Movement disorder

This phase 2 trial tests a powerful mix of short-course radiation, chemotherapy (mFOLFOX6), an immunotherapy (PD-1 antibody), and a targeted drug (cetuximab or bevacizumab, depending on genetic markers) in people with high-risk rectal cancer that is mismatch repair proficient (pM…

This clinical trial tests an oral drug called SKY-0515 in 400 adults with Huntington's disease. The goal is to see if it can lower harmful proteins linked to the disease and improve symptoms like movement and thinking. Participants take the drug or a placebo daily for 18 months.

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 uses botulinum toxin (Botox) injections to treat movement disorders such as dystonia, tremor, and spasticity. Up to 2,000 participants aged 2 and older will receive tailored injections, with doctors trained in proper techniques. The goal is to manage symptoms and build…

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 follows 300 adults with Parkinson's disease, essential tremor, or dystonia who receive deep brain stimulation (DBS). DBS uses a device implanted in the chest to send electrical pulses to brain areas controlling movement. Researchers will track symptom severity, medicat…

This early study tests whether a smart brain implant can help people with spinocerebellar ataxia type 6, a condition that causes trouble with balance and coordination. Five adults will get the implant, which records brain signals and adjusts stimulation automatically. The goal is…

This early-stage study tests a new drug called RG6496 in people who carry the gene for Huntington's disease. The main goal is to check if the drug is safe and how the body handles it. About 40 participants will receive a single dose injected into the spine, with some getting a pl…

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 study tests whether adding a substance called hyaluronan to the liquid used during embryo transfer can improve pregnancy rates in IVF. Researchers will compare live birth rates between women whose embryos are placed in a hyaluronan-rich medium versus a standard one. The tria…

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 tests an experimental drug called NIO752 in 300 people with progressive supranuclear palsy (PSP), a rare brain disorder that affects movement and balance. Participants are randomly assigned to receive either the drug or a placebo. After the main study, everyone can rec…

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 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 an experimental oral drug, TEV-56286, in 350 adults with multiple system atrophy (MSA), a rare and progressive brain disorder. Participants will receive either the drug or a placebo for 48 weeks to see if it slows disease worsening and is safe. The goal is to fin…

This study tests whether omaveloxolone, a drug already approved for people 16 and older with Friedreich's ataxia, can safely help children aged 2 to 15. About 255 participants will first receive either the drug or a placebo for a year, then all will receive the drug for two more …

This early study tests a nasal spray called foralumab in 5 adults with multiple system atrophy (MSA), a rare brain disease that gets worse over time. The goal is to see if the drug can reduce harmful brain inflammation and slow down symptoms like movement problems. Researchers wi…

This study is tracking how well the VERCISE™ deep brain stimulation (DBS) system works for people with dystonia, a movement disorder causing muscle spasms. Researchers will follow 300 participants aged 7 and older who are already receiving DBS to see if their symptoms improve. Th…

This study is collecting information from 500 people with essential tremor who are using a Boston Scientific deep brain stimulation (DBS) system, which is already approved for use. The goal is to see how the device affects quality of life in real-world settings, not just in contr…

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 follows about 215 adults with advanced Parkinson's disease who are switching from a pump medication to a new intestinal gel called LECIGON®. Researchers want to see if the gel reduces daily 'off' time—when symptoms return—over 12 months. Participants continue their usu…

This study tests whether a second focused ultrasound treatment on the opposite side of the brain can further reduce tremors in people with essential tremor who already had one treatment. About 100 participants will be randomly assigned to get the second procedure or continue stan…

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 is testing deep brain stimulation (DBS) surgery for people with Parkinson's disease, essential tremor, or dystonia that doesn't improve enough with medication. DBS uses a device like a pacemaker to send electrical pulses to specific brain areas that control movement. R…

This early-stage trial tests a drug called atipeksen for people with Ataxia-Telangiectasia (A-T), a rare genetic disease that affects movement and coordination. The drug is designed to fix a specific genetic error in the ATM gene and is given via spinal injection. The study will …

This study tests whether adding a gentle magnetic brain stimulation (TMS) to a standard behavioral therapy (CBIT) can help teens and young adults with chronic tics or Tourette syndrome better control their tics. About 60 participants aged 12–21 will receive either CBIT alone or C…

This study is testing the long-term safety and effectiveness of an experimental drug called CTI-1601 for people with Friedreich's ataxia, a rare genetic disease that affects movement and heart function. It includes about 85 adolescents and adults who have or have not taken the dr…

This study tests an investigational drug called relutrigine in 160 children with a severe form of epilepsy called developmental and epileptic encephalopathy (DEE). The goal is to see if the drug can safely reduce monthly seizure frequency compared to a placebo. After the initial …

This study tests a new gene therapy called SPK-10001 for people with Huntington's disease. It involves a one-time infusion into specific areas of the brain. The main goal is to see if it is safe and if it can slow down the worsening of movement and daily function. About 53 adults…

This early-stage trial tests an experimental drug called ION464 in 40 adults with multiple system atrophy (MSA), a rare and progressive brain disorder. The drug is given via a spinal injection and aims to reduce levels of a protein linked to the disease. The main goal is to check…

This Phase 2 trial tests the safety and effectiveness of YA-101, an oral drug, in 75 people with multiple system atrophy (MSA), a rare and progressive brain disorder. Participants will receive either YA-101 or a placebo twice daily for several weeks. The study will monitor side e…

This study offers expanded access to an experimental stem cell treatment for up to 7 adults with Multiple System Atrophy (MSA), a rare and serious brain disorder. Participants will receive 12 intravenous infusions and 6 spinal injections of donor stem cells over 44 weeks. The goa…

This early-stage trial is testing a new drug called ziftomenib combined with standard chemotherapy or another targeted drug for people with relapsed or treatment-resistant acute myeloid leukemia (AML) that has specific genetic changes. The main goal is to see if these combination…

This early-stage trial tests a single injection of dopamine-producing cells directly into the brain for people with multiple system atrophy (MSA), a rare and severe movement disorder. The main goal is to check safety and side effects in 9 participants aged 30 to 70. Researchers w…

This program offers ongoing access to the experimental drug ATH434 for people with multiple system atrophy (MSA) who completed a prior Phase 2 study. Participants take the drug twice daily by mouth. The goal is to allow continued treatment for those who may benefit, as judged by …

This early-phase trial tests whether implanting human neural stem cells into the brain is safe for people with Huntington's disease. Twenty-one adults with confirmed Huntington's will receive the stem cell therapy and be monitored for side effects over 12 weeks and up to a year. …

This program offers continued free access to the experimental drug BIA 28-6156 for people with Parkinson's disease who have a specific change in the GBA1 gene and have already completed the ACTIVATE study. Participants take one 60mg pill daily. The goal is to provide ongoing trea…

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 a combination of four drugs (sintilimab, ipilimumab, cetuximab, and dabrafenib) in people with a specific type of advanced colorectal cancer that has a BRAF V600E mutation and is microsatellite stable. These cancers are hard to treat and don't respond well to sta…

This early-stage study tests if implanting a small piece of the participant's own leg nerve into a key brain area is safe and feasible for people with early Parkinson's disease or Multiple System Atrophy. Seven people will take part; four will get the nerve graft and three will h…

This early-stage trial tests a gene therapy called AAVrh.10hFXN for heart problems caused by Friedreich's ataxia, a rare genetic disease. The therapy delivers a working copy of the frataxin gene to help heart cells function better. 25 people aged 12 to 50 with heart involvement w…

This phase 2 trial is testing a new approach for people with a specific type of rectal cancer that has spread to a few other spots in the body (oligometastases). The treatment combines short-course radiotherapy, chemotherapy (CAPEOX), and an immunotherapy drug called serplulimab …

This study tracks people with advanced Parkinson's disease who receive a treatment called Exablate, which uses focused ultrasound to target a small area in the brain. The goal is to see how well it reduces medication-resistant motor problems like shaking and stiffness. Researcher…

This early study tests whether a deep brain stimulator placed in the cerebellum can safely improve movement and balance in 5 adults with spinocerebellar ataxia type 6. The device automatically adjusts its stimulation based on the person's brain signals. The goal is to see if this…

This early-stage trial is testing an experimental drug called ziftomenib alongside standard treatments for acute myeloid leukemia (AML) in people with specific gene mutations. About 420 participants with newly diagnosed or relapsed AML will be assigned to one of three treatment a…

This study follows 15 adults (ages 22–90) with severe, long-term balance disorders caused by inner ear damage. Participants have already received a vestibular implant, a device that electrically stimulates the balance nerve to help restore steadiness and clear vision during movem…

This study is for people with a certain type of locally advanced rectal cancer (pMMR/MSS) that often doesn't respond well to immunotherapy alone. The trial combines an immunotherapy drug (serplulimab) with chemotherapy (CAPEOX) and an anti-inflammatory drug (celecoxib) to see if …

This study tests a new drug called MSA-01 to see if it can slow the worsening of multiple system atrophy (MSA), a rare and serious brain disease. About 140 people with MSA will get either MSA-01 or a placebo for 12 months. The main goal is to measure changes in movement and daily…

This study follows 20 adults with severe, drug-resistant Tourette syndrome who receive deep brain stimulation (DBS) targeting a specific brain region. Researchers will check tic severity, mental health, and quality of life every year for five years after surgery. The goal is to u…

This early-stage study tests whether MRI-guided focused ultrasound can safely treat task-specific focal hand dystonia, a condition that causes hand cramps during activities like writing or playing an instrument. Ten adults who have not improved with standard treatments will recei…

This program provides an experimental drug, levacetylleucine, to people with Ataxia-Telangiectasia (A-T), a rare genetic disease that affects movement and immunity. It is for patients who cannot join clinical trials and have no other good treatment options. The goal is to offer p…

This study tests whether adding urea to the dialysis fluid can prevent dialysis disequilibrium syndrome — a set of neurological symptoms like headache, confusion, and seizures — in people with kidney failure who need urgent dialysis for severe electrolyte problems. Researchers wi…

This study tests a non-invasive procedure called focused ultrasound for adults with limb dystonia that hasn't improved with medication or Botox. The treatment uses sound waves to create a tiny lesion in a brain area that controls movement. Researchers will compare real treatment …

This study tests a new type of brain implant with two leads to better control severe essential tremor in 10 adults who already have a standard implant. The goal is to see if this approach improves tremor control and can lead to a smarter, adaptive system. This is an early feasibi…

This study tests whether exercising more frequently (5 times a week for one month, then three weeks off) is better than exercising once a week with no breaks for people with moderate Parkinson's disease. The exercise is a partnered dance program based on Argentine tango, adapted …

This study tests a new drug called TCC1727 combined with other medicines (benmelstobart, olaparib, or topotecan) in people with advanced solid tumors, including lung, stomach, endometrial cancer, and melanoma. The goal is to find the safest dose and see if the combination helps s…

This study tests whether using 3-D tractography—a detailed brain imaging method—can make focused ultrasound ablation safer and more effective for people with essential tremor. Twenty-four adults with moderate to severe tremor that hasn't responded to medication will receive the p…

This study tests a vestibular implant in 15 older adults (ages 65-90) with chronic balance issues due to bilateral vestibular hypofunction. The implant electrically stimulates the inner ear to improve balance and vision. Researchers will measure changes in gait and eye reflexes o…

This study tests a vestibular implant, a device surgically placed in the inner ear to electrically stimulate balance nerves. It aims to improve balance, posture, and vision in up to 8 adults with bilateral vestibular hypofunction, a condition causing chronic dizziness and instabi…

This expanded access program offers the investigational drug troriluzole to people with spinocerebellar ataxia (SCA), a rare brain disorder that affects movement and coordination. Participants take a daily pill. The goal is to provide access to the drug while it is still being st…

This international study is following 1,000 people who already have or are getting an Abbott deep brain stimulation (DBS) system to treat Parkinson's disease, essential tremor, or dystonia. Researchers will track how well the device controls symptoms and monitor for serious side …

This study tests a new drug called ION283 in 10 people aged 10 to 18 with Lafora disease, a rare and severe form of epilepsy. The drug is given via a spinal injection to see if it is safe and can help control seizures and other symptoms. All participants will receive the same dos…

This Phase 3 trial tests whether fampridine can improve movement and vision in people with spinocerebellar ataxia SCA27B, a rare genetic condition that affects balance and coordination. About 70 adults will take either fampridine or a placebo twice daily for 12 weeks. The main go…

This early study tests a spinal cord stimulation therapy called ARC-IM in 5 people with Parkinson's disease or related conditions who experience severe drops in blood pressure when standing (orthostatic hypotension). The main goal is to check safety, and researchers will also mea…

This early-stage trial tests an oral drug called verdiperstat in 64 people with semantic variant primary progressive aphasia (svPPA), a rare dementia that affects language. The study is double-blind and placebo-controlled, meaning some participants get the drug and some get a pla…

This study tracks 240 adults with essential tremor that doesn't improve with medication. They will receive a non-invasive procedure called MR-guided focused ultrasound, which uses sound waves to target the brain area causing tremors. Researchers will check if tremor control lasts…

This study tests whether implanting a deep brain stimulation electrode in the cerebellum can reduce spasticity and improve motor function in 12 people who had a stroke 9 to 36 months ago. Participants will receive stimulation at three different frequencies (130, 70, and 30 Hz) co…

This early-phase trial tests a drug called Aleeto, a nerve repair protein made from stem cells, in 20 people with Multiple System Atrophy (MSA), a rare brain disease. The study checks if Aleeto is safe and might help with symptoms. Participants receive the drug via injection into…

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 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 is testing whether a new, more detailed DNA reading technique (long-read genome sequencing) can find genetic causes of dystonia that standard tests miss. Researchers will analyze blood samples from 150 people with dystonia and their family members. If it works, this co…

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 new blood test that can diagnose single-gene disorders in unborn babies using a sample from the mother. The test looks at fetal DNA found in the mother's blood, which is safer than traditional invasive methods that carry a small risk of miscarriage. Resear…

This study is testing a new blood test to help doctors diagnose Parkinson's disease and similar brain disorders more accurately and earlier. Researchers will use a technique called RT-QuIC to detect misfolded proteins in blood samples from 458 participants, including healthy peop…

This study aims to find the best cutoff values for key Alzheimer's-related proteins in spinal fluid and blood to improve diagnostic accuracy. Researchers will compare results from Alzheimer's patients, those with mild memory problems, people with other dementias, and healthy olde…

This study is testing a new blood test called the AD-seeds-detector that looks for specific protein clumps linked to Alzheimer's disease. Researchers will compare the test results from 1,500 people aged 55-75, including those with Alzheimer's, other dementias, and healthy individ…

This early-stage study tests a new radioactive tracer called [11C]CHDI-00491009 to see if it can safely and accurately detect harmful protein clumps (mutant huntingtin) in the brains of people with Huntington's disease. The study involves 27 participants, including healthy volunt…

This study is testing whether artificial intelligence can help diagnose Parkinson's disease by analyzing facial expressions and speech patterns. Researchers will record videos of 720 participants, including people with Parkinson's and similar conditions, as well as healthy volunt…

This early-phase study tests two new imaging drugs, [18F]ABBV-964i and [18F]ABBV-965i, designed to light up tau protein buildup in the brain during a PET scan. Tau buildup is linked to Progressive Supranuclear Palsy (PSP), a rare movement and thinking disorder. The trial includes…

This early-phase study tests a new radioactive tracer called 18F-JSS20-183A to see if it can safely and accurately detect abnormal tau protein in the brain during PET scans. Researchers will study 90 adults aged 40-85 with tauopathies (like PSP, Alzheimer's, or Parkinson's) and h…

This study is testing a computer program called DystoniaNet that uses artificial intelligence to help doctors diagnose isolated dystonia, a movement disorder. The trial will enroll 1000 people with dystonia or other conditions that look like it, such as Parkinson's disease or ess…

This study is testing a new, non-invasive eye scan to see if it can detect Parkinson's disease in its early stages. Researchers will compare the eye scan results with standard brain imaging in 200 participants, including people with early Parkinson's, related movement disorders, …

This early-phase study tests a new radioactive tracer called [18F]ACI-15916, designed to detect clumps of α-synuclein protein in the brain using PET scans. These protein deposits are linked to Parkinson's disease, multiple system atrophy, and dementia with Lewy bodies. The trial …

This early-phase study tests a new radioactive tracer called 11C-HY-2-15, designed to detect abnormal alpha-synuclein protein in the brain. Researchers will scan 70 adults with multiple system atrophy, Parkinson's disease, progressive supranuclear palsy, or healthy volunteers to …

This study tests whether increasing physical activity through a motivational smartphone app can slow cognitive decline in people with isolated REM sleep behavior disorder (iRBD), an early sign of Parkinson's disease and related disorders. Researchers will enroll 130 participants …

This study tests whether a virtual reality training program can help people with cerebellar ataxia improve their reaching movements. Participants will use an Oculus Rift headset to practice reaching to virtual targets over several weeks. The goal is to see if this type of trainin…

This study tests an investigational drug called gemibotulinumtoxinA (a type of botulinum toxin) injected into arm muscles to reduce tremor in adults with essential tremor. About 94 participants will receive either the drug or a placebo injection. Researchers will measure changes …

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 looks at whether adding cognitive behavioral therapy (CBT) to standard pelvic floor exercises can improve symptoms in people with dyssynergic defecation, a type of chronic constipation. Researchers will enroll 26 adults aged 18 to 55 who have had constipation for over …

This phase 2 trial tests whether VIM0423, a combination of two drugs, can reduce symptoms of isolated dystonia (a movement disorder causing muscle spasms). About 100 adults aged 18-65 with dystonia in at least two body areas will receive either VIM0423 or a placebo. Researchers w…

This study tests a speech therapy program for bilingual Spanish-English or Spanish-Catalan speakers with primary progressive aphasia, a condition that slowly damages language abilities. Sixty participants will receive personalized script training via video sessions, while 30 othe…

This study explores whether gentle vibrations on neck muscles can help people with cervical dystonia hold their head straighter. Fifty adults with the condition will receive different vibration intensities during a single three-hour lab visit. Researchers will measure head postur…

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 a new way to deliver deep brain stimulation (DBS) for essential tremor, called coordinated reset DBS. Instead of constant high-frequency pulses, it uses lower-current patterns that may work better and have fewer downsides. About 23 adults with essential tremor wh…

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 study tests whether a non-invasive sound wave procedure (focused ultrasound) can safely improve movement and quality of life in 10 children and young adults (ages 8-22) with dyskinetic cerebral palsy. The treatment targets a small area in the brain to reduce involuntary move…

This study tests whether real-time fMRI neurofeedback can help teens aged 10-16 with Tourette Syndrome reduce their tics. Participants learn to control activity in a brain region linked to tics by watching their own brain activity on a screen. The trial compares this to a control…

This Phase 2 trial tests whether adding valbenazine (a daily pill) to standard botox injections can further reduce neck muscle spasms and pain in people with cervical dystonia. About 20 adults who still have symptoms despite botox will receive either valbenazine or a placebo for …

This study tests whether a single dose of psilocybin, given with psychological support, can improve depression in people with Parkinson's disease. Sixty adults aged 40 to 80 with mild to moderate Parkinson's and depressive symptoms will receive either a low or high dose of psiloc…

This study tests whether 8 weeks of mindfulness classes, taken together by people with Parkinson's and their family caregivers, can reduce negative emotions like stress, anxiety, and depression. About 200 Chinese patient-caregiver pairs will either take the classes or continue us…

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 early-phase study tests whether low-intensity focused ultrasound (LIFU) can safely reduce tremors in people with essential tremor. Twenty adults will receive six non-invasive ultrasound sessions targeting a small brain area involved in movement. Researchers will measure trem…

This program provides early access to ecopipam for children, teens, and adults aged 6 to 50 with Tourette's disorder. The goal is to see if the drug is safe and tolerable over the long term, while also tracking quality of life. Participants receive the medication under their doct…

This study tests whether taking zinc supplements can help Botox injections last longer for people with cervical dystonia, a condition that causes painful neck muscle spasms. About 25 adults will take either zinc or a placebo daily for 3 months, then switch to the other for anothe…

This study tests whether a mindfulness-based program can help adults with Tourette syndrome or persistent tic disorders reduce their tics. Participants will either learn mindfulness techniques to manage urges or receive standard relaxation and coping support. The goal is to see w…

This study tests whether transcranial magnetic stimulation (TMS) timed to a person's own tremor cycle can reduce shaking in Essential Tremor and Parkinson's disease. Twenty participants with each condition will receive TMS pulses over the motor cortex while their tremor is record…

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 a new drug called CST-3056 in 12 adults with neurogenic orthostatic hypotension (a sharp drop in blood pressure when standing) caused by Parkinson's disease or pure autonomic failure. The goal is to see if the drug can improve blood pressure and reduce symptoms l…

This study tests a new drug, IPN10200, for adults with cervical dystonia—a condition causing painful neck muscle spasms. Current treatments last about 3 months, but IPN10200 is designed to work longer. Around 132 participants will receive either the drug or a placebo injection, a…

This Phase II trial tests whether a safe, non-invasive brain stimulation technique called tDCS, combined with language therapy, can improve word-finding in people with primary progressive aphasia (PPA). The study enrolls 180 adults aged 50–90 with certain types of PPA. Participan…

This study looks at whether doing resistance exercises (like leg presses) can reduce swelling in the lower legs of people with lymphedema. It also checks if wearing compression garments during exercise makes a difference. Thirty-six adults with lower limb lymphedema will exercise…

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 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 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 is testing a device called ViBandz, which uses small vibrating motors strapped to the body to provide vibration therapy. Researchers want to see if it is easy and comfortable for children with neurological conditions to use at home. The study will involve 30 children a…

This study tests DaxibotulinumtoxinA (Daxxify) in 40 adults with benign essential blepharospasm (uncontrollable eye blinking) or hemifacial spasm (one-sided face twitching). Participants who previously used Botox will switch to Daxxify to see if it works as well or better. The ma…

This study tests a personalized, virtual speech therapy program for people with primary progressive aphasia (a type of dementia that affects language) and their communication partners. The goal is to see if the program improves communication and quality of life. About 30 particip…

This study tests a drug called neflamapimod in 20 people with a language disorder called nonfluent variant primary progressive aphasia (nfvPPA). The goal is to see if the drug is safe and if it can improve language symptoms. Participants will receive either the drug or a placebo …

This study looks at whether using a CPAP machine (a device that gently blows air through a mask) can safely lower high blood pressure when lying down at night and help reduce dizziness upon standing in people with autonomic failure. About 59 adults aged 40-80 with conditions like…

This study tests whether a special belt that vibrates can help people with balance disorders walk better and feel more steady. Researchers will enroll 90 adults aged 18-80 who have balance issues from conditions like inner ear problems or ataxia. Participants will use the belt an…

This study compares two types of exercise-video game (exergame) programs for people with Huntington's disease. One program mixes physical and mental exercises together, while the other does them separately. Researchers want to see which approach improves balance, thinking, and da…

This study tests whether injections of Xeomin (a botulinum toxin type A) can reduce hand cramps in people with focal hand dystonia, a condition that causes involuntary muscle contractions. About 48 adults will receive either Xeomin or a placebo injection into hand muscles. The ma…

This study tests whether the antidepressant vortioxetine can improve mood symptoms and thinking abilities in people with early-stage behavioral variant frontotemporal dementia (bvFTD). Participants will take the medication for 12 weeks and undergo brain scans and memory tests bef…

This study tests whether low-intensity focused ultrasound (LIFU) can temporarily reduce essential tremor by targeting specific brain areas. Sixty people scheduled for a standard ultrasound procedure will receive up to 25 short ultrasound pulses while researchers measure tremor ch…

This study is testing a wearable robotic exoskeleton that stretches the legs of people with spasticity caused by spinal cord injury. The device aims to mimic the stretching done by nurses or caregivers. Ten veterans will try the device during leg stretching, treadmill walking, an…

Laryngeal dystonia causes the vocal folds to spasm, leading to a strained or breathy voice. This study tests whether a non-invasive brain stimulation technique called rTMS can calm the overactive brain signals that cause these spasms. Twenty-five adults with laryngeal dystonia wi…

This study tests whether combining two types of non-invasive brain stimulation can improve balance and coordination in people with ataxia, a condition that affects movement. Researchers will enroll 30 adults with a confirmed ataxia diagnosis. Participants will receive a combinati…

This study tests a 12-week supervised rehabilitation program for people with two rare genetic conditions that cause walking and balance problems (spastic ataxias). The program includes twice-weekly therapy sessions and once-weekly pool exercises. Researchers want to see if it red…

This study tests whether adding aerobic exercise to standard lymphedema therapy (complex decongestive physiotherapy) can improve walking, balance, leg strength, and daily function. Twenty-four adults with bilateral lower limb lymphedema will be randomly assigned to either standar…

This study is testing whether a gentle brain stimulation device (tDCS) used at home is safe and acceptable for people with early-to-moderate Huntington's disease. Ten participants will use the device daily for several weeks while researchers track side effects, mood, thinking ski…

This study compares two ways of giving Botox injections for cervical dystonia, a condition that causes painful neck muscle spasms. One method uses ultrasound to see the muscles, the other relies on touch and body landmarks. About 100 adults will receive both types of injections a…

This pilot study tests whether a gentle brain stimulation device (tDCS) used at home can help with cognitive and behavioral symptoms in Huntington's disease. Sixteen adults with early to moderate Huntington's will use the device daily for 30 minutes, alternating between real and …

This study tests whether a non-invasive brain stimulation technique called patterned repetitive transcranial magnetic stimulation (prTMS) can reduce bradykinesia—slowness of movement—in people with Parkinson's disease. Researchers will apply the stimulation over a brain area invo…

This early study tests whether a non-invasive brain stimulation technique called tDCS can improve voice quality in people with laryngeal dystonia (spasmodic dysphonia). Ten participants will receive active, sham, and no stimulation to compare effects. The goal is to see if target…

This study is testing whether a full-body electrical stimulation suit, used at home, can reduce muscle stiffness (spasticity) and coordination problems (ataxia) in people with multiple sclerosis. Seventy participants will either use the suit for six weeks or receive usual care al…

This study tests whether a gentle brain stimulation technique called tDCS can improve motor and thinking skills in children aged 10-15 who have had a mild concussion. Ten participants will receive tDCS and be evaluated with balance, coordination, and brain imaging tests. The goal…

This study looks at whether changing the ratio of carbidopa to levodopa in standard Parkinson's medication can reduce orthostatic hypotension—a sudden drop in blood pressure when standing that causes dizziness and fainting. Researchers will give 36 patients with Parkinson's disea…

This study is testing a behavioral treatment called CBIT (Comprehensive Behavioral Intervention for Tics) in 200 youth who have tic disorders, such as Tourette's, along with related emotional problems like anxiety or depression. The goal is to see if CBIT can reduce tic severity …

This study tests if focused or radial shockwave therapy can improve erectile dysfunction and chronic pelvic pain better than a fake (sham) treatment. It includes 186 men, some with a history of prostate cancer. Participants will receive several sessions of shockwave or sham thera…

This study tests a new way to treat essential tremor, a condition that causes uncontrollable shaking during everyday tasks like writing or holding a cup. Instead of targeting just one brain area, researchers will stimulate two key regions—the supplementary motor area and the cere…

This study tests whether applying gentle heat to the abdomen overnight can safely lower high blood pressure that occurs when lying down in people with autonomic failure. About 20 adults with conditions like Parkinson's or Multiple System Atrophy who have this nighttime hypertensi…

This pilot study tests whether scrambler therapy, a device that uses mild electrical signals on the skin, can reduce nerve pain in people with corticobasal syndrome (CBS). Twenty-five adults with CBS and moderate-to-severe pain will be randomly assigned to receive either scramble…

This study is testing whether a safe, non-invasive brain stimulation technique called rTMS can help people with frontotemporal dementia (FTLD) or those at risk. 120 participants will receive either real or placebo stimulation for 2 weeks, then all will get real stimulation. Resea…

This pilot study is testing whether adding music therapy to standard care can reduce irritability and impulsivity in 15 people with early-stage Huntington's disease. Participants will use a digital music therapy tool over 3 months. The goal is to find a safe, non-drug way to mana…

This study tests a new way to use deep brain stimulation (DBS) for essential tremor. Normally, DBS runs all the time, which can cause side effects and make the treatment less effective over time. The researchers will program the device to automatically turn off when you are aslee…

This study tests whether a non-invasive brain stimulation technique called tDCS, applied while people walk, can improve motor skills like gait, speech, and eye movements. Twenty adults with progressive supranuclear palsy, corticobasal degeneration, or Parkinson's disease will rec…

This study looks at whether watching a virtual reality (VR) video can lower anxiety in people about to undergo a brain procedure (MRgFUS) for severe hand tremors. About 60 adults will be randomly assigned to watch one of two VR videos before their treatment. Researchers will meas…

This study tests whether a custom 3D-printed mouth splint can help burn patients who have developed microstomia (a tight, small mouth opening). Ten participants will use the splint and be measured for changes in mouth size and function using a special survey. The goal is to ease …

This study tests if a new drug called BP1.4979 can reduce tremors in adults with essential tremor, a condition causing uncontrollable shaking. About 50 participants will take either the drug or a placebo twice daily for 4 weeks. Researchers will check tremor severity and safety t…

This study looks at whether adjusting deep brain stimulation (DBS) can improve movement, speech, and swallowing in people already implanted with DBS for conditions like tremor, stroke, or traumatic brain injury. Researchers will test hand dexterity, grip strength, facial movement…

This study tests whether a computer-based training program can help people with Huntington's disease better understand others' emotions and social cues. Twenty participants will use the program at home and come in for follow-up visits. The goal is to see if this approach is pract…

This study tests a brain-computer interface (BCI) that gives real-time feedback to help people with laryngeal dystonia control voice spasms. About 40 adults with a specific type of voice disorder will try this adaptive neurofeedback therapy. The goal is to reduce the number of vo…

This study is testing a wristband that delivers gentle, personalized vibrations to the wrist to help reduce hand tremors in people with essential tremor or Parkinson's disease. About 80 participants will use the device at home over several weeks. The goal is to see if the device …

This study is testing a smartphone app called MindTrails-Movement to see if it can help reduce anxiety in people with Huntington's or Parkinson's disease. The app uses a technique called cognitive bias modification for interpretation (CBM-I) to train users to think less negativel…

This study at Mayo Clinic tests whether biofeedback therapy and inspiratory muscle training can help people with dyssynergic defecation—a condition where pelvic floor muscles don't relax properly during bowel movements. Two hundred adults aged 18 to 80 with chronic constipation w…

This study looks at whether raising the head of the bed can help lower high blood pressure that happens when people with autonomic failure lie down. About 44 adults aged 18-85 with this condition will be studied overnight. The goal is to see if gravity reducing blood return to th…

This study looks at whether using a CPAP machine at night can lower dangerously high blood pressure that happens when people with autonomic failure lie down. About 12 participants will use CPAP or a placebo pill/patch. The main goal is to see if CPAP reduces blood pressure while …

This study tests a newer type of deep brain stimulation (DBS) that aims to control essential tremor while causing fewer problems with speech, walking, and balance. About 24 adults with hand tremors for at least 3 years will receive both directional and standard DBS to compare whi…

This study tests a video-based program called STELLA-FTD that helps family members caring for a loved one with frontotemporal dementia (FTD). The program teaches caregivers how to manage difficult behaviors and connect with community resources. Researchers will enroll 640 caregiv…

This pilot study tests whether a device called IVS3 is tolerable and easy to use for arm recovery in people who had a stroke at least 6 months ago. The device uses mirrored video to create the illusion that the affected arm is moving. Researchers will track how many sessions part…

This study looks at whether the method of delivering voice therapy affects how well people with voice problems (like muscle tension dysphonia or vocal cord lesions) can communicate over a year. About 120 adults who do not smoke and have not had voice therapy or surgery recently w…

This study in Norway is testing whether nature-based group activities—like outdoor education and therapy—can improve quality of life for 240 children and youth with ADHD, autism, or Tourette's. Participants will take part in 10- to 12-week programs in schools or healthcare settin…

This study tests whether a personalized exercise program can improve pain, disability, and quality of life in people with cervical dystonia who already receive botulinum toxin injections. Thirty-four participants will be split into two groups: one gets tailored stretching and str…

This early study tests whether gentle ultrasound waves aimed at a deep brain area can safely reduce hand tremors. It will include 12 people with Parkinson's, essential tremor, or dystonic tremor who haven't gotten enough relief from medication. The main goal is to check safety, b…

This study follows 60 people with essential tremor or Parkinson's tremor whose symptoms aren't well-controlled by medication. After receiving stereotactic radiosurgery—a precise dose of radiation to a small brain area—participants fill out questionnaires about their quality of li…

This study tests whether a mild electrical brain stimulation technique called tDCS can improve swallowing difficulties in people with Parkinson's disease. 58 participants will receive either real or sham tDCS alongside standard swallowing therapy. Researchers will measure changes…

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 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 a skin biopsy can detect abnormal proteins linked to Parkinson's disease in people with essential tremor, a common movement disorder. Researchers will follow 300 participants aged 50-85 for two years to see who develops Parkinson's. The goal is to fi…

This study aims to collect movement data from up to 7,500 people, including healthy volunteers and those with movement disorders. Participants perform tasks like walking or reaching while cameras track reflective markers on their body. The goal is to build a reference database th…

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 enrolls 600 adults with Huntington disease to examine specific genetic markers (SNPs) linked to the disease. Participants provide a blood sample and answer questions about their health and medications. The goal is to better understand the genetics of Huntington disease…

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 aims to understand the link between genes and symptoms in people with inherited movement disorders. Researchers will study up to 2,500 participants, including patients and their family members, to identify new disease-causing genes and improve diagnosis. The goal is to…

This natural history study is collecting information from up to 4,000 people with movement disorders (like Parkinson's disease or tremor) and their family members. Participants undergo exams, blood tests, and imaging, but receive no new treatments. The goal is to gather data that…

This study is testing how the drug trihexyphenidyl is processed in the bodies of 40 children aged 5-17 with dystonic cerebral palsy. Researchers want to see if a child's genetic makeup changes how the drug works, which could help create personalized dosing plans. Participants wil…

This study aims to find the genetic causes of movement disorders and dementias by analyzing DNA from up to 12,000 participants, including patients and their family members. Researchers will collect blood or saliva samples and look for gene mutations linked to these conditions. Th…

This study is gathering medical information and samples from up to 5,000 people with neurosurgical conditions like brain tumors, epilepsy, and Parkinson's disease. Participants receive standard care while their data is collected for future research. No new treatments are being te…

This study looks at how the brain's motor networks change over time in children with dystonia, a movement disorder. Researchers will use noninvasive tests like EEG and EMG to measure brain activity at rest and during simple tasks. Children with deep brain stimulation (DBS) will b…

This study gathers information from the medical records of 1,200 people with ALS and similar conditions. Researchers will use this data to better understand the disease and improve future studies. No experimental treatments are given—the goal is simply to learn from real-world pa…

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 aims to find out if chronic pelvic pain conditions like prostatitis and interstitial cystitis can be inherited. Researchers will collect DNA and urine from 500 participants, including family members, to look for genetic links. The goal is to better understand the cause…

This study reviews the medical records of up to 5,000 people who have received deep brain stimulation (DBS) for Parkinson's disease, essential tremor, or dystonia. Researchers want to see how well DBS improves symptoms over time in real-world settings. No new treatments are given…

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 is collecting information from 200 people with Parkinson's disease, dystonia, essential tremor, or other movement disorders who are scheduled to receive radiofrequency (RF) ablation—a procedure that uses heat to target small areas in the brain. The goal is to see how p…

This study follows 65 people with Friedreich ataxia who also have a thickened heart muscle (cardiomyopathy). Researchers will measure changes in heart structure over time using imaging. The goal is to better understand how heart disease progresses in this condition, which could h…

This study looks at how stroke changes the way the spinal cord handles sensory signals. Researchers will stimulate nerve roots in the neck during surgery and measure muscle and brain responses in 15 people (some with stroke, some healthy). The goal is to better understand spinal …

This study looks at brain activity in a person with a rare genetic condition called PRRT2 mutation, which causes sudden, uncontrollable movements. The participant will undergo brain scans (fMRI and EEG) during and after these episodes, and also when they voluntarily mimic the mov…

This study looks at how deep brain stimulation (DBS) changes motivation and decision-making in people with Parkinson's disease. Researchers will have 70 participants play a tablet game that measures risky vs. safe choices while their brain activity is recorded. The goal is to und…

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 early-phase study aims to understand how repetitive transcranial magnetic stimulation (rTMS) alters brain networks in people with dystonia, a condition causing involuntary muscle contractions. Researchers will use brain scans to track changes in connectivity after two and fo…

This study follows 50 children and adults with Baker Gordon Syndrome, a rare genetic disorder, to track how the condition changes over time. Participants will undergo brain scans, EEGs, and genetic testing, and complete developmental assessments. The goal is to create better tool…

This study looks for brain scan markers that might predict thinking and memory changes after Deep Brain Stimulation (DBS) in people with Parkinson's disease. Researchers will use MRI scans before surgery and cognitive tests after surgery in 55 Parkinson's patients, plus compare t…

This study tests whether using a new classification system (RTSS-Voice) to document voice therapy sessions helps people with muscle tension dysphonia, a condition causing hoarseness and vocal strain. Researchers will compare outcomes from clinicians' first year using the system t…

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 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 looks at how deep brain stimulation (DBS) affects brain activity in people with essential tremor. Researchers will use EEG and MEG to record brain signals with the stimulator on and off, and also test other tremor-relief methods like cooling or medication. The goal is …

This study follows 140 adults with Tourette syndrome for two years to see how stress from life events impacts tic severity, depression, anxiety, and quality of life. Participants complete interviews and questionnaires about their tics, mood, and daily functioning. The goal is to …

This study checks if a new computer algorithm can accurately estimate total daily energy expenditure (calories burned) in adults with movement limitations. Participants wear an accelerometer and drink special water to compare measurements. The goal is to improve how we track ener…

This study uses special PET scans to measure tau protein buildup in the brains of 332 people with Progressive Supranuclear Palsy (PSP), a rare brain disorder that affects movement and balance. Researchers want to see how tau levels change over time and relate to symptoms. Partici…

This study looks at how deep brain stimulation (DBS) changes attention and the way people with Parkinson's disease, essential tremor, or dystonia perceive emotions in others' faces. Researchers will track eye movements and ask participants to rate facial expressions before, durin…

This study looks at how a treatment called High-Intensity Focused Ultrasound (HiFU) changes brain activity in people with essential tremor (shaking hands). Ten adults over 50 who haven't been helped by standard medications will have their brain waves recorded before and after tre…

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 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 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 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 aims to collect cerebrospinal fluid and blood samples from 2,500 people at various stages of Huntington's disease, as well as healthy volunteers. The goal is to find biological markers that can help researchers develop new treatments. Participants must be between 11 an…

This study follows 150 people with early-stage Parkinson's disease to see if the condition starts in the brain or the body first. Researchers will track symptoms like walking problems and thinking changes over 5 years using tests, scans, and questionnaires. The goal is to better …

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 looks back at the last 10 years in Denmark to understand how many people use breathing machines at home through a tube in their windpipe. Researchers will track which diseases lead to this need and how many patients survive one year after starting. The goal is to spot …

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 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 tests if wearable sensors can be used to monitor movement and sleep in children with autism. Researchers will ask 80 children aged 2 to 18 to wear a wrist sensor for 7 days and do a one-night sleep test at home. The goal is to see if the sensors are comfortable and pro…

This study follows 300 people with a rare genetic movement disorder called SCA27B, along with some family members and healthy volunteers, for up to 2 years. Researchers will use exams, digital devices, and blood tests to measure how the disease changes over time. The goal is to f…

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 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 uses high-resolution ultrasound to look at nerves in people with Friedreich ataxia, a rare inherited disease that damages the nervous system and heart. Researchers want to see if nerve size and blood flow are different in these patients. The goal is to find new ways to…

This study is gathering information from 4500 people who have or will have brain surgery for conditions like aneurysms, tumors, epilepsy, and Parkinson's disease. The goal is to find patterns that help doctors predict how well someone will recover. By standardizing how outcomes a…

This study aims to find biological markers (biosignatures) in people with ALS and FTD to make diagnosis more precise. Researchers will analyze samples like spinal fluid, skin, and tears from 230 participants using advanced techniques. The goal is to create a 'disease fingerprint'…

The PROFA study is an international observational study that follows 200 people with Friedreich Ataxia (FA) across Germany, Austria, and France. Participants use a mobile app to report their quality of life, symptoms, and healthcare costs daily for six months. The goal is to unde…

This study looks at when to start a parent coaching program called JASPER Babble for infants who have an older sibling with autism, putting them at higher risk. About 140 babies will join at 6-8 months old and be randomly assigned to start coaching at 9, 12, or 15 months. Researc…

This study watches 200 people with isolated dystonia (affecting more than one body part) to see how the condition changes over time. Researchers will collect information on symptoms, daily activities, pain, and social life using standard rating scales. No experimental treatment i…

This study aims to find early markers of Parkinson's disease, multiple system atrophy, and Lewy body dementia by analyzing samples from the nose, blood, and urine. Researchers will compare results from 180 people with these conditions and healthy volunteers. The goal is to improv…

This study follows 150 adults with RFC1-related ataxia (a balance and coordination disorder) over two years. Researchers will measure symptoms, perform imaging, and test blood samples to understand how the disease progresses. The goal is to find markers that can help diagnose the…

This study aims to understand how deep brain stimulation (DBS) changes brain activity in people with dystonia, a movement disorder. Researchers will use brain scans and electrical recordings from 15 participants who already have DBS implants. The goal is to learn more about the d…

This study aims to learn more about how the brain controls speech in people with Parkinson's disease, essential tremor, or dystonia. Researchers will record brain activity during speech tasks while participants undergo deep brain stimulation (DBS) surgery. The study does not test…

This study follows healthy people who have a family history and genetic risk for ALS. Researchers want to find early warning signs and understand what triggers the disease. Participants do not receive any treatment, but their health is tracked over time. The goal is to learn how …

This study aims to uncover the genetic causes of hereditary spastic paraplegia (HSP), a group of rare neurological diseases that cause progressive muscle stiffness and weakness. Researchers at Boston Children's Hospital will analyze DNA from 200 people with HSP to find genetic va…

This study looks at how a gentle vibration applied to the throat affects brain activity and voice in people with laryngeal dystonia, a condition that causes involuntary voice spasms. Researchers will use brain scans and voice recordings to understand why some people get relief fr…

This study is following 200 people with a confirmed genetic diagnosis of EPM1, a rare and progressive epilepsy disorder. Researchers will collect clinical data and biological samples (blood and urine) over time to understand how the disease progresses. The goal is to identify bio…

This study creates a worldwide database for people with DRPLA, a rare genetic brain disorder. Participants or their caregivers fill out questionnaires about symptoms, daily life, and disease impact. The goal is to gather information to help researchers better understand DRPLA and…

This study is creating a shared database of children who have received deep brain stimulation (DBS) for movement disorders like dystonia, epilepsy, or Tourette syndrome. By pooling data from multiple hospitals, researchers hope to answer key questions about who benefits most and …

This study follows 30 people aged 12 to 21 with chronic tic disorders as they go through 8 sessions of CBIT, a well-established behavioral therapy. Researchers will track tic severity, controllability, and other factors to see what predicts a good response. The goal is to underst…

This study looks at brain activity in people with Parkinson's disease or essential tremor who are already scheduled for deep brain stimulation (DBS) surgery. Researchers want to understand how the brain handles both movement problems and non-motor issues like memory loss or depre…

This study collects information from 500 children worldwide who have both epilepsy and movement disorders caused by specific gene changes. Researchers will analyze medical records to find patterns linking symptoms to genetics. The goal is to create a shared database that helps do…

This study uses a special PET scan with a radioactive tracer called [18F]F-DOPA to measure dopamine production in the brains of people with autonomic failure (problems with automatic body functions like blood pressure). The goal is to see if changes in dopamine levels can predict…

This study records brain activity from people with movement disorders like Parkinson's disease, essential tremor, and dystonia. Researchers use scalp electrodes or existing deep brain stimulators to measure electrical signals. The goal is to find patterns linked to symptoms, whic…

This study looks at how Huntington disease affects social skills, like understanding others' feelings and intentions. Researchers will test a new tool called DMASC-MC in 40 adults with early Huntington disease and compare results to healthy volunteers. The goal is to find better …

This study aims to better understand sensory symptoms in adults with Tourette syndrome or chronic tic disorders. About 214 participants will fill out yearly questionnaires about urges, attention, mood, and quality of life. The goal is to gather information, not to test a treatmen…

This study looks at how two brain areas—the subthalamic nucleus and the ventral intermediate nucleus of the thalamus—help us learn and produce speech. Researchers will temporarily turn deep brain stimulation (DBS) on or off in 80 people with Parkinson's disease or essential tremo…

This study is gathering information from 700 people with Parkinson's disease or similar conditions who experience freezing of gait—a sudden inability to move their feet while walking. Researchers will track symptoms, walking patterns, and falls over three years using questionnair…

This study is following 700 people with Parkinson's disease or multiple system atrophy in Shanghai. Researchers will collect medical history, brain scans, blood samples, and other data every six months. The goal is to find early signs of these diseases and better predict how they…

This study looks at how deep brain stimulation (DBS) — a device already used to control movement in Parkinson's disease — affects sleep. Researchers will monitor brain activity and sleep quality in 64 adults with Parkinson's who have or will get DBS implants. The goal is to under…

This study looks at two thinking and memory tests—the Coding Test and the SAGE test—to see if they can help doctors better understand and track Huntington's disease. Researchers will compare these tests with standard ones used in clinics. The goal is to find easier or better ways…

This study looks at how often people with Tourette syndrome have trouble being assertive and managing emotions. About 350 adults with Tourette syndrome will fill out online surveys about their symptoms, quality of life, and mood. The goal is to better understand these challenges,…

This study follows 500 people with primary progressive aphasia, a condition that slowly damages the brain's language areas. Researchers will use brain scans and language tests to map how the disease progresses over time. The goal is to better understand the disease, not to test a…

This study aims to understand how upper-limb assistive devices—like grasping gloves, mealtime aids, and robotic arms—impact the daily lives of people with motor impairments. Researchers will interview and survey 150 regular users (including those with stroke, spinal cord injury, …

This study looks at whether a brain treatment called focused ultrasound can reduce the social stigma that people with essential tremor often face. About 220 adults with essential tremor will have their tremor treated and then be followed for one year. Researchers want to see if l…

This study is testing whether low-intensity focused ultrasound (LIFUS) can safely change brain activity in people with conditions like Parkinson's disease, essential tremor, epilepsy, or substance abuse. Researchers will use brain recordings and movement tests to see if the ultra…

This study looks at a protein called BDNF, which helps keep brain cells healthy, in people with Huntington's disease. Researchers will measure BDNF and related markers in spinal fluid and blood, and compare them to healthy controls. The goal is to find biological signs that could…

This study looks at 50 people with OCD or Tourette syndrome to find clear differences between compulsions and tics. Participants wear a smartwatch and a portable brain-wave recorder at home and in the lab. The goal is to help doctors choose the right treatment by using objective …

This study uses special brain scans to measure damage to nerve connections in people with Multiple System Atrophy (MSA) and Progressive Supranuclear Palsy (PSP). Researchers will scan 36 adults aged 45-80 to see how the disease changes over time. The goal is to better understand …

This study follows 1500 people with rare genetic brain disorders to learn how these diseases progress. Researchers measure thinking, movement, and daily living skills over time, and also look at brain scans and body fluids. The goal is to better understand the diseases and how tr…

This study looks at whether people with a rare inherited movement disorder called spinocerebellar ataxia have trouble recognizing emotions or understanding social situations. Researchers will compare 160 patients to healthy volunteers using tests like recognizing facial expressio…

This study uses non-invasive eye scans (OCT and OCTA) to look for changes in the retina that might be linked to brain diseases like Alzheimer's, Parkinson's, and multiple sclerosis. Researchers aim to find early markers that could help diagnose or track these conditions. The stud…

This study looks at whether a test called the Hinting Task can pick up on social thinking difficulties in people with Huntington's disease. Social thinking helps us understand hints and other people's perspectives, and problems with it can affect daily life. Researchers will comp…

This study is testing whether artificial intelligence (AI) can analyze brain scans to help diagnose Parkinson's disease and related conditions like multiple system atrophy. Researchers will also see if the scans can predict how fast the disease will progress. The study involves 9…

This study tests whether computer models can help doctors find the best settings for deep brain stimulation (DBS) in people with essential tremor. Researchers will create personalized brain models to predict which stimulation settings work best and cause fewer side effects. The g…

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 collects information and samples from 1,000 people with or at risk for brain diseases like Alzheimer's, ALS, and frontotemporal degeneration. Researchers will track changes in thinking, language, and brain scans over time. The goal is to build a resource for future stu…

Cerebellar ataxias are rare brain disorders that affect coordination. Standard genetic tests leave about 40% of patients without a clear cause. This study will use a newer, long-read DNA sequencing technique on blood samples from 210 patients and their relatives to see if it can …

This research study collects health information from 10,000 people with brain inflammation conditions like Long COVID, ME/CFS, and autoimmune diseases. Participants use a smartphone app to share symptoms, health history, and wearable data. The goal is to find disease subtypes and…

This study collects DNA from up to 1,000 adults with progressive supranuclear palsy (PSP), corticobasal syndrome (CBS), multiple system atrophy (MSA), or related conditions, plus their family members. Researchers will sequence participants' whole genomes to find genetic variants …

This study observes 100 people with rare genetic neurodevelopmental disorders like Baker Gordon Syndrome and Syt-1 disorder. Researchers will track symptoms, collect genetic and imaging data, and create cell models to better understand these conditions. The goal is to improve dia…

This study looks at whether walking patterns measured by wearable sensors can predict how well deep brain stimulation (DBS) will work for people with dystonia, a movement disorder. About 50 adults scheduled for DBS surgery will wear sensors before the procedure. Researchers will …

This study enrolls family members of people with inherited ALS who do not yet have symptoms. Participants receive genetic counseling and testing, and are followed yearly to track when and how symptoms might appear. The goal is to gather information that could one day lead to trea…

This study is testing whether new brain imaging techniques can better diagnose diseases like Parkinson's, multiple system atrophy, and frontotemporal dementia. Researchers will use MRI scans and neurological exams in about 94 adults aged 40-85. The goal is to improve how doctors …

This study tests whether electrical signals recorded from the brain during deep brain stimulation (DBS) can help doctors fine-tune settings faster for people with dystonia. About 25 adults who are already scheduled for DBS surgery will have their brain activity monitored during c…

This early-phase study tests a new radioactive tracer called [11C]SY08 to see if it can detect clumps of alpha-synuclein protein in the brain using PET scans. Researchers will scan 40 volunteers, including healthy people and those with Parkinson's disease, multiple system atrophy…

This study is developing algorithms that decode brain and body signals to help people with paralysis control assistive devices like robotic arms, wheelchairs, or computer cursors. Fifty healthy participants will perform tasks while wearing non-invasive sensors such as EEG and EMG…

This study is building a worldwide registry for people with Wolfram syndrome, a rare genetic disorder causing diabetes, vision loss, and hearing problems. Researchers will track how the disease progresses over time and analyze participants' genetic information. The goal is to bet…

