Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 5, 2026, 2:28 AM EDT

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Showing 1–24 of 350 matching trials from the live ClinicalTrials.gov search.
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Conditions
Functional Aging, Subjective Cognitive Concerns, Compensation Strategies, Brain Health Activities
Interventions
Intervention
Behavioral
Lead sponsor
University of California, Davis
Other
Eligibility
65 Years and older
Enrollment
69 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Sacramento, California
Conditions
Alzheimer Disease, Mild Cognitive Impairment, Long-Term Care Planning
Interventions
PlanYourLifespan.org
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
55 Years and older
Enrollment
293 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Active, not recruiting Not applicable Interventional

Anticipating Decline and Providing Therapy

NCT06182995
Conditions
Cognitive Impairment, Dementia, Post ICU Syndrome, Critical Illness, Cognitive Impairment, Mild
Interventions
Usual Care post-Intensive Care Unit (ICU), Anticipating Decline and Providing Therapy (ADAPT)
Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
60 Years and older
Enrollment
109 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Conditions
Prediabetes, Healthy (Controls)
Interventions
Ketone Monoester (KE), Placebo
Dietary Supplement
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
60 Years to 75 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
2
States / cities
Birmingham, Alabama
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

LpD3.5 Intervention Study in Older Adults- LISA-I Trial

NCT07794956
Conditions
Mild Cognitive Impairment (MCI), Cognition, Brain Aging, Microbiome Dysbiosis, Leaky Gut Syndrome, Gut Inflammation, Inflammaging
Interventions
LpD3.5, Placebo
Dietary Supplement
Lead sponsor
University of South Florida
Other
Eligibility
60 Years and older
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Tampa, Florida
Completed Not applicable Interventional Accepts healthy volunteers Results available

Daily Stress and Vascular Function in Midlife as a Risk Factor for Cognitive Decline

NCT06466655
Conditions
Middle-aged Adults, Major Depressive Disorder
Interventions
MitoTempol, Lactated Ringer's (control)
Drug
Lead sponsor
University of Delaware
Other
Eligibility
40 Years to 55 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Newark, Delaware
Recruiting Not applicable Interventional Accepts healthy volunteers

Neuromodulation of Memory in Aging

NCT05460468
Conditions
Mild Cognitive Impairment, MCI
Interventions
Transcranial Magnetic Stimulation
Device
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 75 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Amnestic Mild Cognitive Impairment
Interventions
Combined Aerobic and Resistance Exercise, Stretching Exercises, Cognitive Training
Behavioral
Lead sponsor
Palo Alto Veterans Institute for Research
Other
Eligibility
50 Years to 90 Years
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Palo Alto, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

Cerebromicrovascular Effects of Time-Restricted Eating in Older Adults

NCT05488652
Conditions
Time Restricted Eating
Interventions
Time restricted eating
Behavioral
Lead sponsor
University of Oklahoma
Other
Eligibility
21 Years and older
Enrollment
11 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Conditions
Aging, Physical Functioning, Cognitive Functioning, Fitness
Interventions
Biomarker studies
Genetic
Lead sponsor
Duke University
Other
Eligibility
30 Years and older
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2018
U.S. locations
6
States / cities
Charlotte, North Carolina • Concord, North Carolina • Davidson, North Carolina + 2 more
Completed No phase listed Observational Accepts healthy volunteers

Atlas of Retinal Imaging in Alzheimer's Study

NCT03862222
Conditions
Alzheimer Disease, Mild Cognitive Impairment, Mild Dementia, Aging, Cognitive Change
Interventions
Retinal Imaging, Pupillometry, Contrast Sensitivity, Neuropsychological Evaluation, APOE genotyping, blood draw, Gait Assessment, Actigraphy
Other · Diagnostic Test · Genetic
Lead sponsor
University of Rhode Island
Other
Eligibility
55 Years to 80 Years
Enrollment
165 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2025
U.S. locations
4
States / cities
Clearwater, Florida • St. Petersburg, Florida • Kingston, Rhode Island + 1 more
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Brain Health Virtual Reality Study

