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ClinicalTrials.gov public records Last synced Oct 19, 2026, 5:40 AM EDT

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Showing 145–168 of 3,429 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Cognitive Function Clear all
Completed Not applicable Interventional Results available

Aerobic Exercise in Parkinson's Disease

NCT03808675
View directory record Official record
Conditions
Parkinson's Disease
Interventions
Aerobic walking, Usual care with PD specific health education
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
40 Years and older
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
2
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Mar 12, 2026 · Synced Oct 19, 2026, 5:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Cognitive Engagement and Aging Mind

NCT05924490
View directory record Official record
Conditions
Age-related Cognitive Decline
Interventions
Real-time strategy-based videogame training, Semantic Knowledge training
Behavioral
Lead sponsor
The University of Texas at Dallas
Other
Eligibility
50 Years and older
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2018
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jun 29, 2023 · Synced Oct 19, 2026, 5:40 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Breast Cancer Survivorship & Work-Related Cognitive Limitation

NCT02303145
View directory record Official record
Conditions
Breast Cancer
Interventions
Not listed
Lead sponsor
Tara Emrani
Other
Eligibility
18 Years to 69 Years · Female only
Enrollment
187 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated May 1, 2015 · Synced Oct 19, 2026, 5:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Brain Cooling Biomarkers

NCT06542419
View directory record Official record
Conditions
Mental Health, Neurological Health
Interventions
Brain Cooling
Device
Lead sponsor
Penn State University
Other
Eligibility
18 Years to 24 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 1, 2025 · Synced Oct 19, 2026, 5:40 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Safety and Efficacy of GTS21 in Adults With Attention-deficit Hyperactivity Disorder

NCT00419445
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
GTS21/Placebo
Drug
Lead sponsor
CoMentis
Industry
Eligibility
18 Years to 55 Years
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
2
States / cities
Washington D.C., District of Columbia • Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 10, 2010 · Synced Oct 19, 2026, 5:40 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Longitudinal Cognitive Assessment by BoCA

NCT04114994
View directory record Official record
Conditions
Alzheimer Disease, Mild Cognitive Impairment, Vascular Dementia, Frontotemporal Dementia, Parkinson Disease, Multiple Sclerosis, TBI
Interventions
Boston Cognitive Assessment (BoCA)
Diagnostic Test
Lead sponsor
Alzheimer's Light LLC
Industry
Eligibility
50 Years and older
Enrollment
10,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2029
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Aug 1, 2024 · Synced Oct 19, 2026, 5:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Neurotrophic Indicators of Cognition, Executive Skills, Plasticity, and Adverse Childhood Experiences Study

NCT04076722
View directory record Official record
Conditions
Weight Loss, Wait-List Control
Interventions
Stress reactivity stimuli
Behavioral
Lead sponsor
Oklahoma State University
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Stillwater, Oklahoma
Source: ClinicalTrials.gov public record
Updated Mar 19, 2021 · Synced Oct 19, 2026, 5:40 AM EDT
Completed Not applicable Interventional Results available

Mild Cognitive Impairment and Obstructive Sleep Apnea

NCT01482351
View directory record Official record
Conditions
Obstructive Sleep Apnea, Mild Cognitive Impairment
Interventions
CPAP adherence intervention, Attention control intervention
Behavioral
Lead sponsor
George Mason University
Other
Eligibility
55 Years to 89 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
3
States / cities
Abington, Pennsylvania • Philadelphia, Pennsylvania • Fairfax, Virginia
Source: ClinicalTrials.gov public record
Updated Mar 6, 2019 · Synced Oct 19, 2026, 5:40 AM EDT
Active, not recruiting Phase 1 Interventional Accepts healthy volunteers

Ethanol and Cannabinoid Effects on Simulated Driving and Related Cognition: Substudy III

NCT02710331
View directory record Official record
Conditions
Cannabis, Alcohol Effect, Driving Under the Influence of Alcohol and Other Drugs
Interventions
Active Dronabinol, Placebo, Active Ethanol
Drug
Lead sponsor
Yale University
Other
Eligibility
21 Years to 55 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2026
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Apr 27, 2026 · Synced Oct 19, 2026, 5:40 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Reducing Hippocampal Hyperactivity and Improving Cognition in Schizophrenia

NCT03034356
View directory record Official record
Conditions
Schizophrenia
Interventions
Levetiracetam, Placebo
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 65 Years
Enrollment
67 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2024
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Aug 11, 2026 · Synced Oct 19, 2026, 5:40 AM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Alzheimer's Plasma Extension

NCT06416072
View directory record Official record
Conditions
Preclinical Alzheimer's Disease, Alzheimer's Disease (AD)
Interventions
NAV4694
Radiation
Lead sponsor
University of Southern California
Other
Eligibility
55 Years to 80 Years
Enrollment
3,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
56
States / cities
Birmingham, Alabama • Phoenix, Arizona • Sun City, Arizona + 48 more
Source: ClinicalTrials.gov public record
Updated Aug 18, 2026 · Synced Oct 19, 2026, 5:40 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Mindfulness for Cognition in Early-stage Alzheimer's Disease

NCT06792877
View directory record Official record
Conditions
Mild Cognitive Impairment (MCI), Mild Cognitive Impairment (MCI) Due to Alzheimer's Disease, TBI (Traumatic Brain Injury), Aging, Healthy Elderly, Alzheimer&Amp;Amp;#39;s Dementia (AD)
Interventions
Mindfulness Intervention, Waitlist then mindfulness
Behavioral
Lead sponsor
VA Boston Healthcare System
Federal
Eligibility
50 Years to 100 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 27, 2025 · Synced Oct 19, 2026, 5:40 AM EDT
Completed Not applicable Interventional Results available

LifeBio Memory Digital Reminiscence Platform

NCT04769466
View directory record Official record
Conditions
Dementia, Cognitive Impairment
Interventions
LifeBio Memory
Other
Lead sponsor
Benjamin Rose Institute on Aging
Other
Eligibility
18 Years to 112 Years
Enrollment
234 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 24, 2025 · Synced Oct 19, 2026, 5:40 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Novel Time-efficient Inspiratory Muscle Strength Training for Lowering Systolic Blood Pressure

NCT04848675
View directory record Official record
Conditions
Blood Pressure, Endothelial Dysfunction, Hypertension
Interventions
Inspiratory muscle strength training, Brisk walking
Other
Lead sponsor
University of Colorado, Boulder
Other
Eligibility
50 Years and older
Enrollment
102 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Boulder, Colorado
Source: ClinicalTrials.gov public record
Updated Nov 2, 2023 · Synced Oct 19, 2026, 5:40 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

MRI Biomarkers and Exercise

NCT02729428
View directory record Official record
Conditions
Cerebrovascular Circulation
Interventions
MRI
Device
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 75 Years
Enrollment
71 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Dec 9, 2019 · Synced Oct 19, 2026, 5:40 AM EDT
Completed No phase listed Observational

Observational Study to Evaluate Neurodevelopmental Status in Pediatric Patients With Hunter Syndrome (MPS II)

NCT01822184
View directory record Official record
Conditions
Mucopolysaccharidosis (MPS), Hunter Syndrome
Interventions
Not listed
Lead sponsor
Shire
Industry
Eligibility
2 Years to 18 Years · Male only
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
3
States / cities
Oakland, California • Chicago, Illinois • Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 17, 2021 · Synced Oct 19, 2026, 5:40 AM EDT
Completed Early Phase 1 Interventional

Study of Neuroimaging Biomarkers of Social Cognition Deficits in Adolescents (Age 13-17) With Autism Spectrum Disorder and Effects of Gabapentin

NCT03589898
View directory record Official record
Conditions
Autism Spectrum Disorder
Interventions
Gabapentin
Drug
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
13 Years to 17 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 2, 2022 · Synced Oct 19, 2026, 5:40 AM EDT
Terminated Phase 4 Interventional

Efficacy of Galantamine to Treat Schizophrenia

NCT00232349
View directory record Official record
Conditions
Schizophrenia, Psychotic Disorder
Interventions
galantamine
Drug
Lead sponsor
Seattle Institute for Biomedical and Clinical Research
Other
Eligibility
18 Years to 60 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Tacoma, Washington
Source: ClinicalTrials.gov public record
Updated Jul 31, 2008 · Synced Oct 19, 2026, 5:40 AM EDT
Completed Not applicable Interventional

Combined Transcranial Magnetic Stimulation and Cognitive Treatment in Blast Traumatic Brain Injury

NCT01596569
View directory record Official record
Conditions
Traumatic Brain Injury, Cognitive Dysfunction, Blast Injury
Interventions
Repetitive Transcranial Magnetic Stimulation (rTMS), Cognitive Intervention
Device · Behavioral
Lead sponsor
Boston Medical Center
Other
Eligibility
21 Years to 50 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 18, 2018 · Synced Oct 19, 2026, 5:40 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Application of Transcranial Alternating Current Stimulation for Modulation of Sleep and Cognitive Performance

NCT03112902
View directory record Official record
Conditions
Mild Cognitive Impairment
Interventions
Application of Transcranial Alternating Current Stimulation for Modulation of Sleep and Cognitive Performance
Device
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 80 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Dec 17, 2021 · Synced Oct 19, 2026, 5:40 AM EDT
Completed Not applicable Interventional

Improving Cognition Via Exercise in Schizophrenia

NCT03270098
View directory record Official record
Conditions
Schizophrenia and Related Disorders
Interventions
Aerobic Exercise, Stretching and Toning Exercise
Behavioral
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years to 55 Years
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
4
States / cities
Stanford, California • Augusta, Georgia • New York, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 14, 2023 · Synced Oct 19, 2026, 5:40 AM EDT
Active, not recruiting Phase 2 Interventional

The Role of Large Artery Plaque Imaging Features in Predicting Inflammation and Cognition

NCT03068442
View directory record Official record
Conditions
Cognitive Impairment, Carotid Artery Plaque, Inflammation
Interventions
Imaging with flutemetamol F 18 PET/CT
Drug
Lead sponsor
Scott Mcnally
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2030
U.S. locations
2
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated May 13, 2026 · Synced Oct 19, 2026, 5:40 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Neighborhood-based Physical and Social Activity for Older Black Caregivers and People Living With Dementia

NCT05658328
View directory record Official record
Conditions
Caregiver Burden, Depression, Cognitive Impairment
Interventions
SHARP - Physical and social activity
Behavioral
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Oct 24, 2025 · Synced Oct 19, 2026, 5:40 AM EDT
Not listed Not applicable Interventional

Portable Mixed Reality-based Platform for Assessment of Progress in Multisensory Rehabilitation Strategies Post-TBI

NCT06314464
View directory record Official record
Conditions
Brain Concussion, Vestibular Disorder, Cognition Disorder, Mild Traumatic Brain Injury
Interventions
Praxis, Supervised cardiovascular exercise
Device · Behavioral
Lead sponsor
BlueHalo
Industry
Eligibility
18 Years to 50 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Fort Sam Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 18, 2024 · