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ClinicalTrials.gov public records Last synced Oct 19, 2026, 2:27 AM EDT

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Showing 25–48 of 3,429 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Cognitive Function Clear all
Enrolling by invitation Not applicable Interventional

Cognitive Rehabilitation Therapy for COVID-19

NCT06086379
View directory record Official record
Conditions
Post-Acute COVID-19 Syndrome
Interventions
Compensatory Cognitive Training for COVID-19, Holistic Cognitive Education
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jul 15, 2026 · Synced Oct 19, 2026, 2:27 AM EDT
Recruiting Early Phase 1 Interventional

Thiamine Intervention and Coronary Artery Bypass Grafting

NCT06326996
View directory record Official record
Conditions
Coronary Heart Disease, Coronary Artery Bypass Grafting
Interventions
Thiamine, Placebo
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
60 Years to 80 Years
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 3, 2026 · Synced Oct 19, 2026, 2:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Auditory Temporal Processes in Aging

NCT03468660
View directory record Official record
Conditions
Auditory Perceptual Disorders, Aging Problems
Interventions
Auditory training with feedback, Listening paradigm with no feedback
Behavioral
Lead sponsor
University of Maryland, College Park
Other
Eligibility
18 Years to 85 Years
Enrollment
82 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
College Park, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 14, 2022 · Synced Oct 19, 2026, 2:27 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

F 18 T807 PET (Positron Emission Tomograph )Scan for HIV Infected & Uninfected

NCT03279523
View directory record Official record
Conditions
Alzheimer Disease, HIV
Interventions
F 18 T807
Drug
Lead sponsor
Tammie L. S. Benzinger, MD, PhD
Other
Eligibility
40 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Sep 22, 2020 · Synced Oct 19, 2026, 2:27 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Blood Brain Flow and Exercise

NCT02653638
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Dec 18, 2019 · Synced Oct 19, 2026, 2:27 AM EDT
Completed Not applicable Interventional

Is Cognitive Training an Option?

NCT05352568
View directory record Official record
Conditions
Schizophrenia, Schizoaffective, Cognition
Interventions
Cognitive Training
Behavioral
Lead sponsor
Alliant International University
Other
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 22, 2023 · Synced Oct 19, 2026, 2:27 AM EDT
Recruiting Not applicable Interventional

Online Social Learning Program for Parents With Irritable Bowel Syndrome: Raising Resilient Children

NCT05730491
View directory record Official record
Conditions
Irritable Bowel Syndrome, Abdominal Pain
Interventions
Social Learning and Cognitive Behavioral Therapy (SLCBT), Attention Education Control
Behavioral
Lead sponsor
Seattle Children's Hospital
Other
Eligibility
18 Years and older
Enrollment
460 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Feb 17, 2026 · Synced Oct 19, 2026, 2:27 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Validity of the Electronic Self-Administered Gerocognitive Examination (eSAGE)

NCT02544074
View directory record Official record
Conditions
Mild Cognitive Impairment, Dementia
Interventions
neuropsychological testing, eSAGE testing
Behavioral
Lead sponsor
Ohio State University
Other
Eligibility
50 Years and older
Enrollment
69 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2024
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 25, 2025 · Synced Oct 19, 2026, 2:27 AM EDT
Completed Phase 2 Interventional Results available

Effect of PBT2 in Patients With Early to Mid Stage Huntington Disease

NCT01590888
View directory record Official record
Conditions
Huntington Disease
Interventions
PBT2, Placebo
Drug
Lead sponsor
Prana Biotechnology Limited
Industry
Eligibility
25 Years and older
Enrollment
109 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
14
States / cities
San Diego, California • Englewood, Colorado • Farmington, Connecticut + 10 more
Source: ClinicalTrials.gov public record
Updated Jul 18, 2016 · Synced Oct 19, 2026, 2:27 AM EDT
Completed Phase 2 Interventional

SB-773812 Administered In Adults With Schizophrenia

NCT00259870
View directory record Official record
Conditions
Schizophrenia
Interventions
SB-773812, Olanzapine
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 65 Years
Enrollment
338 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
18
States / cities
Birmingham, Alabama • Cerritos, California • Garden Grove, California + 15 more
Source: ClinicalTrials.gov public record
Updated Mar 23, 2017 · Synced Oct 19, 2026, 2:27 AM EDT
Completed Phase 2 Interventional

Cognitive Therapy for Negative Symptoms and Functioning

NCT00350883
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
Cognitive Therapy, Treatment as Usual
Behavioral · Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 65 Years
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2011
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 3, 2012 · Synced Oct 19, 2026, 2:27 AM EDT
Completed Not applicable Interventional

Open-Label Study of Omega 3 Oil Supplementation for Aging-Related Cognitive Decline

NCT04484454
View directory record Official record
Conditions
Cognitive Decline
Interventions
ProdromeNeuro Omega 3 Oil Nutritional Supplement
Dietary Supplement
Lead sponsor
Neurological Associates of West Los Angeles
Other
Eligibility
35 Years to 65 Years · Male only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Santa Monica, California
Source: ClinicalTrials.gov public record
Updated Jun 7, 2021 · Synced Oct 19, 2026, 2:27 AM EDT
Withdrawn Not applicable Interventional

Health-eBrain Study

NCT02903862
View directory record Official record
Conditions
Depression and Burden in Caregivers
Interventions
Mindoula, DANA
Behavioral · Device
Lead sponsor
AnthroTronix, Inc.
Industry
Eligibility
45 Years to 75 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Silver Spring, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 3, 2018 · Synced Oct 19, 2026, 2:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Sex-Divergent Effects of Magnesium L-Threonate Supplementation on Sleep Quality, Cognitive Performance, and Neuromuscular Function in Healthy Adults

NCT07706283
View directory record Official record
Conditions
Healthy Adults; Cognitive Performance; Sleep Quality; Neuromuscular Function
Interventions
Magnesium L-threonate, Placebo
Dietary Supplement
Lead sponsor
Barry University
Other
Eligibility
18 Years to 45 Years
Enrollment
81 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Miami Shores, Florida
Source: ClinicalTrials.gov public record
Updated Jul 15, 2026 · Synced Oct 19, 2026, 2:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Neuroimaging Study of Exercise and Memory Function

NCT02057354
View directory record Official record
Conditions
Aging
Interventions
Aerobic Exercise, Non-Aerobic Exercise
Behavioral
Lead sponsor
Boston University
Other
Eligibility
18 Years to 85 Years
Enrollment
190 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 25, 2018 · Synced Oct 19, 2026, 2:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Optimizing Cognition Via Exercise and Nutrition

NCT05472831
View directory record Official record
Conditions
Cognitive Function 1, Social
Interventions
BAILAMOS dance program plus MIND diet, BAILAMOS dance program plus Health Education
Behavioral
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
50 Years and older
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Urbana, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 19, 2025 · Synced Oct 19, 2026, 2:27 AM EDT
Terminated Phase 1 Interventional

Ph I Study of Lithium During Whole Brain Radiotherapy For Patients With Brain Metastases

NCT00469937
View directory record Official record
Conditions
Brain and Central Nervous System Tumors, Cognitive/Functional Effects, Neurotoxicity, Solid Tumor
Interventions
lithium carbonate, cognitive assessment, quality-of-life assessment, radiation therapy
Drug · Procedure · Radiation
Lead sponsor
Vanderbilt-Ingram Cancer Center
Other
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
3
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Feb 28, 2012 · Synced Oct 19, 2026, 2:27 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Child to Adult Neurodevelopment in Gene Expanded Huntington's Disease

NCT01860339
View directory record Official record
Conditions
Huntington's Disease
Interventions
Not listed
Lead sponsor
Peggy C Nopoulos
Other
Eligibility
6 Years to 30 Years
Enrollment
488 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2026
U.S. locations
6
States / cities
Sacramento, California • Iowa City, Iowa • New York, New York + 3 more
Source: ClinicalTrials.gov public record
Updated Apr 30, 2026 · Synced Oct 19, 2026, 2:27 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Efficacy of 1072nm Infrared Stimulation on Executive Functioning in Dementia

NCT01059877
View directory record Official record
Conditions
Dementia
Interventions
1072nm infrared Photobiomodulation, Photobiomodulation SIMULATED
Device
Lead sponsor
Quietmind Foundation
Other
Eligibility
50 Years to 85 Years
Enrollment
11 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Plymouth Meeting, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 27, 2018 · Synced Oct 19, 2026, 2:27 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Contributions of mTBI to Neurodegeneration Due to Chronic Traumatic Encephalopathy (CTE) and Alzheimer's Disease (AD)

NCT04124029
View directory record Official record
Conditions
Mild Traumatic Brain Injury, Moderate Traumatic Brain Injury, Mild Cognitive Impairment
Interventions
No Intervention is used for this study but all subjects will be asked to complete electroencephalogram (EEG) testing and an MRI scan., No intervention is used for this study but all subjects will be asked to complete a venous blood draw procedure and a lumbar puncture procedure.
Device · Procedure
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
30 Years to 90 Years
Enrollment
800 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 1, 2026 · Synced Oct 19, 2026, 2:27 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Tau Imaging With JNJ067

NCT03926702
View directory record Official record
Conditions
Alzheimer Disease, Mild Cognitive Impairment, Progressive Supranuclear Palsy
Interventions
Radiopharmaceuticals
Drug
Lead sponsor
University of California, Berkeley
Other
Eligibility
50 Years and older
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Berkeley, California
Source: ClinicalTrials.gov public record
Updated Aug 31, 2022 · Synced Oct 19, 2026, 2:27 AM EDT
Completed Not applicable Interventional

Social Cognition and Interaction Training for Autism

NCT02382172
View directory record Official record
Conditions
Autism, Social Behavior
Interventions
Social Cognition and Interaction Training for Autism (SCIT-A), Treatment as Usual (TAU)
Behavioral · Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
10 Years to 69 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Carrboro, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 25, 2017 · Synced Oct 19, 2026, 2:27 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Polyphenols and Cognitive Decline

NCT06507254
View directory record Official record
Conditions
Cognitive Decline, Cognitive Dysfunction
Interventions
Polyphenol Supplement, Placebo Supplement
Dietary Supplement
Lead sponsor
University of California, Los Angeles
Other
Eligibility
50 Years and older
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 11, 2026 · Synced Oct 19, 2026, 2:27 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Training to Enhance Cognition in Older Adults

NCT03900702
View directory record Official record
Conditions
Cognitive Enhancement, Aging
Interventions
Gaze-driven training games
Behavioral
Lead sponsor
Jeanne Townsend, PhD
Other
Eligibility
60 Years to 80 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Apr 3, 2019 · Synced Oct 19, 2026, 2:27 AM EDT