NCT06124339
Conditions
Aging, Aging Problems, Memory Loss, Memory Impairment, Memory Disorders in Old Age, Memory Disorder, Spatial, Memory Disorders, Mild Cognitive Impairment, Cognitive Decline, Cognitive Change, Cognition Disorders in Old Age
Interventions
Physical Activity, Cognitive Activity (VR), Physical and Cognitive Activity
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
50 Years to 85 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2029
U.S. locations
1
States / cities
San Diego, California
Recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Miricell Supplementation on Biomarkers of Healthy Aging and Autophagy

NCT07675200
Conditions
Autophagy, Healthy Aging
Interventions
Spermidine, Placebo
Dietary Supplement
Lead sponsor
Nutraland USA, Inc.
Industry
Eligibility
40 Years to 70 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Canfield, Ohio
Not listed Phase 1Phase 2 Interventional Accepts healthy volunteers

Behavioral and Physiological Effects of Visual Training

NCT00526942
Conditions
Healthy
Interventions
SAAGE-designed, visual memory-based cognitive training
Behavioral
Lead sponsor
Posit Science Corporation
Industry
Eligibility
60 Years and older
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
San Francisco Bay Area, California
Not listed Not applicable Interventional Accepts healthy volunteers

The Interactive Physical and Cognitive Exercise System

NCT03069391
Conditions
Alzheimer Disease, Early Onset, MCI, Aging, Mild Cognitive Impairment, Neurocognitive Disorder, Cognitive Impairment, Cognitive Change
Interventions
physical exercise alone (PES) first, cognitive exercise alone (iCE) first, interactive Physical and Cognitive Exercise (iPACES™)
Behavioral · Device
Lead sponsor
Union College, New York
Other
Eligibility
50 Years and older
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
Schenectady, New York
Completed Phase 1 Interventional Accepts healthy volunteers

The Nicotinic Cholinergic System and Cognitive Aging

NCT03408574
Conditions
Healthy Aging
Interventions
Nicotine patch, oral mecamylamine, placebo
Drug
Lead sponsor
University of Vermont
Other
Eligibility
18 Years to 75 Years
Enrollment
104 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
1
States / cities
Burlington, Vermont
Conditions
Dementia, Parkinsonism, Mild Cognitive Impairment, REM Sleep Behavior Disorder
Interventions
I-123 Ioflupane solution injection prior to SPECT scan (DaTscan), Single photon emission computed tomography (SPECT) scan
Drug · Device
Lead sponsor
Mayo Clinic
Other
Eligibility
40 Years to 90 Years
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2026
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Obesity
Interventions
Vibegron, Placebo
Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
45 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Conditions
Alzheimer Disease, Dementia
Interventions
Brain Safe App, Attention Control App
Other
Lead sponsor
Indiana University
Other
Eligibility
60 Years and older
Enrollment
706 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
2
States / cities
Indianapolis, Indiana
Not listed No phase listed Observational Accepts healthy volunteers

PET Changes in Alzheimer's Disease (AD)

NCT00094913
Conditions
Alzheimer Disease
Interventions
Not listed
Lead sponsor
National Institute on Aging (NIA)
NIH
Eligibility
20 Years to 90 Years
Enrollment
105 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2005
U.S. locations
1
States / cities
New York, New York
Not listed No phase listed Observational Accepts healthy volunteers

Cognitive, Behavioral and Aging Effects of Pain Medication in Alcohol Users

NCT02945293
Conditions
Mild to Heavy Alcohol Consumption
Interventions
Oxycodone
Other
Lead sponsor
University of Washington
Other
Eligibility
35 Years and older
Enrollment
128 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2021
U.S. locations
1
States / cities
Seattle, Washington
Completed Early Phase 1 Interventional Accepts healthy volunteers

Blood Brain Flow and Exercise

NCT02653638
Conditions
Cerebrovascular Circulation
Interventions
Control, Indomethacin
Other · Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 75 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Madison, Wisconsin
Recruiting Not applicable Interventional Accepts healthy volunteers

Cognition, Flavonoids, Exercise, Gut Microbiome

NCT06495190
Conditions
Cognitive Decline, Mild
Interventions
Blueberry, Walking, Placebo, Stretching
Dietary Supplement · Behavioral
Lead sponsor
Appalachian State University
Other
Eligibility
65 Years to 85 Years
Enrollment
240 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Kannapolis, North Carolina
Conditions
Mild Cognitive Impairment
Interventions
Tesamorelin
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
40 Years and older
Enrollment
73 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
4
States / cities
Los Angeles, California • Palm Springs, California • San Diego, California + 1 more