Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 24, 2026, 4:46 AM EDT

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Showing 145–168 of 346 matching trials from the live ClinicalTrials.gov search.
Conditions
Parkinson's Disease
Interventions
Not listed
Lead sponsor
University of Michigan
Other
Eligibility
50 Years and older
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Mild Cognitive Impairment, Cognitive Decline, Gait Disorders in Old Age
Interventions
Walkasins
Device
Lead sponsor
RxFunction Inc.
Industry
Eligibility
65 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Minneapolis, Minnesota
Withdrawn Not applicable Interventional Accepts healthy volunteers

Neuromodulation Effects in Older Adults

NCT06665022
Conditions
Cognitive Impairment, Cognitive Decline
Interventions
Active tDCS, Sham tDCS
Device
Lead sponsor
University of Florida
Other
Eligibility
60 Years to 95 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Gainesville, Florida
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

The Brain Health Champion Study

NCT03772977
Conditions
Mild Cognitive Impairment, Dementia, Mild, Subjective Cognitive Decline, At Risk for Cognitive Decline
Interventions
Brain Health Champion
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
60 Years to 79 Years
Enrollment
95 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Cognitive Decline, Blood Pressure, Hypertension
Interventions
Clinical Support Decision Tool
Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
70 Years and older
Enrollment
4,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Dallas, Texas
Completed Not applicable Interventional Accepts healthy volunteers

The Effect of Intermittent Fasting on Brain Health

NCT06019195
Conditions
Intermittent Fasting, Aging
Interventions
Time restricted eating
Other
Lead sponsor
University of Oklahoma
Other
Eligibility
55 Years to 80 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Conditions
Alzheimer Disease, Primary Progressive Aphasia, Mild Cognitive Impairment
Interventions
repetitive transcranial magnetic stimulation (rTMS)
Device
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 90 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Charlestown, Massachusetts
Conditions
Subjective Cognitive Decline
Interventions
Neurotrack Virtual Cognitive Health Program
Behavioral
Lead sponsor
Evidation Health
Industry
Eligibility
60 Years to 75 Years
Enrollment
85 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
San Mateo, California
Completed Not applicable Interventional Results available

Noninvasive Brain Stimulation for Mild Cognitive Impairment

NCT03331796
Conditions
Mild Cognitive Impairment, Mild Neurocognitive Disorder, Cognitive Decline, Mental Deterioration, Cognitive Dysfunction, Memory Decline, Memory Loss, Memory Impairment
Interventions
Active rTMS (Bilateral DLPFC), Active rTMS (Bilateral LPC), Placebo rTMS (Inactive)
Device
Lead sponsor
Palo Alto Veterans Institute for Research
Other
Eligibility
55 Years to 90 Years
Enrollment
69 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
1
States / cities
Palo Alto, California
Conditions
Cognitive Decline, Cognitive Change, Inflammation, Emotions
Interventions
Yogurt
Other
Lead sponsor
University of Idaho
Other
Eligibility
50 Years and older
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
4
States / cities
Boise, Idaho • Coeur d'Alene, Idaho • Pocatello, Idaho + 1 more
Recruiting Not applicable Interventional Accepts healthy volunteers

Increasing Physical Activity Through Social Support and Stress Resilience

NCT06896825
Conditions
Healthy, Subjective Cognitive Decline (SCD), Sedentary Behavior, Social Isolation in Older Adults
Interventions
Self-monitoring
Behavioral
Lead sponsor
Arizona State University
Other
Eligibility
60 Years and older
Enrollment
86 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Phoenix, Arizona
Conditions
Age-Related Cognitive Decline, Age-Related Memory Disorders
Interventions
DHA (nutritional supplement) or placebo
Dietary Supplement
Lead sponsor
dsm-firmenich Switzerland AG
Industry
Eligibility
55 Years and older
Enrollment
485 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
14
States / cities
Mesa, Arizona • San Diego, California • Vista, California + 11 more
Conditions
Alzheimer Disease, Mild Cognitive Impairment, Dementia, Cognitive Decline, Cognitive Impairment, Memory Impairment
Interventions
PrecivityAD2(TM) blood test
Other
Lead sponsor
C2N Diagnostics
Industry
Eligibility
55 Years and older
Enrollment
400 participants
Timeline
2023 – 2025
U.S. locations
9
States / cities
San Francisco, California • Santa Monica, California • Park Ridge, Illinois + 6 more
Recruiting No phase listed Observational Accepts healthy volunteers

Microbiome in Aging of Gut and Brain

NCT07799402
Conditions
Mild Cognitive Impairment, Alzheimer Disease (AD), Dementia
Interventions
Not listed
Lead sponsor
University of South Florida
Other
Eligibility
18 Years and older
Enrollment
700 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2031
U.S. locations
1
States / cities
Tampa, Florida
Conditions
Alzheimer Disease or Associated Disorder, Dementia, Cognitive Decline
Interventions
Door-through-door companion rideshare, Curb-to-curb rideshare services
Other
Lead sponsor
Onward Health, Inc
Industry
Eligibility
60 Years and older
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
San Leandro, California
Recruiting Not applicable Interventional Accepts healthy volunteers

Non-invasive Stimulation of the Glymphatic System for Slowing Cognitive Decline

NCT07044596
Conditions
Mild Traumatic Brain Injury, Post Concussion Syndrome
Interventions
Functional near-infrared spectroscopy (fNIRS), V1 stimulation electrodes, Magnetic Resonance Imaging (MRI), MAGNUS scanner
Device
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
20 Years to 85 Years
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Madison, Wisconsin
Conditions
MCI, Mild Cognitive Impairment, Mild Cognitive Impairment (MCI)
Interventions
Motivationally Enhanced Compensatory Cognitive Training for Mild Cognitive Impairment (ME-CCT-MCI), Brief Motivationally Enhanced Compensatory Cognitive Training for Mild Cognitive Impairment (bME-CCT-MCI)
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
65 Years to 84 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Gainesville, Florida
Conditions
Cognitive Decline
Interventions
Not listed
Lead sponsor
Lahey Clinic
Other
Eligibility
50 Years and older
Enrollment
170 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2017
U.S. locations
1
States / cities
Burlington, Massachusetts
Conditions
At Risk for AD-dementia, With Subjective Cognitive Decline
Interventions
HbAEx, HbExergame
Behavioral
Lead sponsor
University of Minnesota
Other
Eligibility
65 Years to 99 Years
Enrollment
97 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Minneapolis, Minnesota
Conditions
Hypertension, Cognitive Decline
Interventions
Stepped-care protocol adapted from the SPRINT intensive-treatment algorithm
Behavioral
Lead sponsor
Tulane University
Other
Eligibility
40 Years and older
Enrollment
1,306 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2026
U.S. locations
1
States / cities
New Orleans, Louisiana
Completed Not applicable Interventional Accepts healthy volunteers

Cognitive Multi-Tasking Training in Healthy Older Adults

NCT04195230
Conditions
Age-related Cognitive Decline
Interventions
Multi-tasking Training
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
60 Years to 75 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
New York, New York
Completed Not applicable Interventional Accepts healthy volunteers Results available

Aging and Cognitive Health Evaluation in Elders (ACHIEVE)

NCT03243422
Conditions
Aging, Cognitive Decline
Interventions
Successful aging health education intervention, Hearing intervention
Other
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
70 Years to 84 Years
Enrollment
977 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
4
States / cities
Hagerstown, Maryland • Minneapolis, Minnesota • Jackson, Mississippi + 1 more
Conditions
Aging, Age-related Cognitive Decline, Obesity
Interventions
Strawberry, Placebo
Dietary Supplement · Other
Lead sponsor
USDA Human Nutrition Research Center on Aging
Federal
Eligibility
55 Years to 75 Years
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Aging, Mild Cognitive Impairment, Dementia, Old Age; Dementia, Cognitive Decline
Interventions
My Healthy Brain Version 2
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
60 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts