Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Jul 23, 2026, 3:32 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Completed No phase listed Observational Accepts healthy volunteers

A Study of Brain Aging in Vietnam War Veterans

NCT01687153
Conditions
Traumatic Brain Injury, Post Traumatic Stress Disorder, Alzheimer's Disease, Mild Cognitive Impairment
Interventions
Not listed
Lead sponsor
University of Southern California
Other
Eligibility
50 Years to 90 Years
Enrollment
289 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2021
U.S. locations
19
States / cities
Sun City, Arizona • Irvine, California • La Jolla, California + 14 more
Conditions
Alzheimer's Disease, Aging
Interventions
Memory and Organizational Aid, Standard Informed Consent Process
Device · Behavioral
Lead sponsor
National Institute on Aging (NIA)
NIH
Eligibility
Not listed
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Relational Research Recruitment and Engagement Intervention for Cognitive Aging Research

NCT05444244
Conditions
Dementia, Cognitive Dysfunction, Alzheimer Disease, Lewy Body Disease, Frontotemporal Dementia
Interventions
Relational Research Recruitment and Engagement Intervention
Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
182 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Madison, Wisconsin
Conditions
Aging
Interventions
Real tDCS, Sham tDCS
Other
Lead sponsor
Hebrew SeniorLife
Other
Eligibility
65 Years and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Roslindale, Massachusetts
Conditions
Emergency Psychiatric, Cognition Disorder, Movement Disorders, Antipsychotics and Neuroleptics Toxicity, Dementia With Lewy Bodies, Alteration in Mental Status, Behavior, Aging
Interventions
Not listed
Lead sponsor
Ohio State University
Other
Eligibility
54 Years and older
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Columbus, Ohio
Recruiting Not applicable Interventional Accepts healthy volunteers

Fatty Acid Modulation of Brain Function in Older Adults

NCT06192407
Conditions
Aging
Interventions
High Oleic Acid Diet, High Palmitic Acid Diet
Dietary Supplement
Lead sponsor
University of Vermont
Other
Eligibility
65 Years to 75 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
1
States / cities
Burlington, Vermont
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Imaging Inflammation in Alzheimer's Disease

NCT02831283
Conditions
Alzheimer's Disease
Interventions
11C-PBR28, 18F-Florbetaben, Lumbar puncture (optional)
Drug · Procedure
Lead sponsor
Patrick Lao
Other
Eligibility
60 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
1
States / cities
New York, New York
Conditions
Exercise Training, Aging
Interventions
Episodic Future Thinking, Episodic Recent Thinking, Positive Affective Imagery, Neutral Affective Imagery, HIIT Exercise Intervention
Behavioral
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
45 Years to 65 Years
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Kansas City, Kansas
Recruiting No phase listed Observational Accepts healthy volunteers

Tau PET in Imaging and Cognition: Healthy Adults From 55-90

NCT03372317
Conditions
Mild Cognitive Impairment, Aging
Interventions
18F-MK-6240
Drug
Lead sponsor
Yaakov Stern
Other
Eligibility
55 Years to 90 Years
Enrollment
105 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2027
U.S. locations
1
States / cities
New York, New York
Completed Not applicable Interventional Results available

Promoting Adaptive Neuroplasticity in Mild Cognitive Impairment

NCT02155946
Conditions
Mild Cognitive Impairment, Alzheimer's Disease
Interventions
Transcranial direct current stimulation (tDCS) Soterix Medical Inc. tDCS unit
Device
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
50 Years to 88 Years
Enrollment
107 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2021
U.S. locations
1
States / cities
Ann Arbor, Michigan
Completed No phase listed Observational Accepts healthy volunteers

Mental Ability Challenge Study in Adults With and Without HIV

NCT03244488
Conditions
HIV-1-infection, Aging, Premature, Cognitive Impairment, Memory Impairment, HIV-Associated Cognitive Motor Complex
Interventions
Scopolamine Injectable Product, Mecamylamine Pill
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
35 Years and older
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
Nashville, Tennessee
Completed No phase listed Observational Accepts healthy volunteers

CNS Tau Kinetics in Healthy Aging and Alzheimer's Disease

NCT03938870
Conditions
Alzheimer's Disease, Brain Diseases, Central Nervous System Diseases, Delirium, Dementia, Amnestic, Cognitive Disorders, Dementia, Mental Disorders, Nervous System Diseases, Neurodegenerative Diseases, Tauopathies
Interventions
L-Leucine 13C6
Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
96 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2023
U.S. locations
1
States / cities
St Louis, Missouri
Enrolling by invitation Phase 1 Interventional Accepts healthy volunteers

tFUS for Memory in mNCD and Healthy Adults

NCT06718140
Conditions
Mild Neurocognitive Disorder, Healthy Aging
Interventions
Transcranial Focused Ultrasound
Device
Lead sponsor
Medical University of South Carolina
Other
Eligibility
50 Years to 85 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Charleston, South Carolina
Conditions
Healthy Aging, Brain Health, Cardiometabolic Health, Normal Aging, Cognitive Decline Prevention in Robust Older Adults
Interventions
Lean Beef, Non-Beef Control
Other
Lead sponsor
South Dakota State University
Other
Eligibility
65 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Brookings, South Dakota
Conditions
Healthy Aging
Interventions
MM+HighC
Behavioral
Lead sponsor
The University of Texas at Dallas
Other
Eligibility
65 Years to 85 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Dallas, Texas
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Independent Walking for Brain Health

NCT03058146
Conditions
Physical Activity, Aging
Interventions
Mobile Health Walking Condition, Healthy Aging Education Condition
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
65 Years to 80 Years
Enrollment
53 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
La Jolla, California
Completed No phase listed Observational Accepts healthy volunteers

Brain Vascular Disease in Aging and Dementia

NCT03075007
Conditions
Alzheimer Disease, White Matter Hyperintensities, Dementia, Aging
Interventions
Florbetaben F18, Transcranial Doppler
Radiation · Procedure
Lead sponsor
Columbia University
Other
Eligibility
60 Years and older
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
New York, New York
Conditions
Down Syndrome, Down Syndrome, Partial Trisomy 21, Alzheimer Disease
Interventions
[18F]-FEOBV Radiotracer
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 55 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2027
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Alzheimer's Disease, Dementia, Memory Impairment, Cognitive Impairment
Interventions
RDAD
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
65 Years and older
Enrollment
510 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Alzheimer's Disease, Late Onset
Interventions
Cycling exercise, Range of motion/stretching exercise
Behavioral
Lead sponsor
University of Minnesota
Other
Eligibility
66 Years and older
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2021
U.S. locations
1
States / cities
Minneapolis, Minnesota
Recruiting No phase listed Observational Accepts healthy volunteers

Influence of Brain Oscillation-Dependent TMS on Motor Function

NCT03288220
Conditions
Healthy, Stroke, Normal Physiology, Aging
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years to 120 Years
Enrollment
114 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2029
U.S. locations
1
States / cities
Bethesda, Maryland
Completed Not applicable Interventional Accepts healthy volunteers

The Effect of Dietary Strawberry Supplementation on Older Adults

NCT02051140
Conditions
Aging, Age-related Memory Disorders
Interventions
Freeze-dried Strawberry, Strawberry Placebo
Dietary Supplement
Lead sponsor
USDA Human Nutrition Research Center on Aging
Federal
Eligibility
60 Years to 75 Years
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Dementia
Interventions
PLAN - Home
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
65 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Effect of Age-related Changes in the Brain on Walking Ability
Interventions
Not listed
Lead sponsor
University of Florida
Other
Eligibility
20 Years to 110 Years
Enrollment
279 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2025
U.S. locations
1
States / cities
Gainesville, Florida