measure changes in their gross motor ski…

This trial tests whether a six-month program of high-intensity exercise delivered through an immersive virtual reality headset can improve mobility, strength, and thinking skills in people with multiple sclerosis (MS). Participants will be randomly assigned to either the VR exerc…

This study tests an implanted electrical stimulation device designed to improve movement, standing, and walking in people with paralysis from spinal cord injury, stroke, multiple sclerosis, or traumatic brain injury. The device sends electrical signals to muscles in the trunk and…

This study tests the drug acoramidis in people with transthyretin amyloid cardiomyopathy (ATTR-CM), a condition where abnormal proteins build up in the heart, weakening it. Over 36 months, researchers measure whether acoramidis improves heart function and structure using cardiac …

This phase 2 trial is investigating whether a combination of three drugs—irinotecan, cetuximab, and envafolimab—can control tumor growth when given again to people with metastatic colorectal cancer who had previously responded to similar treatments. The study enrolls adults whose…

This study tests whether combining a daily oral diabetes medication (semaglutide) with a nasal insulin spray can improve memory, thinking, and blood flow in the brain. The trial enrolls older adults with mild cognitive impairment and metabolic syndrome, a group at high risk for d…

This phase 2 trial investigates whether ozanimod, an oral drug that regulates the immune system, can reduce brain amyloid plaques and inflammation in people with moderate Alzheimer's disease. Forty participants aged 55 to 80 will receive either ozanimod or standard Alzheimer's me…

About 10-20% of people with ALS have a specific antibody (anti-NRIP) in their blood that is linked to faster disease progression. This trial tests whether removing that antibody through plasmapheresis — a procedure that filters the blood — can slow the decline. Twenty participant…

This phase 3 trial is testing whether adding an experimental drug called rinzimetostat to the standard drug darolutamide can slow the progression of metastatic castration-resistant prostate cancer better than current treatments. The study enrolls men whose cancer has worsened aft…

This Phase 3 trial is testing whether two existing drugs—atomoxetine, typically used for ADHD, and metformin, a diabetes medication—can slow cognitive and functional decline in people with Alzheimer's disease. Around 1,200 participants aged 55 and older with mild to moderate Alzh…

This study tests a drug called ublituximab, given as a shot under the skin, in 350 people with relapsing multiple sclerosis. Researchers want to see how the drug moves through the body when injected in different spots (like the belly or thigh) and whether an autoinjector pen work…

This study looks at the long-term safety of an experimental drug called LY4256984 for people with ALS. It enrolls up to 32 participants who have completed a prior ALS trial. The study will follow them for at least 96 weeks to see how well the drug is tolerated over time.

This study tests the long-term safety of a drug called LY4256984, given via spinal injection, in people with ALS. It includes 32 participants who completed an earlier study and will be followed for about 96 weeks. The main goal is to see how many people have serious side effects …

This study tests whether a non-invasive brain stimulation technique called closed-loop transcranial alternating current stimulation (tACS) can improve memory and brain activity in people with mild cognitive impairment likely due to Alzheimer's disease. Participants receive four d…

This study tests whether a drug called CORT108297, which blocks a stress hormone, can improve memory and thinking in people with mild cognitive impairment or those at risk for Alzheimer's disease. Participants take the drug or a placebo for two weeks, then complete memory and att…

This early-stage trial tests an investigational drug called SSGJ-716, given as an injection, to see if it is safe and tolerable. The study first enrolls healthy adults to test a single dose, then moves to people with moderate-to-severe atopic dermatitis (a type of eczema) who rec…

This study tests a surgically implanted device that uses mild electrical pulses to stimulate muscles in the legs and trunk. The goal is to help people with paralysis from spinal cord injury, stroke, or other conditions exercise, stand, step, and improve balance. Ten participants …

This study tests whether very low doses of radiation delivered to the whole brain are safe and can help preserve thinking and memory in people with Alzheimer's disease or certain dementias with inflammation. Participants receive an initial course of 10 radiation sessions, followe…

This study tests a single intravenous dose of an experimental drug called CGB3002 in healthy adults aged 18 to 55. The main goal is to see if the drug is safe and how the body processes it. This is a first step toward possibly developing a treatment for Alzheimer's disease.

This study tests whether a weekly under-the-skin antibody treatment (XEMBIFY) provides similar blood levels as a standard IV infusion (Gamunex-C) given every 3 weeks in people with CIDP, a chronic nerve disorder. About 40 adults who are stable on IVIG will first receive Gamunex-C…

This study tests a brain implant that records and stimulates brain areas to help adults with severe paralysis (from spinal cord injury, ALS, or stroke) control assistive devices like computers or wheelchairs. The main goal is to check safety, and researchers will also see if part…

This trial tests a single injection of MELPIDA, a gene therapy that delivers a working copy of the AP4M1 gene directly into the spinal fluid of children with SPG50. SPG50 is a rare genetic condition that causes muscle stiffness, intellectual disability, and developmental delays. …

This study looks at Portuguese adults with relapsing multiple sclerosis who are taking ofatumumab (Kesimpta). It compares those who started the drug within three years of diagnosis to those who started later. The goal is to see if earlier treatment leads to less disease activity,…

This phase 4 trial tests lecanemab, an antibody treatment for Alzheimer's disease, in 100 people with mild cognitive impairment or mild Alzheimer's dementia. Participants receive lecanemab infusions every two weeks for 18 months. The study also evaluates a new blood test that use…

This study tests whether people with Alzheimer's who already took the drug donanemab benefit from getting it just once a year. About 550 volunteers who finished a previous donanemab study will receive either the drug or a placebo for up to 2.5 years. Researchers will track change…

This trial investigates a Functional Balance Intervention (FBI) — a structured exercise program — for people aged 55 to 80 with multiple sclerosis. The program includes agility, strength, balance, and dual-task exercises done twice a week for four months, either in a lab or at ho…

This Phase 3 trial tests whether adding immunotherapy and a targeted drug to short-course radiotherapy and chemotherapy improves outcomes for people with high-risk rectal cancer. About 204 participants will receive either the standard treatment or the intensified combo. The study…

This study tests whether a special probiotic supplement can change fat-related molecules in the blood of people with ALS and frontotemporal dementia (FTD). Researchers will compare those taking the probiotic to those taking a placebo over 24 weeks. The goal is to see if the probi…

This study tests whether injecting a person's own bone marrow stem cells into or near the eye can help treat various retinal and optic nerve diseases, including age-related macular degeneration, retinitis pigmentosa, and glaucoma. Participants receive stem cell injections via dif…

This study is testing whether stem cells taken from a person's own bone marrow and then given back through the veins and nose can improve brain and nerve function. It includes 500 people with various conditions like stroke, Parkinson's, Alzheimer's, and nerve damage. The goal is …

This trial tests a gene therapy for metachromatic leukodystrophy (MLD), a rare and life-threatening genetic disorder that damages the nervous system. The treatment uses a lentivirus to deliver a working copy of the ARSA gene directly into the spinal fluid and bloodstream. Up to 1…

This study tests an experimental oral drug called KDS2010 in people with mild cognitive impairment or mild dementia due to Alzheimer's disease. Participants take either a low dose, a higher dose, or a placebo daily for 24 weeks. Researchers measure changes in memory, thinking, an…

This study tests an investigational drug called LTX-002 in people with amyotrophic lateral sclerosis (ALS). The drug is designed to target a specific genetic message linked to the disease. The main goal is to check the drug's safety and tolerability, and to see how it moves throu…

This early-phase trial tests whether combining interleukin-2 (IL-2) with semaglutide (a diabetes drug) can safely reduce harmful inflammation in the brains of people with Alzheimer's disease. The study will enroll 30 adults aged 50–86 with mild-to-moderate Alzheimer's. Participan…

This study tests whether cannabidiol (CBD) can slow the progression of Alzheimer's disease in people aged 55-85 with mild cognitive impairment (early memory loss). Over 236 participants will receive either CBD or a placebo for a period, and researchers will measure changes in mem…

This study tests whether a daily polyphenol supplement (like berry capsules) can slow cognitive decline in 300 older adults at risk for Alzheimer's. Participants take the supplement or a placebo for 12 months, providing blood, stool, and brain scans. The goal is to see if the sup…

This study tests whether taking silkworm pupa powder daily for four months can improve thinking, daily living, and nutrition in people with Alzheimer's disease. About 300 participants will receive either the powder or a placebo. Researchers will track changes in memory, frailty, …

This study tests a brain-computer implant (Stentrode) for people with paralysis from motor neuron disease or similar conditions. The device is placed in a blood vessel near the brain and aims to let users control computers or assistive devices with thought. The trial focuses on s…

This study tests a new drug called SRP-1005 in 32 adults with Huntington's disease. It is the first time this drug is being tested in humans, so the main goal is to check safety and how the body processes the drug. Participants will receive either SRP-1005 or a placebo by injecti…

This study tests whether adding a single infusion of human stem cells to standard antibody therapy can slow memory and thinking decline in people with mild Alzheimer's or mild cognitive impairment. Ten participants aged 55-90 who are already on antibody treatment will receive one…

This study tests a drug called lecanemab in 200 people with early-stage Alzheimer's. Participants receive either lecanemab or standard care for 24 months. Researchers use eye and brain scans along with memory tests to see if the drug slows the disease and to check for side effect…

This study tests whether a drug called leronlimab is safe for people with mild Alzheimer's or mild cognitive impairment. Twenty volunteers over age 50 will receive weekly injections for 12 weeks. Researchers will use brain scans and blood tests to see if the drug lowers brain inf…

This study explores whether daily mindfulness practice, combined with heart rate biofeedback, can improve attention and memory in adults aged 50-70. Participants will practice breathing patterns that either increase or decrease heart rate swings. Researchers will measure changes …

This study tests whether a non-invasive brain stimulation technique called repetitive transcranial magnetic stimulation (rTMS) can slow cognitive decline in people with early Alzheimer's disease. The treatment targets a key brain region affected by Alzheimer's. Fifty-five partici…

This early study tests a brain-computer implant placed through blood vessels to help people with ALS control external devices using their thoughts. Ten participants with ALS and arm weakness will be followed for safety and device function. The goal is to restore some independence…

This early-stage study tests whether it is safe to combine a drug called etanercept with repeated ultrasound sessions to temporarily open the blood-brain barrier in people with mild Alzheimer's disease. The goal is to let more of the drug reach the brain to reduce inflammation. O…

This early-phase trial is testing a new cell therapy called QH103 for people with severe autoimmune diseases like multiple sclerosis and myasthenia gravis that haven't responded to standard treatments. The therapy uses specially engineered immune cells to target and attack the fa…

This early-stage study tests a new treatment called HBI0101 CAR T for people with severe autoimmune diseases like lupus, multiple sclerosis, and rheumatoid arthritis that haven't improved with standard treatments. The main goal is to find a safe dose and check for side effects in…

This Phase 2 trial tests whether ambroxol, a common cough medicine ingredient, can slow cognitive decline and improve symptoms in people with early dementia with Lewy bodies. 180 participants will receive either ambroxol or a placebo for 18 months. The study measures changes in t…

This study tests an experimental drug called TP04HN106 in 60 people with ALS. Half receive the drug, half receive a placebo (saline), and all take riluzole tablets as standard care. The goal is to see if the drug is safe and can slow the decline in physical function measured by t…

This Phase 2 trial tests whether fasudil, a drug already used in Japan and China for brain blood vessel spasms, can improve memory and brain function in people with early Alzheimer's disease. Two hundred participants will receive either fasudil or a placebo for 12 months, with re…

This study tests whether giving ALS patients 20% more calories than their body needs (via a feeding tube) can slow the disease. Researchers will measure a nerve damage marker in the blood over 6 months. 76 adults with ALS who already use a feeding tube will be randomly assigned t…

This study tests whether 6 months of supervised aerobic exercise can improve fitness, brain health, and memory in adults aged 65 and older with mild cognitive impairment or early Alzheimer's disease. Participants will exercise, undergo memory tests, and have MRI scans over a year…

This study tests whether an ultra-high-caloric diet made almost entirely of fat can help people with ALS live longer and slow the disease. Researchers will compare the diet to a low-fat placebo in 392 participants. The main goal is to see if the diet extends survival without the …

This study compares two treatments for CIDP, a nerve condition that causes weakness and numbness. It involves 20 adults who did not get better with steroids. One group receives a blood-filtering procedure called immunoadsorption, and the other receives standard antibody infusions…

This early-stage trial tests a gene therapy called scAAV9/JeT-GAN for giant axonal neuropathy (GAN), a rare, fatal nerve disease in children. The therapy is injected directly into the left vagus nerve to target autonomic nervous system symptoms. Only 4 people who have already rec…

This study will follow 3,000 South Korean Alzheimer's patients taking LEQEMBI for up to 6 years to monitor safety, especially brain swelling or bleeding. Researchers will use real-world data from a national registry. The goal is to understand how often these side effects occur in…

This study tests a gene therapy called BBP-812 in children up to 30 months old with Canavan disease, a rare genetic brain disorder. The treatment uses a harmless virus to deliver a working copy of the ASPA gene, aiming to reduce harmful brain chemicals and improve motor and think…

This study is testing a new version of a gut antibiotic called rifaximin in 20 people with mild-to-moderate Alzheimer's or vascular dementia. The goal is to see if changing the bacteria in the gut can improve brain function and reduce inflammation. Participants will take the drug…

This trial tests whether a single injection of [18F]-APN-1607, a radioactive tracer that binds to tau protein, can produce PET images that match the actual tau buildup found in the brain after death. It includes healthy volunteers and people with mild cognitive impairment or Alzh…

This phase III trial is evaluating whether an experimental PET imaging agent, [18F]Fluorbetazine, can accurately detect amyloid-beta plaques in the brain—a hallmark of Alzheimer's disease. The study will include about 400 adults aged 40 and older with normal cognitive function, m…

This trial tests whether an AI tool called icobrain ms can help radiologists detect signs of multiple sclerosis (MS) activity on brain MRI scans. The study involves over 1,300 people with MS or early signs of it, who are already on treatment. The AI analyzes scans and creates str…

This early-phase trial tests a new radioactive tracer called [11C]MODAG-005 that binds to abnormal protein clumps in the brain linked to Parkinson's disease and multiple system atrophy. Nine participants (patients with Parkinson's, MSA, and healthy volunteers) will receive the tr…

This study tests whether a small, home-use lancet device can collect blood samples that accurately measure p-tau217, a key Alzheimer's biomarker, compared to standard blood draws. Researchers will enroll 1,000 adults aged 40–90, including those with confirmed Alzheimer's, healthy…

This study tests whether a special imaging agent called 18F-FPyCO/SMBT-1 can help diagnose Parkinson's disease and related conditions by detecting a brain enzyme called MAO-B. About 200 adults with suspected or confirmed Parkinson's will receive a single injection of the agent an…

This study looks at whether measuring certain proteins in the blood (p-tau217 and neurofilament light) can help doctors diagnose Alzheimer's disease more quickly and confidently in people with memory problems. About 550 participants visiting a memory clinic will have their blood …

This early-stage study tests a new radioactive tracer called SST001 that lights up on PET scans. Researchers want to see if it is safe and can help tell the difference between multiple system atrophy (MSA) and Parkinson's disease. The study will include 30 healthy volunteers and …

This study is testing whether a blood test that measures specific proteins (pTau217) can help primary care doctors diagnose Alzheimer's disease in people with memory concerns. Researchers will compare the test's accuracy against standard evaluations and track how it changes docto…

This study tests whether a tablet-based eye-tracking app (eVOG) can detect subtle eye movement problems in people with brain MRI abnormalities (white matter lesions). The goal is to see if these eye movement patterns can help diagnose multiple sclerosis or related conditions. Res…

This early-phase study tests a new radioactive tracer called [¹⁸F]MODAG-009 to see if it can safely highlight abnormal protein clumps in the brains of people with Parkinson's disease or multiple system atrophy (MSA). About 13 participants, including healthy volunteers, will recei…

This study tests a new radioactive tracer called 18F-Fluselenamyl for PET scans to safely detect amyloid plaques in the brain, a hallmark of Alzheimer's disease. Researchers will compare it to an existing tracer in 60 healthy volunteers and people with mild cognitive impairment o…

This early-stage study tests a radioactive tracer called [18F]Flortaucipir, used during a PET scan to detect tau protein tangles in the brain—a hallmark of Alzheimer's disease. Researchers will enroll 18 Chinese adults aged 50-85 with normal cognition, mild cognitive impairment, …

This study is testing whether blood tests can help screen for Alzheimer's disease in older adults during routine check-ups. Researchers will enroll 3,000 people aged 60-80 from communities and clinics. Participants will give blood samples, and those with abnormal results will tak…

This study is testing a new, non-invasive way to detect Alzheimer's disease by looking for specific proteins (amyloid and tau) in stool samples. The goal is to see if these proteins can serve as early warning signs, potentially allowing for earlier diagnosis and treatment. Resear…

This early-phase study tests a radioactive tracer called 11C-M503 to see if it can detect abnormal alpha-synuclein protein clumps in the brain, which are linked to Parkinson's disease and multiple system atrophy. About 70 adults aged 40-85 with Parkinson's, multiple system atroph…

This study is testing a non-invasive eye camera that takes pictures of the retina using different colors of light. Researchers want to see if these images can help detect signs of Alzheimer's, Parkinson's, and other neurodegenerative diseases. About 930 adults over age 30 with or…

This study tests a new PET imaging method that uses 10 to 100 times less radiation than current scans to detect Alzheimer's disease and other dementias. Researchers will scan 200 adults (including healthy volunteers) after injecting a radioactive tracer, aiming to see if shorter …

This study is testing whether new blood tests can accurately diagnose the cause of memory loss or dementia, potentially replacing the need for a spinal tap. Researchers will compare blood test results with standard spinal fluid tests in 1,200 people at a memory clinic. If success…

This study tests whether a prenatal education program can help pregnant women learn about and avoid toxic chemicals found in contaminated seafood. The program teaches about seafood benefits, risks, and safe handling. Researchers will measure changes in knowledge and whether women…

This study tests whether using hearing aids and related support can help slow memory decline in adults aged 55-75 who have mild to moderate hearing loss and early signs of memory problems. Participants are randomly assigned to receive either a hearing intervention or a health edu…

This study tests whether adalimumab, an anti-inflammatory drug, can prevent brain changes linked to Parkinson's disease in 108 people with REM sleep behavior disorder (RBD). RBD often precedes Parkinson's. Participants will receive adalimumab or a placebo every two weeks for two …

This study tests whether the drug HT-4253 can lower Alzheimer's risk in people aged 50-75 who carry the APOE4 gene and have high levels of amyloid in their blood. The 112 participants will receive either the drug or a placebo for 48 weeks. The main goal is to see if the drug can …

This phase 3 trial tests whether acoramidis can prevent or delay transthyretin amyloidosis (ATTR) in 587 adults who carry a faulty gene but have no symptoms yet. ATTR causes sticky plaques to build up in the heart and nerves, leading to heart failure and nerve damage. Acoramidis …

This study tests whether specific goal-setting techniques can help adults aged 45 to 65 become more physically active and stick with it. Participants are overweight or obese and currently get little exercise. They will receive a behavioral program designed to boost self-regulatio…

This study tests whether a device that flashes light and plays sound at 40Hz can prevent Alzheimer's disease in people at risk. 200 adults aged 55-90 with a family history of Alzheimer's will use the device at home for 60 minutes daily over 12 months. Researchers will measure cha…

This study explores whether mindfulness training can help prevent cognitive decline in Latino adults aged 65 and older, a group at higher risk for Alzheimer's disease. Researchers will measure brain activity and thinking skills in 60 participants before and after mindfulness prac…

This study tests a brief problem-solving therapy to prevent suicide in adults aged 50 and older who have suicidal thoughts. The therapy is delivered in three formats: face-to-face, by phone, or via a smartphone app. 212 participants will be randomly assigned to one of these forma…

This study tests whether regular aerobic exercise can prevent or slow memory decline in older adults (ages 50-80) who have memory complaints but no dementia. Participants will be randomly assigned to either an aerobic exercise program or a stretching and toning group for six mont…

This study tests whether a 12-week online ukulele learning program, called Music-4-MS, can improve cognitive function in people with multiple sclerosis (MS). Half the participants will learn to play the ukulele, while the other half will simply listen to music they enjoy. The goa…

This study tests whether mentally practicing walking while watching videos of people walking can improve gait in people with multiple sclerosis. Twenty participants will either watch walking videos and imagine themselves walking, or watch nature scenes. Researchers will measure m…

This study looks at whether over-the-counter hearing aids can improve communication for older adults with mild cognitive impairment and mild to moderate hearing loss. Fifty participants and their communication partners will be randomly assigned to try hearing aids first or receiv…

This study explores whether hypnosis can help people with stroke, traumatic brain injury, or multiple sclerosis improve their attention and reduce fatigue. About 48 participants will receive hypnosis sessions alongside standard care, while researchers monitor brain activity with …

This trial tests whether a mild electric current applied to a brain area linked to memory can improve verbal recall in people with relapsing-remitting multiple sclerosis. Participants will receive either active or sham stimulation during cognitive tasks, and their performance wil…

This study tests whether an adapted questionnaire, called the Care Partner Hospital Assessment Tool (CHAT-AD), can help care partners of hospitalized people with Alzheimer's disease or related dementias feel more prepared to provide care after discharge. Participants are unpaid f…

This study tests two experimental drugs, EXV-802 and EXV-801, to see if they can safely reduce agitation in people with Alzheimer's dementia. About 300 participants aged 55-90 with moderate to severe agitation will receive either the drug or a placebo twice daily for 6 weeks. The…

This study explores whether rhythmic auditory stimulation (like a metronome beat) can improve walking and brain function in people with Alzheimer's disease or mild cognitive impairment. Participants will walk while listening to rhythmic sounds, and researchers will measure change…

This study tests an experimental oral medication (BMS-986368) to reduce agitation in people with Alzheimer's disease. About 120 participants will receive either a low dose, high dose, or placebo. The main goal is to see if the drug safely decreases agitated behaviors, such as pac…

This study tests a five-week tongue exercise program for 20 people with ALS to see if it can help with swallowing and speech. Participants press their tongue against a device at home five days a week, with weekly check-ins via telehealth. Researchers will measure tongue strength …

This phase 3 trial tests whether a combination of two drugs, KarXT and KarX-EC, can safely reduce agitation in people with Alzheimer's disease. About 352 adults will receive either the drug combo or a placebo for 14 weeks. The main goal is to see if agitation symptoms improve, as…

This study tests whether psilocybin (the active ingredient in magic mushrooms) can help ease depression and improve quality of life in people with ALS. Researchers will enroll 24 adults with ALS and depressed mood to see if the therapy is feasible and reduces symptoms. The goal i…

This study is developing and testing an online platform called LEND that shares personal stories from people with dementia and their carers. The goal is to see if these relatable narratives can boost wellbeing, confidence, and quality of life for both groups. The trial involves i…

This study tests whether a specialized speech therapy that focuses on word meanings can help people with mild-to-moderate semantic aphasia—a condition where brain damage impairs understanding and use of words. Participants first undergo a control period of standard language exerc…

This study tests a device called Neuclare that is placed on the head to see if it can temporarily improve planning and problem-solving skills in people with mild cognitive impairment or very early Alzheimer's disease. About 138 adults aged 55 to 90 who are already on memory medic…

This study tests a 16-week exercise program designed specifically for Hispanic people with multiple sclerosis who have walking problems. About 66 participants will either join the exercise group or a waitlist. The goal is to see if the program improves walking ability and quality…

This study tests a tool called HART that helps caregivers of people with Alzheimer's or related dementias find health apps suited to their needs. Fifteen family caregivers will use the tool for four weeks and provide feedback on how easy it is to use and whether it improves their…

This study tests whether a single injection of RE104 can reduce symptoms of depression or mixed depression and anxiety in people with adjustment disorder caused by a serious medical illness like cancer, ALS, multiple sclerosis, Parkinson's disease, or idiopathic pulmonary fibrosi…

This study tests whether combining a memory retraining technique (KF-mSMT) with aerobic exercise and virtual reality can improve learning and memory in people with multiple sclerosis (MS). 78 participants with mild-to-moderate mobility disability will be enrolled. The approach fo…

This pilot study tests whether listening to music in the evening can help people with Alzheimer's disease or related disorders fall asleep faster and behave more calmly. Researchers will compare music therapy to audiobooks in 48 adults living in secure care units. The goal is to …

This trial tests whether a device called sacral neuromodulation (InterStim X) can improve bladder, bowel, and sexual function in people with multiple sclerosis who have not responded to standard treatments. Participants who show at least 50% improvement during a test period will …

This study investigates whether custom lower limb orthoses (leg braces) can improve walking and balance in adults with cerebellar ataxia, a condition that affects coordination. Twenty participants will wear the braces at home and undergo tests like walking on a pressure-sensitive…

This study tests a non-invasive brain stimulation method called temporal interference stimulation (TIS) to see if it can improve motor and speech problems in people with Parkinson's disease or secondary Parkinson's syndrome. Sixty participants will receive either real TIS or a sh…

This study is testing if a non-invasive brain stimulation method called HD-tDCS can help people with ALS. The goal is to see if it can improve muscle control and breathing by calming overactive brain cells. The study will involve 80 adults with ALS and will measure changes in bra…

This study tests the safety and tolerability of the drug Zunveyl in 150 adults aged 50 and older with mild to moderate Alzheimer's disease. Over 12 weeks, researchers will monitor side effects and whether the drug helps reduce neuropsychiatric symptoms like agitation or mood chan…

This early-phase trial tests whether propranolol, a drug typically used for high blood pressure, can improve language abilities and reduce anxiety in older adults with primary progressive aphasia (PPA). PPA is a type of dementia that gradually impairs speech and language, and the…

This study investigates whether cannabidiol (CBD), a compound from cannabis, can improve sleep and reduce pain in people with multiple sclerosis (MS) who also have chronic pain. About 166 participants take CBD or a placebo for several weeks while their sleep is measured in a lab …

This study tests whether a six-week, nurse-led virtual group program can help adult women with Multiple Sclerosis (MS) find more meaning and purpose in life, and improve their quality of life. Participants attend weekly online group sessions focused on reflection and values explo…

This study investigates whether complex rhythmic movement training, like dancing with new partners, can improve mobility and learning in people with Parkinson's disease or mild cognitive impairment. Researchers will compare how participants with Parkinson's, those with memory pro…

This study tests whether a 6-month personalized exercise program can improve physical and cognitive function in people with multiple sclerosis (MS) who primarily use a wheelchair. Participants will follow a low-impact, resistance-based routine designed to build muscle without inc…

This study tests whether a safe, non-invasive brain stimulation technique called transcranial magnetic stimulation (TMS) can improve working memory in people with dementia. The stimulation is timed to each person's brain waves, measured by EEG, to help brain regions communicate b…

This pilot study tests whether the Voiceitt app can help people with speech impairments caused by conditions like cerebral palsy, stroke, ALS, or Parkinson's disease communicate more effectively. Participants use the app to see if it improves speech clarity and daily communicatio…

This Phase 3 trial tests whether the drug combination KarXT + KarX-EC can safely reduce psychosis symptoms (like hallucinations and delusions) in people with Alzheimer's disease. About 325 participants aged 55-90 will receive either the drug or a placebo. The study is currently r…

This study tests whether a personalized form of transcranial magnetic stimulation (TMS) can improve motor and non-motor symptoms in people with Parkinson's disease, multiple system atrophy, or progressive supranuclear palsy. Fifty participants will receive 10 days of targeted TMS…

This study tests whether a noninvasive brain stimulation technique called tDCS can reduce depression in people with multiple sclerosis. Participants use a headband-like device at home for 30 minutes a day over 30 days, while listening to mindfulness meditation. Half receive real …

This study tests a head-mounted far-infrared therapy device in 40 people with mild-to-moderate Alzheimer's disease. The device is placed on specific points on the head and delivers gentle heat. Researchers will check if it is safe and whether it helps improve cognitive function, …

This study tests whether daridorexant, a sleep medication, can improve sleep in people with mild cognitive impairment or mild-to-moderate Alzheimer's disease who also have insomnia. Sixty-two participants will receive either the drug or a placebo for one month, and their sleep wi…

This study tests whether repetitive transcranial magnetic stimulation (rTMS), a non-invasive procedure using magnetic pulses, can improve short-term memory in people with early Alzheimer's disease. Forty participants will receive either real or sham rTMS over four weeks, then be …

This early-phase study tests a 4-week training program that uses mixed reality to guide precise movements, like stacking virtual objects. The goal is to see if this can improve walking speed, balance, and thinking in people with multiple sclerosis. Thirty adults with MS will part…

This study tests a behavioral sleep program called Care2Sleep for people with Alzheimer's disease and their caregivers. The program includes sleep hygiene, activity, and light exposure. Researchers will compare it to a sleep education group to see if it improves sleep, health, an…

This study tests whether mild electrical or sensory stimulation can improve short-term memory for words in people with primary progressive aphasia (PPA), a condition that slowly damages language areas of the brain. Twenty participants will receive real or fake stimulation while d…

This study tests if shining a special light on the head (transcranial photobiomodulation) can improve memory and thinking in people with mild cognitive impairment. Forty participants will receive either real or fake light sessions for 12 weeks. Researchers will measure brain acti…

This study tests a non-invasive brain stimulation technique called temporal interference stimulation (TIS) to see if it can improve cognitive function in people with mild cognitive impairment or early Alzheimer's disease. Sixty participants will receive either real TIS or a sham …

This study tests whether cognitive behavioral therapy for insomnia (CBT-I) can improve sleep and reduce fatigue in people with multiple sclerosis. About 70 adults with MS and insomnia will receive CBT-I or an active control. The goal is to see if this talk therapy approach can ea…

This study tests if pairing a gentle, non-invasive brain stimulation (tDCS) with personalized physical therapy can help people with cerebellar damage (from stroke, tumor, or degeneration) improve movement and daily function. About 30 adults aged 18-75 will participate. The goal i…

This early study tests a virtual reality rehabilitation device for children with spinal muscular atrophy (SMA), a genetic condition that causes progressive muscle weakness. The device uses games, muscle sensors, and a grip-strength ball to make home exercises more engaging. Resea…

This study tests an educational support group program for people with progressive aphasia (a language disorder caused by Alzheimer's or other dementias) and their carepartners. The program includes group education, support sessions, and communication skills training. Researchers …

This study explores whether group drumming or music listening can improve pain, stress, and brain function in people with early Alzheimer's, mild dementia, or mild cognitive impairment, as well as their caregivers. Over 8 weeks, 60 participants will attend weekly sessions while r…

This study tests a new drug called EI-1071 in 15 people with mild to severe Alzheimer's disease. The main goal is to see if the drug is safe and tolerable over 4 weeks. Researchers will also check if it reduces brain inflammation using special brain scans. Participants must have …

This study tests whether solriamfetol (Sunosi), a drug used for sleepiness, can reduce fatigue in people with multiple sclerosis who also have excessive daytime sleepiness. About 46 participants will receive either the drug or a placebo for four weeks, then switch after a washout…

This study looks at whether two different exercise programs can help reduce depression in people with multiple sclerosis (MS) who also have major depressive disorder. Researchers will enroll 146 adults aged 18 to 64. One group will do a structured exercise program, while the othe…

This study tests whether a non-invasive brain-computer interface combined with 40Hz audio-visual stimulation can improve cognitive function in people with Alzheimer's disease. 90 participants will be randomly assigned to receive either fixed 40Hz stimulation, personalized closed-…

This study tests two types of speech therapy for adults with mild-to-moderate primary progressive aphasia, a condition that slowly impairs language. Researchers will compare the therapies in 200 participants to see which better improves communication and reduces caregiver burden.…

This study tests whether silodosin, a drug typically used for enlarged prostate, can help women with multiple sclerosis who have bothersome urinary symptoms. Sixty female participants will take either silodosin or a placebo daily for 8 weeks. Researchers will use symptom question…

This study is testing whether a special flickering light therapy can improve memory and sleep in people with mild cognitive impairment or early Alzheimer's disease. About 120 participants will be randomly assigned to one of four light conditions and use the light at home for two …

This study tests whether dry needling—a treatment using thin needles to target tight muscles—can reduce chronic lower-limb pain in people with multiple sclerosis. Twenty-four participants will receive either real or sham dry needling over six sessions. Researchers also hope to se…

This small pilot study is testing whether a single infusion of human mesenchymal stem cells can help control agitation, aggression, and other behavioral symptoms in people with moderate to severe Alzheimer's disease. The study involves 8 adults aged 55-90 who are already taking a…

This study tests whether balance rehabilitation that changes how patients see (closing eyes, using a mask, or projecting moving dots) can improve walking stability better than standard rehab with eyes open. It includes 40 adults with chronic nerve damage who have trouble with bal…

This study tests whether an app called Genus, which provides videos, exercises, and quizzes, can help people with knee osteoarthritis learn more about their condition and feel more confident in treatment decisions. About 204 adults over 50 who are waiting for a specialist appoint…

This study tests whether a non-invasive nerve stimulation device placed on the ankle can reduce bladder symptoms like urgency and frequent urination in people with multiple sclerosis. 72 participants will be randomly assigned to receive either real or sham stimulation over severa…

This study is testing an app called PancreasPlus for people with pancreatic cancer. The app helps patients track symptoms, get information, and communicate with their care team from home. Researchers want to see if using the app improves quality of life, reduces anxiety, and cuts…

This pilot study tests a mechanical in-exsufflator (MIE) device that helps ALS patients cough more effectively by pushing air in and then pulling it out. The goal is to see if daily use for four weeks can maintain or improve lung function. The study will enroll 36 adults with ALS…

This study tests a powered leg brace called the Nomad in 36 people who have trouble walking due to conditions like stroke, multiple sclerosis, or spinal cord injury. Participants will use the brace at home for three months to see if it improves their walking speed, balance, and q…

This study tests whether psilocybin (the active ingredient in magic mushrooms) can safely reduce depression in adults with COPD, ALS, MS, or atypical Parkinson disease who have at least 6 months to live. Participants receive either two moderate-to-high doses (15mg then 25mg) or t…

This study explores whether intensive singing lessons can improve thinking, memory, and mood in people with early-stage Alzheimer's. Over 5 months, participants will take twice-weekly singing lessons with a personal teacher, then switch to once-a-month sessions. Researchers will …

This study tests whether a special light that flickers 40 times per second can help people with mild to moderate Alzheimer's disease. For 6 months, 62 participants will use the light device at home for 1 hour each day. Researchers will measure changes in brain activity, memory, a…

This study tests whether a home-based program combining computer brain games with physical exercises can improve thinking and walking in people with multiple sclerosis (MS). Ninety adults with MS will be randomly assigned to different training groups. The goal is to see if the co…

This study looks at whether a simple device that makes you breathe in a little extra carbon dioxide (CO2) can help raise blood pressure in people with a condition called neurogenic orthostatic hypotension (nOH). People with nOH get dizzy or even faint when they stand up because t…

This study tests whether using mixed reality (a blend of real and virtual environments) can improve hand strength, coordination, and quality of life in people with multiple sclerosis. Thirty participants will either receive standard physiotherapy or standard therapy plus mixed re…

This study tests whether personalized virtual music therapy can boost memory and mood in people with mild cognitive impairment or early Alzheimer's disease. Sixty participants will receive two 30-minute online music therapy sessions each week for 8 weeks, led by a certified thera…

This study tests whether doing thinking tasks (like counting backwards or matching colors) at the same time as physical exercises can improve walking, balance, and memory in teens with pediatric-onset multiple sclerosis. Twenty-two participants aged 12–18 will be randomly assigne…

This study tests whether a device that sends mild electrical currents to the brain (hi-tACS) can improve sleep in people with neuroimmune diseases like multiple sclerosis who also have insomnia. Eighty participants will receive 20 sessions of the stimulation or a sham treatment. …

This study examines whether the drug omaveloxolone can ease swallowing difficulties in people with Friedreich's ataxia, a rare nerve disease. About 40 French patients who have taken the drug for at least six months will fill out a swallowing questionnaire. The goal is to see if t…

This study tests whether low-intensity arm exercises combined with blood flow restriction (using a cuff to partially limit blood flow) can improve hand strength, coordination, and quality of life in people with multiple sclerosis. About 20 participants will be randomly assigned t…

This early-stage trial tests whether low-intensity focused ultrasound (LIFU) can safely improve motor symptoms in 24 adults with Huntington's disease. Participants receive ultrasound pulses to a brain region involved in movement control. The study focuses on safety and finding th…

This study tests whether a 6-week swallowing rehabilitation program can improve swallowing function in people with multiple system atrophy (MSA) who have trouble swallowing. 24 adults with MSA and confirmed swallowing problems will receive either the full rehab program or a singl…

This study tests a safe, non-invasive brain stimulation technique called tDCS to see if it can improve movement and balance in people with a rare neurological condition called Multiple System Atrophy - Cerebellar type (MSA-C). About 30 participants will receive either real or sha…

This study tests whether a device that sends gentle magnetic pulses to specific brain areas can improve thinking and memory in older adults. It includes 20 people aged 65 to 84—half with mild dementia and half without. Participants receive either real or sham stimulation to see i…

This study tests whether a non-invasive brain stimulation technique called tDCS, combined with cognitive training, can improve thinking skills and mood in people with mild cognitive impairment or early dementia. Fifty participants will receive both real and placebo stimulation in…

This study tests whether listening to Quran recitation (Surah Yasin) for 30 minutes, three times a week for 4 weeks, can reduce fatigue and improve mental well-being in people with multiple sclerosis. 52 participants will be randomly assigned to either listen to the recitation or…

This study tests whether taking caffeine for 30 weeks can slow down memory and thinking problems in people with early-to-moderate Alzheimer's disease. About 248 adults aged 50 and older will receive either caffeine pills or a placebo (dummy pill) to see if caffeine helps keep the…

This study tests a program called PATH-Pain in 100 older adults (60+) who have mild cognitive impairment or early Alzheimer's, along with chronic pain and depression. The program teaches problem-solving and uses memory aids like checklists and a tablet app to help manage emotions…

This study tests a new drug called NSC001 in 90 people with mild to moderate Alzheimer's disease. The drug is designed to activate a specific receptor in the brain (M1 muscarinic) that may help with memory and thinking. The main goal is to check if the drug is safe and tolerable,…

This study tests a non-invasive technique called Low Intensity Focused Ultrasound Pulsation (LIFUP) to see if it can safely increase brain activity and improve memory in people with mild cognitive impairment or mild Alzheimer's disease. Participants will receive ultrasound to a k…

This small pilot study tests whether repetitive transcranial magnetic stimulation (rTMS), a non-invasive brain stimulation technique, can reduce apathy in people with dementia or mild cognitive impairment. Ten participants will receive rTMS, some also taking the medication methyl…

This study is testing whether laughter yoga—a program of breathing, stretching, and laughter exercises—can reduce pain, stress, and fatigue in people with multiple sclerosis. Researchers will measure changes in pain intensity and beta-endorphin levels in 72 participants. The goal…

This study explores whether combining virtual reality with wearable sensors can improve gait training for people with multiple sclerosis. Twelve participants will use a VR headset and a walking brace during two clinic sessions and a week at home. The goal is to see if this approa…

This long-term observational study uses MRI scans to track how multiple sclerosis (MS) changes over time in up to 3750 people. Researchers will compare brain images and immune system markers in untreated patients, those on approved therapies, and healthy volunteers. The goal is t…

This study aims to collect cognitive performance data from 1,000 healthy adults aged 18 to 100 using a fully digital, voice-recognition-based testing platform. Participants complete a one-time, 30-45 minute online assessment covering memory, language, attention, and problem-solvi…

This study uses special PET scans to measure inflammation in the brains of people with Alzheimer's, Parkinson's, ALS, and other neurodegenerative diseases. Researchers will compare these scans to those from healthy volunteers to see if inflammation levels differ. The goal is to d…

This study is testing whether wearable devices like smartwatches can accurately track movement problems in people with Huntington's disease. About 100 participants, including those with Huntington's and healthy volunteers, will wear sensors and complete surveys and interviews at …

This study follows 2,800 unpaid caregivers of people with chronic conditions like diabetes or inherited disorders. Researchers will survey and interview caregivers over up to 5 years to track changes in their health, stress, and social support. The goal is to understand how careg…

This study tests a new radioactive tracer to see if it can measure brain inflammation in people with Alzheimer's disease or mild cognitive impairment. Researchers will compare scans from 90 volunteers (patients and healthy older adults) to understand how inflammation relates to m…

This observational study is recruiting 2400 people with immune-related central nervous system diseases, such as multiple sclerosis, along with healthy volunteers for comparison. Researchers will use MRI scans, lumbar punctures, blood tests, and neurological exams to track disease…

This study follows 600 people aged 55 to 85 with early, middle, or late-stage Alzheimer's disease for 12 months. Researchers will track changes in memory, daily activities, behavior, and traditional Chinese medicine symptom patterns. They will also observe whether those receiving…

This study uses yearly PET scans to track amyloid protein buildup in the brains of 400 adults aged 55 and older over 5 years. Participants are already part of the Baltimore Longitudinal Study of Aging. The goal is to see how these brain changes relate to memory loss and other thi…

This pilot study explores whether adding a digital health platform called Lōvu to standard prenatal care is practical and well-received by pregnant people. Participants use a Bluetooth scale, blood pressure cuff, and fetal Doppler that send data to their care team, alongside ment…

This study tests whether simple reminders—called nudges—sent to doctors and patients can increase the use of genetic testing for people with certain conditions like Parkinson's disease, ALS, or heart problems. The trial will compare different ways of prompting genetic testing, su…

This study uses advanced MRI (3T fMRI) to look at brain activity in people who have or will have deep brain stimulation (DBS) implants. DBS is a treatment for conditions like Parkinson's disease, tremor, and obsessive-compulsive disorder. The researchers will scan participants un…

This study aims to understand brain changes in people with mild cognitive impairment (MCI) and Alzheimer's disease. Researchers will use MRI, EEG, cognitive tests, and blood and stool samples to find differences between healthy individuals and those with cognitive impairment. The…

This study follows 842 people with multiple sclerosis who are starting a new under-the-skin injection of ocrelizumab. Researchers will ask participants how satisfied they are with the injection after 1, 6, and 12 months. The goal is to understand patient experience, not to test t…

This observational study is looking at men with spinal and bulbar muscular atrophy (SBMA), a rare inherited disease that causes gradual muscle weakness. Researchers will track changes in muscle strength, imaging scans, and blood or spinal fluid markers over two years. The goal is…

This international observational study will follow 50,000 people with Alzheimer's disease or related dementias for many years. Researchers will collect real-world data from routine doctor visits to track how the disease progresses and how treatments are used and tolerated. The go…

This study aims to understand why people with Alzheimer's disease differ from each other and from healthy older adults. Researchers will use advanced brain imaging (7T MRI), brain wave recordings (EEG), and blood and stool samples to look for patterns that might reflect different…

This study aims to find biological markers in spinal fluid and blood that could signal the start of prion disease before symptoms appear. Researchers will follow 150 people who carry a genetic mutation for prion disease, along with family members and healthy volunteers. Participa…

This study follows 650 people aged 8 to 99 with androgen insensitivity syndrome (AIS) to better understand their long-term health. Researchers will track hormones, bone density, heart health, metabolism, and tumor risk through regular check-ups and scans. No treatments are being …

This study screens 360 adults with neurodegenerative disorders like ALS, frontotemporal dementia, and progressive supranuclear palsy. Researchers will use medical history, physical exams, memory tests, movement analysis, MRI scans, and other tests to find common features and diff…

This study uses a special PET scan to measure amyloid plaques in the brains of 160 people with Alzheimer's disease. Researchers want to see how these plaques relate to race and heart health risks. Participants are already part of a larger Alzheimer's study at the University of Al…

This study uses a special PET scan to measure a harmful protein called tau in the brains of 160 people with Alzheimer's disease. Researchers want to see how tau buildup relates to a person's thinking abilities, race, and heart health risks. Participants are already part of a larg…

This registry study follows women with multiple sclerosis (MS) who become pregnant, comparing those who took the medication Vumerity (diroximel fumarate) with those who took other MS treatments or no treatment at all. The main goal is to estimate the risk of major birth defects i…

This study gathers medical information from 200 adults with possible nerve, muscle, or autonomic nervous system disorders who are not already in other NIH studies. Participants undergo standard tests like nerve conduction studies, EMG, and physical exams. The data is stored anony…

This study is a pregnancy registry that gathers information from women with chronic neurological conditions like multiple sclerosis, NMOSD, and myasthenia gravis who are planning pregnancy, currently pregnant, or within one year postpartum. Participants can contribute blood, brea…

This study aims to learn more about rare disorders that affect how the body processes chemicals called pyrimidines and purines. These disorders can cause problems in the brain, blood, kidneys, and immune system, ranging from mild to life-threatening. Researchers will compare test…

This study is testing whether a special PET imaging tracer, [18F]PI-2620, can detect tau protein buildup in the brains of people with Parkinson's disease, including those with a genetic form linked to the LRRK2 gene. About 60 participants will undergo high-resolution brain scans …

This study creates a registry to collect medical information from people with rhizomelic chondrodysplasia punctata (RCDP) and closely related conditions. The goal is to better understand the natural history of these rare disorders and identify factors that may predict health outc…

This study creates a global registry for people with mitochondrial disorders—rare diseases that affect energy production in cells. By collecting health data from 6,000 participants worldwide, researchers aim to understand how these diseases progress and identify the best ways to …

This study investigates whether the bacteria causing Lyme disease can survive antibiotic treatment and cause ongoing symptoms. Researchers will follow 700 participants, including those with chronic Lyme disease, recovered individuals, and healthy volunteers, using blood tests, sp…

This early-stage study is testing an experimental drug called LY3439539 in 30 people with mild-to-moderate Alzheimer's disease. The main goal is to see if the drug changes certain proteins in the spinal fluid that are linked to Alzheimer's. Participants will receive the drug thro…

This study investigates how engaging in structured conversations affects the speech of people with amyotrophic lateral sclerosis (ALS) compared to typical speakers. Participants will complete speaking tasks both alone and with a partner, allowing researchers to measure speech cla…

This study follows people with rare genetic disorders that cause harmful substances to build up in the body, leading to brain damage. Researchers will monitor up to 200 participants over time using exams, surveys, and lab tests. The goal is to better understand how these diseases…

This study uses a special PET scan tracer, [18F]MH.MZ, to measure serotonin 2A receptors in the brains of people with neurodegenerative diseases like Parkinson's. Researchers want to see if these receptors differ between patients with psychosis and healthy people of the same age.…

This study looks at whether successfully treating moderate-to-severe sleep apnea can improve memory and reduce biological markers linked to Alzheimer's disease in older adults. About 200 cognitively healthy people aged 55-85 will either receive immediate sleep apnea treatment or …

This study is looking for biological clues in the blood that explain why many people with ALS lose weight. Researchers will follow 1,000 patients in France and Germany, collecting blood samples and questionnaires alongside standard care. The goal is to find markers that could lea…

This study tests whether a new MRI technique, called inhomogeneous Magnetisation Transfer (ihMT), can accurately measure myelin damage and repair in people with multiple sclerosis (MS). The researchers will compare ihMT scans with standard MRI measures in 85 adults with early-sta…

This study follows 700 people with progressive multifocal leukoencephalopathy (PML), a rare brain infection caused by the JC virus. Researchers will collect blood, spinal fluid, and brain scans over time to understand how the disease progresses. No treatment is given; the goal is…

This study looks at whether the immune system's T-cells react differently in people with Parkinson's disease or Alzheimer's disease compared to healthy older adults. Researchers will collect blood samples from 120 participants—30 with Parkinson's, 30 with Alzheimer's or mild cogn…

This study will observe 30 children with type I or type II spinal muscle atrophy who are taking risdiplam. Researchers will track motor function improvements over 24 months using standard tests. The goal is to see how well the drug works in everyday medical practice.

This study is testing a new, painless device called electrical impedance myography (EIM) to measure muscle health. Researchers will use it on healthy volunteers and people with neuromuscular diseases to see how well it works compared to standard tests like ultrasound and nerve st…

This study tests a new radioactive tracer called [18F]FZTA to see if it can spot inflammation in the brain using PET scans. Researchers will compare 80 people—some with Multiple Sclerosis and some healthy—to see if the tracer lights up differently in those with MS. The goal is to…

This study is testing whether a program delivered remotely (by video or phone) that combines exercise and dementia caregiving support is practical and helpful for older adults with Down syndrome and their caregivers. About 40 participants will take part. The goal is to see if the…

This study follows people with several types of spinocerebellar ataxia (SCA) — rare genetic diseases that cause balance, coordination, and speech problems — to learn how these conditions change over time. Researchers will collect blood samples, perform neurological exams, and use…

This observational study looks at how people with relapsing-remitting multiple sclerosis (RRMS) perform when crossing obstacles while also doing a mental task. Researchers want to see if this dual-task challenge is related to levels of fatigue and disability. Thirty participants …

This study is for people with ALS and healthy volunteers. It uses brain and spine MRI scans and blood tests to find markers that show how the disease progresses. The goal is to develop better tools to measure ALS over time. About 90 participants will be followed for up to one yea…

This study explores whether using physical actions, imagined movements, or videos can improve memory in people with early-stage Alzheimer's disease. Researchers will compare recall in 80 older adults (some with Alzheimer's, some healthy) after they watch videos of daily activitie…

This study tests whether a non-invasive electrical test on the quadriceps (thigh muscle) can help diagnose and monitor amyotrophic lateral sclerosis (ALS). Researchers will measure nerve signals traveling from the brain to the muscle in 30 people with suspected or confirmed ALS. …

This long-term study follows people with or at genetic risk for frontotemporal lobar degeneration (FTLD), a group of brain disorders that cause changes in behavior, language, and movement. Researchers will use brain scans, memory tests, and blood samples to measure how the diseas…

This study investigates repetitive behaviors—like repeating words or actions—in people with Alzheimer's disease. Researchers want to understand how common these behaviors are, what types occur, and whether they are linked to memory problems or lack of awareness of the condition. …

This study aims to discover biological markers (biomarkers) that could help doctors diagnose and track neurological autoimmune diseases such as multiple sclerosis, myasthenia gravis, and Guillain-Barre syndrome. Researchers will analyze samples from 50,000 people, including patie…

This study aims to better understand heart disease in people with Friedreich's ataxia, a genetic disorder that affects coordination and often leads to life-threatening cardiomyopathy. Researchers will use cardiac MRI, echocardiograms, and exercise stress tests to measure heart fu…

This study investigates whether the multiple sclerosis medication ozanimod is linked to a higher risk of progressive multifocal leukoencephalopathy (PML), a rare but serious brain infection caused by the John Cunningham virus. Researchers will review reported cases of PML in peop…

This study follows people with a genetic condition called OPA1-associated optic atrophy, which causes gradual vision loss. Researchers will use a battery of eye exams—including vision charts, contrast sensitivity, and retinal imaging—to see how the disease changes over time. The …

This study tests a digital tool called CGM ASSIST that combines a continuous glucose monitor with easy-to-read displays. The goal is to help people with Alzheimer's or dementia and diabetes, along with their caregivers, better understand blood sugar levels and make informed decis…

This study will enroll 80 adults with multiple sclerosis and chronic pain to take part in an 8-week online Mindfulness-Based Cognitive Therapy (MBCT) program. Researchers want to understand what emotional, physical, and environmental factors make it easier or harder to practice m…

This observational study follows about 200 people in the United States who have chronic inflammatory demyelinating polyneuropathy (CIDP) and still experience disability despite at least three months of standard treatment. Researchers will track changes in disability scores and ex…

This study follows 5,000 people with mild cognitive impairment or mild-to-moderate dementia living at home in Bavaria, along with their family caregivers. Researchers collect detailed information on health, daily function, care needs, and quality of life over several years. The g…

This study is testing whether a non-invasive eye scan called optical coherence tomography (OCT) can help track neurological diseases like multiple sclerosis, Alzheimer's, Parkinson's, and migraine. Over two years, researchers will measure the thickness of retinal layers in 840 pa…

This study is testing whether proteins in the blood can accurately diagnose Alzheimer's disease and predict how quickly it will progress. Researchers will follow 2,000 adults with memory complaints for five years, collecting annual blood samples. The goal is to find a less invasi…

This study looks at why some people with multiple sclerosis (MS) start or stay on Ocrevus Zunovo, a high-efficacy therapy, while others do not. Researchers will survey and interview 150 MS patients, along with their families and healthcare providers, to identify barriers and faci…

This study builds a global database of people diagnosed with or at risk for Krabbe disease, a rare nerve disorder. Researchers will track symptoms, genetic mutations, and enzyme levels to find clues that predict when the disease starts and how severe it becomes. The registry also…

This study uses advanced PET scans and blood tests to examine brain inflammation and white matter damage in people with corticobasal syndrome, a rare movement and thinking disorder. Researchers will compare these brain changes across different subtypes of the condition and agains…

This study tracks women with Friedreich ataxia who took the drug omaveloxolone (SKYCLARYS) during pregnancy or while breastfeeding. Researchers will watch for birth defects, pregnancy complications, and health problems in the baby during the first year of life. The goal is to bet…

This study follows 20,000 healthy Chinese adults aged 40-75 living at various altitudes to see if chronic low oxygen levels increase the risk of multiple system atrophy (MSA), a rare and fatal brain disease. Participants undergo checkups and overnight oxygen monitoring, then are …

This study follows older adults (ages 70-95) who have memory concerns but no dementia, tracking them for up to 5 years to see who develops Alzheimer's. Researchers use brain scans, EEG, eye movement tests, and memory assessments to spot early warning signs. The goal is to better …

This study uses special PET scans to measure brain inflammation and tau protein buildup in people with different forms of Alzheimer's disease, including those with memory, vision, or language problems. Researchers aim to understand how inflammation relates to other brain changes …

This study investigates how fluid drains from the brain to lymph nodes in the neck, a connection that may be important for clearing waste linked to Alzheimer's disease. Researchers will inject a fluorescent dye into the meningeal space of recently deceased organ donors and track …

This study explores whether a small accelerometer worn on the thigh can objectively measure how well treatments work for neurogenic orthostatic hypotension—a condition causing dizziness and fainting upon standing. Participants wear the device for one week on placebo and one week …

This study aims to enroll 50,000 adults aged 45 and older in France to test for a gene called APOE, which is linked to Alzheimer's risk. Participants provide a saliva sample at home and complete online questionnaires. The goal is to build a large registry of genetic and health da…

This study aims to create a risk score that uses information from electronic medical records to predict the chance of developing dementia within 5, 9, or 13 years in older adults with depression. Researchers will analyze data from 44 participants aged 50 and older who have a depr…

This study examines whether a person's personality traits before they got sick are linked to the thinking and behavior problems seen in certain brain disorders. Researchers will ask caregivers about the patient's personality from the 10 years before the illness started. The goal …

This study looks at how differences in the NOTCH2NLC gene affect the symptoms and course of neuronal intranuclear inclusion disease (NIID), a rare inherited brain disorder. Researchers will follow 12 members of one family, including those with NIID, gene carriers without symptoms…

This study is analyzing inflammatory markers in the blood and spinal fluid of 300 people who are being checked for multiple sclerosis (MS). The goal is to see if certain markers can help doctors tell MS apart from other autoimmune diseases that affect the brain and spinal cord. R…

This study is observing 40 adults with multiple sclerosis to see how clinical tests of balance and walking relate to detailed motion-capture measurements. Participants will attend one session where they walk on force plates and perform balance tasks while cameras track their move…

This study aims to create a smartphone system that sends personalized pain management tips to adults with multiple sclerosis or spinal cord injury who have chronic pain. Researchers will interview participants to understand their preferences for the content and timing of these no…

This study looks at how certain brain cells (cholinergic neurons) change with age in adults with Down syndrome, and how that relates to Alzheimer's disease risk. Researchers will use brain scans and EEGs to measure these changes in 30 adults aged 18-55 who do not have dementia. T…

This study follows 100 women with neuroimmune diseases (like multiple sclerosis or myasthenia gravis) through pregnancy and up to five years after. Researchers will track disease activity, pregnancy complications, and baby health to learn how these conditions affect fertility and…

This study looks at early changes in mitochondria (the energy centers of cells) and metabolic markers in blood cells of people with Alzheimer's or related dementias. Researchers will compare these measures between those with and without Alzheimer's to find clues about how the dis…

This study examines how spinal posture and movement relate to balance in 30 adults with relapsing-remitting multiple sclerosis. Researchers will measure spinal angles and mobility, then compare them with balance tests. The goal is to identify links that could inform future rehabi…

This study follows 60 people with ALS to see how swallowing problems change over time and how they affect quality of life. Researchers also want to understand patients' feelings about getting a feeding tube (PEG). The goal is to learn more, not to test a new treatment.

This observational study will enroll up to one million adults to understand how health, environment, and lifestyle affect aging and disease. Researchers will link participants' clinical data with information from public records, such as pollution and social factors, to create a d…

This observational study follows 170 people with multiple sclerosis, neuromyelitis optica, and similar conditions, plus healthy volunteers, for up to 6 years. Researchers use MRI scans, blood tests, and spinal fluid analysis to monitor brain lesions and understand how the disease…

The CLUE study is a research project that follows 1,000 people with neuroinflammatory diseases like multiple sclerosis and neuromyelitis optica. Participants undergo detailed MRI and PET scans at the start and after one year to see how their brain, spinal cord, and optic nerves c…

This study is observing tiny energy-producing parts of cells, called mitochondria, in the spinal fluid of people who have had a stroke or have Alzheimer's disease. Researchers want to see if these markers relate to how well patients recover after a stroke. The study does not give…

This study follows 214 people in China with multiple system atrophy, a rare and fast-worsening brain disease that affects movement and automatic body functions. Researchers will track symptoms over time to learn how the disease progresses and what factors influence it. The goal i…

This study collects a small sample of tissue from inside the nose to learn how the sense of smell changes in people with Alzheimer's. Researchers will compare samples from healthy volunteers and those with early or mild Alzheimer's. The goal is to understand the biology behind sm…

This study follows 800 adults with synucleinopathies—diseases like Parkinson's, Lewy body dementia, and multiple system atrophy—to learn how they develop and change over time. Researchers will track symptoms, biological markers, and early signs like dizziness on standing or dream…

This study will follow 1,000,000 adults aged 18 and older for the rest of their lives. Researchers will collect health measurements and track who develops diseases, becomes frail, or dies. The goal is to find which tests best predict how well people age, so doctors can one day of…

This study looks at how depression and very early (preclinical) Alzheimer's disease affect driving habits in adults aged 65 and older who still drive regularly. Participants will have their driving tracked with a GPS device and undergo brain scans to measure Alzheimer-related pro…

This study aims to collect DNA samples and detailed eye exam data from 1,000 people with rare inherited eye diseases like aniridia, Best disease, and albinism. Participants provide a saliva or blood sample and share their eye health records. The goal is to expand a research repos…

This study uses a special PET scan to look at tau protein buildup in the brain and see if it relates to memory and thinking problems. Researchers will study 900 adults, some with normal memory and some with mild dementia. The goal is to better understand Alzheimer's disease, not …

This study follows 20 adults with multiple sclerosis who are already scheduled for a stem cell transplant. Researchers will measure levels of an immune-suppressing drug called ATLG and track how the immune system rebuilds itself afterward. The goal is to learn more about immune r…

This study uses brain scans (PET and MRI) to find early signs of Alzheimer's disease in 650 adults with normal cognition or early-stage symptoms. Participants receive special tracers that highlight amyloid and tau proteins in the brain. The goal is to understand how these biomark…

This study tests a new radioactive tracer called [11C]-CS1P1 to see if it can detect inflammation in the brains of people with Alzheimer's disease. Researchers will compare brain scans from 80 older adults—some healthy and some with memory problems—to see if the tracer lights up …

This study looks at how the FDA-approved drug edaravone (Radicava) affects people with different forms of ALS. Researchers will collect blood, urine, and spinal fluid samples from 160 participants to measure markers of oxidative stress. The goal is to identify which ALS patients …

The CROWN-I study is an observational research project involving 160 people with Alzheimer's disease or mild cognitive impairment. Participants will provide samples and undergo assessments over time to help researchers understand the molecular and genetic features that distinguis…

This study is testing a new radioactive tracer called [18F]MODAG-009 in 6 healthy adults. The goal is to see how the tracer moves through the body and how much radiation exposure it causes. Participants get one injection and then a full-body PET scan. This is an early-phase study…

This observational study is recruiting 600 participants to improve detection and understanding of dementia with Lewy bodies (DLB). Researchers will collect clinical data, brain scans, and spinal fluid samples from people with early symptoms like hallucinations or movement problem…

This large nationwide study in China will track nearly 10,000 people with Alzheimer's disease to measure the financial and emotional burden on patients and their caregivers. Researchers will collect data on medical expenses, care costs, and lost income. The goal is to fill gaps i…

This study looks at how stroke changes the way the brain handles walking while doing another task, like listening or navigating. Researchers will monitor brain activity in 50 stroke survivors as they walk on different paths and respond to sounds. The goal is to better understand …

This observational study looks at how sleep quality influences cognitive flexibility, physical activity, body awareness, and reaction time in people with multiple sclerosis. Researchers will compare those with good and poor sleep using questionnaires, computer tests, and a wearab…

This study looks back at 483 patients who had small rectal neuroendocrine tumors (less than 2 cm) removed using one of two endoscopic techniques: endoscopic submucosal dissection (ESD) or endoscopic partial muscle resection (EPMR). The goal is to compare how often each method lea…

This study looks at why people with Alzheimer's disease may move more slowly. Researchers will use brain MRI scans and simple reaction time tests in 155 participants with mild cognitive impairment or early dementia. The goal is to link brain lesions to attention-related motor slo…

This study looks at immune cells in the gut to understand how they might be linked to multiple sclerosis, Parkinson's disease, and REM sleep behavior disorder. Researchers will collect colon tissue samples from 100 adults during colonoscopy. The goal is to map these cells and the…

This study follows 20 people from families with a genetic risk for frontotemporal dementia (FTD), including those already diagnosed and those at risk. Over five years, researchers will track changes in health and brain function to better understand how the disease develops. The g…

This study follows 200 people with Multiple System Atrophy (MSA) to see if receiving care from a team of specialists every four months improves their quality of life and eases the burden on their caregivers. Participants and their doctors will complete questionnaires about daily …

This registry collects information from people with inherited retinal diseases, like retinitis pigmentosa and Stargardt disease. Participants share their symptoms, family history, and genetic test results online. The goal is to help researchers understand these rare diseases and …

This study aims to find genetic causes and risk factors for ALS by analyzing DNA from 1,200 people in Norway with probable or definite ALS. Researchers will look for known disease-causing mutations and search for new genes linked to the disease. The goal is to better understand w…

This study is creating a new computer-based cognitive assessment to help detect Alzheimer's disease in its earliest stages. Researchers are working with memory nurses and older adults to design the test and a training course for nurses. 120 older adults with memory concerns will …

This study looks at whether special brain cells called tanycytes play a role in Alzheimer's disease and frontotemporal dementia. Researchers will measure hormone levels in blood and spinal fluid from 102 participants to see if these cells help control metabolism and hormone signa…

This study aims to find genes that increase the risk of developing Alzheimer's disease. Researchers are recruiting 10,000 people, including those with Alzheimer's and their family members, from all ethnic backgrounds. By analyzing DNA, they hope to discover new genetic clues that…

This study looks at whether changes in smell and taste contribute to poor nutrition in people with ALS. Researchers will measure food preferences in 60 adults with ALS using a computer test. The goal is to find new ways to improve diet and quality of life by personalizing food ad…

This study is trying to figure out what makes someone more likely to develop multiple sclerosis (MS). Researchers are looking at a mix of genetic, environmental, and immune factors in 5,000 people in the US, including relatives of MS patients and others at higher risk. The goal i…

This study looks at whether new, quick tests that measure how fast people can move can help doctors diagnose brain diseases like Alzheimer's and predict recovery after a stroke. Researchers will test 129 adults aged 40-85 with stroke or memory problems. The goal is to see if thes…

This study follows up to 60 babies with spinal muscular atrophy (SMA) found at birth, plus 30 healthy babies, for up to 30 months. Researchers use wearable devices worn at home to track muscle development and find when movements start to differ from normal. The goal is to identif…

This early-phase study is testing the safety and how the body handles a new oral drug called AS-S603, which is being developed to treat Alzheimer's disease. The trial involves 88 healthy volunteers, including Korean and Caucasian adults and Korean elderly people. Participants wil…

This study looks at how multiple sclerosis (MS) affects hearing. Researchers will test hearing and analyze spinal fluid from 30 adults with MS to see if hearing problems are linked to inflammation in the body. The goal is to better understand MS, not to test a new treatment.

This study will explore whether sleep apnea makes multiple sclerosis worse. Researchers will collect sleep studies, MRIs, and lab results from 800 adults with MS to see if there is a link. The goal is to better understand how sleep problems might affect the brain and overall heal…

This study is a national registry for people with adrenoleukodystrophy (ALD), a rare genetic disorder. Researchers will collect medical records and survey data from up to 1,000 patients and their families over time to understand how the disease progresses. The goal is to find bet…

This study looks at 240 adults aged 40-60 to see if being overweight or obese in midlife is linked to early signs of Alzheimer's in the brain. Participants will have metabolic tests and brain scans (MRI and PET) to measure inflammation, brain shrinkage, and protein buildup. The g…

This study looks at how people with mild multiple sclerosis adjust their walking when faced with obstacles or sudden changes, compared to healthy adults. Researchers will use motion sensors and brain activity monitors to measure these skills. The goal is to find better ways to de…

This study compares swallowing function in older adults with and without Alzheimer's disease. Researchers will also survey caregivers to understand the burden of swallowing issues. Participants will undergo tests of swallowing, coughing, and muscle strength. The goal is to learn …

This study aims to find early brain scan markers that can predict when multiple sclerosis (MS) will get worse. Researchers will use powerful MRI machines to look at brain chemistry and structure in 50 adults with MS. The goal is to identify signs of nerve damage before permanent …

This study tests new methods to improve how dementia clinical trials are run. Researchers want to see if a combined score of thinking and daily function can better measure treatment effects. They will also check if blood proteins can predict who responds to the Alzheimer's drug d…

This study looks at how muscles grow and change in children with cerebral palsy (CP) by examining tiny samples from leg muscles. Researchers will compare these microscopic findings with muscle images and movement tests. The goal is to better understand why muscles in CP develop d…

This study is building a large database and biobank from 2200 people with chronic inflammatory diseases like lupus, multiple sclerosis, severe asthma, and psoriasis. Researchers will collect blood samples and track disease activity over time using standard medical scores. The goa…

This study is testing a mobile app called Wysa for Chronic Pain, designed to support people aged 45 and older who have chronic pain along with depression or anxiety. Researchers want to see if personalized in-app notifications can encourage people to use the app more often. Parti…

This study is testing a new way to measure fatigue in people with spinal muscular atrophy (SMA), a condition that causes muscle weakness. The test is designed to be easy enough for patients with different levels of ability. Researchers want to see if the test is safe, doable, and…

This early study tests whether a brain implant can help people with severe paralysis from conditions like ALS, spinal cord injury, or stroke control devices using their thoughts. The implant records brain signals to decode text or synthesized speech. Only 3 adults will participat…

This study looks at whether treating depression with a common antidepressant (escitalopram) can change brain and blood markers linked to Alzheimer's disease. Researchers will compare the drug to a placebo in 60 adults aged 60 and older who have major depression but no memory prob…

This study is testing whether a non-invasive electrical stimulation technique can improve working memory, attention, and thinking skills in healthy older adults and those with mild cognitive impairment. The stimulation targets deep brain structures without surgery, using special …

This study explores whether a non-invasive brain-computer interface (BCI) can help people with motor disorders, such as spinal cord injury or stroke, control assistive devices using their thoughts. Researchers will record brain signals with EEG and use machine learning to interpr…

This study at Mayo Clinic looks at two different types of Progressive Apraxia of Speech, a condition that makes it hard to speak clearly. Researchers will use brain scans, speech assessments, and thinking tests in 47 adults to better tell these types apart. The goal is to improve…

This study looks at whether low levels of immunoglobulin G (IgG), a type of antibody, are linked to fatigue in people with multiple sclerosis (MS). Researchers will compare fatigue scores and infection rates between MS patients with low IgG and those with normal IgG. The goal is …

This study looks at how social and emotional thinking skills relate to everyday behavior in people with Alzheimer's disease and similar conditions. Researchers will give 120 participants tests of social cognition and ask their study partners to complete behavior checklists. They …

This study looks at whether simpler hearing aid settings work better for older adults with Alzheimer's dementia or mild memory problems. Researchers will test two different hearing aid programs in 20 participants to see which one helps them understand speech in noisy settings and…

This study is building a large registry of people with ALS in the United States. The goal is to count how many people have the disease and learn about possible causes, such as environmental or genetic factors. Anyone 18 or older with ALS can join. The registry does not test a tre…

This study follows about 300 people with Friedreich's ataxia who are taking the prescribed drug omaveloxolone (SKYCLARYS®). Researchers will collect safety information from regular doctor visits for up to 5 years. The goal is to see how many participants have serious side effects…

This study tests a 4-week training program for assisted living staff (nurses, administrators, and coordinators) to improve palliative care for residents with dementia. The goal is to increase advance care planning discussions and reduce caregiver burnout. About 792 participants f…

This study aims to find genetic factors that increase the risk of developing dementia before age 70. Researchers will analyze DNA from 1,000 participants, including people with memory concerns or dementia and their healthy family members. The goal is to better understand how gene…

This study looks at how mood and sleep problems relate to the stress of caring for someone with multiple sclerosis. Researchers will survey 50 patients and their caregivers to measure depression, anxiety, insomnia, and caregiver burden. The goal is to better understand the challe…

This study is testing a device called the mScan to see if it can track how ALS progresses over time. Researchers will measure electrical signals in muscles and compare them to standard tests. The goal is to find a simple, objective way to monitor the disease that could be used at…

This study tests whether improving sleep with a special headband and doing mild exercise twice a week can lower biological markers linked to dementia. Thirty adults with mild memory or thinking problems will use the DREEM 2 headband for sleep therapy and follow a guided exercise …

This study observes 280 people with Parkinson's disease or multiple system atrophy to understand how pain and automatic body functions (like blood pressure and digestion) affect their lives. Participants will undergo standard rehabilitation and be assessed with questionnaires. Th…

This study follows 100 people with ALS to see how their autonomic and sensory nerves change over time. Researchers will use skin biopsies and other tests to track nerve damage and look for biomarkers that could help predict disease progression. The goal is to better understand AL…

This study looks at whether the position a person is in during a urodynamic exam (a test that measures bladder function) affects the diagnosis of an overactive bladder in people with multiple sclerosis or Parkinson's disease. Researchers will compare results from tests done while…

This study looks at how multiple sclerosis affects the autonomic nervous system, which controls automatic body functions like heart rate and sweating. Researchers will use skin biopsies and heart tests to measure nerve damage in 60 people with relapsing-remitting or primary progr…

This study looks at medical records of 1000 children with conditions like autism, epilepsy, and Down syndrome to find common biological patterns. Researchers want to understand what causes these disorders and how children respond to treatments. The goal is to improve diagnosis an…

This study looks at how well people with frontotemporal dementia or Alzheimer's disease can recognize emotions in others and how aware they are of their own performance. Researchers will ask 34 participants (ages 50-80) to complete computer tasks and confidence ratings. The goal …

This study follows 650 people with early Parkinson's disease or a sleep condition called idiopathic REM sleep behavior disorder (iRBD). Researchers use brain scans, heart tests, and fluid samples to track changes over time. The goal is to better understand how these conditions de…

This study looks at slow brain waves during sleep and wakefulness in 90 people: young adults, healthy seniors, and early-stage Alzheimer's patients. Researchers will measure these waves and test memory and attention. They will also play sounds during sleep to see if it boosts mem…

This study takes skin biopsies and blood samples from people with ALS, healthy carriers of ALS-related gene mutations, and control subjects. Researchers will grow skin cells in the lab to study how the disease works at a cellular level. The goal is to better understand ALS, not t…

This study looks at people with brain damage from strokes, tumors, or other conditions to understand why they have specific thinking problems. Researchers will use brain scans and cognitive tests to link brain areas to deficits. The goal is to learn more about how the brain works…

CAPTURE ALS is a long-term study that collects health data and biological samples from 150 people with ALS and related conditions. The goal is to create a shared resource for researchers worldwide to better understand the disease and develop new treatments. No experimental drugs …

This study follows 500 people with early Alzheimer's who are receiving anti-amyloid antibody therapy (like lecanemab) in routine care. Researchers will compare their cognitive decline to historical data and track side effects. The goal is to learn how well these drugs work in the…

This study looks at how tau protein buildup in the brain may cause psychotic symptoms like delusions in Alzheimer's disease. Researchers will use PET scans and MRI to compare brain changes in Alzheimer's patients with and without psychosis, as well as healthy older adults. The go…

This study follows nearly 3,000 people, including healthy adults and those with memory or movement problems, to learn how brain diseases like Alzheimer's and Parkinson's develop. Researchers use advanced brain scans and tests to track changes over time. The goal is to improve ear…

This study looks at how people with ALS and their caregivers communicate verbally. Researchers will record conversations and measure speech clarity, sentence complexity, and pauses. The goal is to understand how communication changes over time. 152 participants will take part in …

This study uses a new ultra-high-resolution PET scanner to take detailed pictures of the brain and spinal cord in 300 healthy volunteers and people with conditions like Alzheimer's, Parkinson's, ALS, and psychotic disorders. The goal is to understand how small brain regions chang…

This study looks at two new tests—a walking adaptability ladder test and a foot tap test—to see if they can detect subtle walking and movement problems in people with mild multiple sclerosis (MS). Researchers will compare results from 100 participants (people with mild MS and hea…

This study looks at 100 older adults with normal pressure hydrocephalus (NPH) to find out why some get better after a shunt surgery and others do not. Researchers will use brain scans, blood tests, and wearable monitors to check for nerve damage and signs of dementia. The goal is…

This study looks at how physical abilities impact the quality of life of people with ALS, a disease that weakens muscles over time. About 30 adults with ALS will fill out questionnaires about their daily function and well-being during regular clinic visits for up to two years. Th…

This study looks at how changes in muscles and the brain are linked in aging and diseases like ALS, Alzheimer's, and Parkinson's. Researchers will compare healthy older adults with those who have these conditions to find early signs of disease. The goal is to better understand ri…

This study aims to better understand walking difficulties in people with multiple sclerosis (MS). Researchers will use a small wearable device to measure each person's unique walking pattern and compare it to MRI scans of their brain and spine. About 100 adults with MS will parti…