Subjective cognitive decline

This study tests a drug called NPC-1 (made of two natural compounds) in 40 adults aged 55+ with early Alzheimer's, mild cognitive impairment, or subjective memory concerns. The goal is to see if it safely changes blood markers linked to Alzheimer's brain changes. Participants tak…

This study tests a smart system that uses facial expressions to adjust computerized brain training in real time, aiming to keep older adults engaged and motivated. Researchers will enroll 80 people aged 60-89 with mild cognitive concerns. The goal is to see if this personalized a…

This study tests whether a special omega-3 supplement called Lysoveta can deliver more DHA to the brain than standard fish oil. Researchers will measure DHA levels in spinal fluid and blood, along with memory and thinking tests, in 153 older adults with early signs of memory decl…

This study tests whether a non-invasive brain stimulation technique called TMS can help people with mental illness quit smoking. Forty daily smokers with psychiatric conditions will receive either TMS or standard care. The goal is to see if TMS is practical and effective in real-…

This study tests whether smartphone usage data can help tell the difference between normal memory complaints, mild cognitive decline, and Alzheimer's disease. Researchers will collect data from 90 participants' phones over three months. If it works, it could offer a simple, low-c…

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 aims to make it easier for family doctors to detect early signs of Alzheimer's and other dementias. Researchers will test 1,200 adults with memory or thinking problems using blood tests and brain scans. The goal is to see if these tools can accurately identify who has …

This study tests whether artificial intelligence can predict cognitive test scores by analyzing how people tell a story. 150 adults aged 50 and older will describe a picture while their speech is recorded. The AI will look for patterns in voice and language, and researchers will …

This study explores whether a simple, at-home smell test can help detect early signs of Alzheimer's and other memory disorders. Researchers will ask 250 adults with mild memory or behavior concerns, as well as healthy older adults, to take a 45-minute scratch-and-sniff test using…

This study is testing whether a blood test for a protein called P-tau217 can help doctors make faster and better decisions for people with memory concerns. Researchers will compare what happens when doctors have the test results versus standard care. The study involves 7,000 part…

This study tests whether lifestyle changes like diet and exercise can help prevent dementia in adults aged 55 and older. Researchers will track 2,000 participants over three years, measuring memory, thinking skills, and how well people stick to healthy habits. The goal is to find…

This study tests an online educational program called Brain Health PRO in 700 Canadians at risk for dementia. Participants are randomly assigned to start the 6-month program immediately or after a 6-month delay. The program covers lifestyle factors like diet, exercise, sleep, and…

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 spermidine, a natural substance found in foods like wheat germ, can improve sleep quality and memory in older adults with mild cognitive impairment (MCI), a condition that raises dementia risk. 76 participants aged 55-70 will take spermidine or a placebo …

This study tests a program called SKILLS that focuses on common factors across different mental health conditions, rather than treating each disorder separately. About 60 adults with stable psychiatric diagnoses will take part. The goal is to see if this approach reduces symptoms…

This study tests whether a non-invasive brain stimulation technique called transcranial magnetic stimulation (TMS) can improve memory in older adults with mild cognitive impairment or subjective memory complaints. About 70 participants will be randomly assigned to receive either …

This study tests whether exercising to beat-accented music helps older adults (65+) with memory concerns stay active and improve thinking skills. Eighty participants will be randomly assigned to a 6-month exercise program with or without special music. The goal is to see if music…

This study tests whether a home-based digital cognitive-training program called RICORDO can help people aged 50 and older with mild cognitive impairment or subjective cognitive decline better manage their own health. Participants will be randomly assigned to use RICORDO on a tabl…

This pilot study explores whether a music-based dance program can improve thinking skills and physical function in adults aged 55 and older with mild cognitive impairment. The dance routines combine music, partner guidance, and spatial coordination to challenge memory and attenti…

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 tests whether using a gentle nerve-stimulating device on the ear, combined with computer-based brain training, can improve thinking skills and mood in adults aged 45 to 80 who have noticed changes in their memory or attention. Participants will do 10 sessions at home a…

This study tests a portable device that plays soft sounds during deep sleep to improve memory and slow cognitive decline in older adults. Sixty participants aged 60-85 with mild memory problems will use the device at home for two 4-week periods. The goal is to see if enhancing sl…

This study tests whether a virtual reality (VR) app used at home with remote therapist guidance can improve memory, attention, and social skills in people with early memory decline (Subjective Cognitive Decline and Mild Cognitive Impairment). 480 adults aged 40-80 will either use…

This study is testing whether a virtual reality version of a therapy exercise is practical and helpful for adults (ages 18-65) with psychiatric disorders. Participants will try one VR session and answer questions about their experience. The goal is to see if this approach is acce…

This study is testing a type of talk therapy called Emotion Regulation Therapy (ERT) delivered over video for people in New York who struggle with worry, overthinking, or being hard on themselves. The goal is to see if the therapy helps people better manage their emotions and fee…

This study looks at how well and how safely a new sleep medication, lemborexant, works for people who have both a mental health condition and trouble sleeping. About 121 adults will take the drug for 8 weeks, and researchers will track changes in their sleep quality and any side …

This study tests a digital cognitive rehabilitation system called RICORDO for people with mild memory complaints, mild cognitive impairment, or early Alzheimer's dementia. About 102 participants will use the digital program or standard paper-and-pencil exercises at home for 5 wee…

This study tests whether sailing can help people with psychiatric disorders feel better. Forty adults in France will either take sailing lessons or continue their usual care. Researchers will measure changes in quality of life, mental well-being, and self-esteem to see if sailing…

This study tests whether a 24-week online positive psychology program can improve thinking skills and brain function in older adults with very early memory decline (subjective cognitive decline or mild cognitive impairment). About 128 participants will be randomly assigned to the…

This study tests if a liquid medicine called midazolam can help elderly patients with moderate to severe memory problems who refuse care. About 30 hospitalized patients will receive the medicine before care to see if it reduces their resistance. The goal is to make necessary care…

This study tests whether internet-based cognitive behavioral therapy (CBT) can reduce depression and slow cognitive decline in older adults who survived an ICU stay. About 300 participants aged 50+ with depressive symptoms will receive either online CBT or standard depression edu…

This study tests a rideshare service where drivers are specially trained to assist older adults, including those with Alzheimer's or memory problems. The drivers help riders from door to door, even handing them off to clinic staff. The goal is to see if this service reduces misse…

This study tests whether a non-invasive brain stimulation technique called deep transcranial magnetic stimulation (dTMS) can improve memory and thinking in older adults who have memory concerns and a family history of Alzheimer's. About 30 people aged 55–70 will receive either re…

This study tests if a fast form of brain stimulation (accelerated dTMS) combined with memory exercises can improve thinking skills in older adults with mild memory issues. About 30 people aged 55-85 with mild cognitive impairment or memory concerns will receive either real or fak…

This study tests a new approach to improve sleep in people aged 60+ with mild cognitive impairment (MCI). It combines a gentle brain stimulation technique called TMS with an internet-based sleep therapy program. The goal is to see if this combo can ease insomnia and possibly boos…

This study tests a program called the Green Activity Program, designed for people aged 45+ with mild memory problems. The program encourages enjoyable nature activities like walking, gardening, or outdoor yoga, with a partner. Researchers want to see if the program is easy to do …

This study tests a computer-based memory strategy program called E-MinD Life in 60 older adults, including healthy individuals, those with memory complaints, and those with mild cognitive impairment. The program teaches memory strategies through daily activities over 9 weeks. The…

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 looks at whether adding a website and virtual coaching to basic activity tracking can help older adults who live alone, have mild memory concerns, and are not very active. 86 participants will wear a Garmin device, set step goals, and get weekly texts. Half will also g…

This study tests a new, non-invasive MRI technique to detect early brain changes linked to Alzheimer's disease. Researchers will compare brain scans from 50 people with mild memory concerns to healthy volunteers. The goal is to find a simple, affordable way to identify those at r…

This study compares two ways to help adults with mental health issues get follow-up care. One group gets usual care after an emergency room visit, while the other uses a new system that books a psychiatrist appointment within 48 hours through their general doctor. Researchers wil…

This study looks at the mental health of 200 teenagers aged 12 to 16 who attend special educational institutes (ITEPs) in France. Researchers will use psychiatric interviews to find out how many have conditions like depression or anxiety. The goal is to better understand their ne…

This study looks at how older adults who worry about their memory may use extra brain power to stay mentally sharp. Researchers will give a medication that temporarily affects a brain chemical to see how attention networks respond. The goal is to understand these compensatory bra…

This study aims to improve suicide prevention for people who move between healthcare and the criminal-legal system. Researchers will link health records, Medicaid data, and jail booking information to identify individuals at risk and coordinate care. Over 1,000 adults with past p…

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 is testing a new, non-invasive ultrasound technique called Tissue Pulsatility Imaging (TPI) to measure tiny brain movements. Researchers will compare these measurements in 300 people with mild versus major cognitive disorders. The goal is to see if brain pulse patterns…

This study tests whether eating walnuts daily for a week can improve thinking and memory in adults who feel their memory is slipping. Participants will eat either walnuts or a white chocolate bar each day, then switch after a break. Researchers will measure brain function and gut…

This study looks at whether 6 months of progressive resistance training (like lifting weights) can improve thinking and memory in perimenopausal women aged 40 to 55 who have mild memory complaints. Researchers will also measure muscle health, sleep, mood, and quality of life. The…

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 follows 1,000 adults in Lombardy, Italy, who have early memory complaints but no dementia. Researchers will use blood tests and annual check-ups over 5 years to see if certain biomarkers can predict who later develops Alzheimer's. The goal is to improve early detection…

This study looks at whether a program with a nurse case manager can help people leaving prison visit a doctor or clinic instead of the emergency room. About 488 adults with a history of substance use and a chronic health condition will take part. Some will get extra support from …

This study is looking for better, cheaper ways to detect Alzheimer's disease early. Researchers will collect blood samples, brain wave recordings, and speech recordings from 250 people who have noticed memory problems but still function normally. They will use machine learning to…

This study looks at people with cerebral small vessel disease, a common condition in older adults that can lead to stroke and dementia. Researchers will measure brain activity using EEG and test whether home-based cognitive training or mild brain stimulation can improve thinking …

This study follows 1,573 adults aged 50 to 90 across Canada, including people with different types of dementia and those with healthy memory. Researchers will use memory tests, brain scans, and blood samples to track how thinking and memory change over time. The goal is to better…

This study is testing whether a new, low-cost type of brain scan can find early signs of Alzheimer's and Parkinson's disease. Researchers will compare brain scans from 120 people, including those at risk for Alzheimer's, those with Parkinson's, and healthy volunteers. The goal is…

This study is creating a program called START-VET to help veterans with mental illness or substance use disorders who have recently left prison. Researchers will work with 20 veterans to develop transition materials and tools. The goal is to improve quality of life and reduce cri…

This pilot study is testing whether a simple saliva test can help doctors prescribe mental health medications more safely and effectively. 200 adults in Manitoba who are starting or changing psychiatric drugs will provide a DNA sample. The results will be shared with their doctor…

This study looks at whether training psychiatric care teams to talk about sexual health with young patients (ages 15 and up) increases those conversations. Researchers will survey 770 teens hospitalized for psychiatric disorders about their sexual health and any side effects from…