This study uses a non-invasive brain stimulation technique called TMS to measure brain activity in 52 people with Parkinson's disease. The goal is to see if these measurements can tell the difference between normal thinking, mild cognitive impairment, and dementia, and predict fu…

This study collects blood and spinal fluid samples from 100 people with ALS or similar neurodegenerative disorders. The samples are stored for future research to find biomarkers that could help understand or diagnose these diseases. Participants include patients and their spouses…

This study uses brain scans and genetic tests to explore why different forms of focal dystonia develop. Researchers will compare brain activity and structure in people with dystonia, their unaffected relatives, and healthy volunteers. The goal is to identify unique brain markers …

This study aims to translate the Hypertonia Assessment Tool (HAT) into Turkish and check if it works correctly. The HAT helps doctors identify different types of increased muscle tone in children with motor disorders. Researchers will test the tool on 70 children under 18 who hav…

This study looks at how deep brain stimulation (DBS) — a treatment already used for movement disorders — affects voice and speech in people with laryngeal dystonia or voice tremor. Researchers will record brain signals during surgery and measure voice changes afterward. The goal …

This study records brain activity during deep brain stimulation (DBS) surgery in 140 people with Parkinson's disease or essential tremor. Researchers aim to understand brain networks linked to non-motor symptoms like depression, attention problems, and slow thinking. Participants…

Researchers at Massachusetts Eye and Ear are studying 165 people with laryngeal dystonia or voice tremor, along with healthy volunteers, to better understand these voice disorders. Participants will undergo voice recordings, breathing tests, and imaging to identify distinct featu…

This study looks at how brain changes and genetic risk factors are linked in laryngeal dystonia, a voice disorder. Researchers will use brain imaging and DNA tests in up to 410 people, including patients, their relatives, and those with similar voice problems. The goal is to find…

This study uses brain scans (fMRI, MEG, EEG) and a numbing throat spray to understand what goes wrong in the brains of people with laryngeal dystonia or voice tremor. Researchers will compare brain activity between these groups and healthy volunteers. The goal is to find unique b…

This study uses non-invasive brain stimulation (TMS or tDCS) to explore how the brain creates the intention to move. Researchers will compare healthy volunteers and people with psychogenic movement disorders or non-epileptic seizures. The goal is to better understand these condit…

This study aims to learn how the binding of RNA with DNA (called R-loops) is linked to amyotrophic lateral sclerosis type 4 (ALS4) and other inherited neurological disorders. Researchers will observe up to 330 people aged 5 and older, including those with ALS4, related conditions…

This study tests whether a brain stimulation training can strengthen the connections between the brain, spinal cord, and muscles in people with chronic cervical spinal cord injury. Researchers will enroll 15 adults with incomplete injuries at or above C6 who are at least one year…

This study looks at brain activity in 25 people with dystonia who are getting deep brain stimulation (DBS). The goal is to find brain signals that can help doctors adjust the stimulation more quickly and personally. Participants will use a special pacemaker that records brain sig…

This study aims to learn more about sensory and movement difficulties in adolescents with tic disorders, like Tourette syndrome. Researchers will compare teens with and without tics using questionnaires, brain wave tests, and motor tasks. The goal is to identify factors that affe…

This study aims to find new biological markers for neurodegenerative diseases like Alzheimer's, Parkinson's, and ALS. Researchers will analyze genetic, protein, and metabolic data from 1,200 patients to improve diagnosis, predict disease course, and monitor treatment response. Th…

This study looks at how spinocerebellar ataxia (SCA) affects the eyes and vision. Researchers will examine 60 adults with SCA types 1, 2, 3, or 27B, including those with early symptoms and those who are not yet symptomatic. The goal is to measure vision changes and eye damage usi…

This study is creating a large collection of blood, spinal fluid, and urine samples from 800 ALS patients and 200 healthy volunteers. Researchers will also track clinical changes and at-home measures over time. The goal is to provide a valuable resource for scientists worldwide t…

This study is looking for 500 people with early dementia or mild cognitive impairment to help develop a way to predict how their disease will progress. Researchers will use blood tests and other models to better understand each person's outlook. The goal is to give patients and d…

This 24-month observational study will follow up to 1000 people with certain types of muscular dystrophy (LGMD, DM2, and late-onset Pompe disease) aged 6-50. Researchers want to see if specific physical tests, like the North Star Assessment and a 100-meter walk, are good ways to …

This study uses advanced brain scans, including a special PET tracer called AV-1451, to track changes in the brains of 50 people with progressive apraxia of speech (a disorder that affects the ability to coordinate speech movements). Researchers at Mayo Clinic will compare these …

This study looks at how deep brain stimulation (DBS) changes movement in people with conditions like Parkinson's disease or essential tremor. About 60 people scheduled for DBS surgery will have extra temporary electrodes placed on the brain to measure muscle activity during stimu…

This study uses a special PET scan to measure tau protein buildup in the brains of people with frontotemporal lobar degeneration (FTLD), atypical Alzheimer's disease, and healthy volunteers. Researchers want to see if this scan can help tell these conditions apart. About 72 adult…

This study tests a new device called Fecobionics that measures how the rectum and anus work during bowel movements. Researchers want to see if it can predict which patients with a type of constipation called dyssynergia will benefit from biofeedback therapy. About 24 adults will …

This study collects medical information and biological samples (like blood or tissue) from up to 12,000 people with leukodystrophies—rare disorders that damage the brain's white matter. Researchers will use this data to find new genetic causes, develop biomarkers for future trial…

This study looks at how midodrine and droxidopa, two drugs used for low blood pressure upon standing, affect the veins in the abdomen of people with autonomic failure. About 34 adults aged 40-80 with conditions like multiple system atrophy or Parkinson's disease will participate.…

This study looks at how stroke survivors' arm muscles respond when they imagine or watch movements. Researchers measure tiny muscle signals in the wrist and fingers during these mental exercises. The goal is to understand which techniques best help the brain relearn movement afte…

This study follows 30 people with mild-to-moderate Parkinson's disease for up to 7 years. Researchers use a video eye-tracking device to measure eye movements and compare them with standard neurological and cognitive tests. The goal is to see if eye-tracking can serve as a reliab…

This pilot study is testing whether virtual reality motor tasks can help understand functional tremor, a type of movement disorder. Researchers will measure reaction time and brain activity in 48 people with functional tremor, essential tremor, or healthy controls. The goal is to…

This observational study at the Medical University of Graz will examine 216 people with movement disorders like Parkinson's, tremor, or dystonia to see how many also have functional neurological symptoms. Participants will undergo neurological exams, cognitive tests, and question…

This study looks at how Friedreich's ataxia affects the heart and nerves using advanced imaging, exercise tests, and biopsies. Researchers will track 203 people with the condition to find better ways to measure disease progression. The goal is to improve future treatment studies,…

This study aims to collect health information from 600 adults with Huntington disease or those who carry the gene but have no symptoms yet. Participants will answer online questions from home over 24 months. The goal is to learn how the disease progresses and what factors might a…

This study will use smartphone recordings of speech, eye movements, and arm fatigue to measure key symptoms of myasthenia gravis, a condition that causes muscle weakness. Researchers will compare 225 participants (both with and without MG) to see if machine learning can accuratel…

This study is looking at 50 adults with a rare genetic nerve disorder called RFC1-ataxia or CANVAS, which causes problems with balance, coordination, and sensation. Researchers will take blood samples and skin biopsies over 12 months to measure markers of cell stress and damage. …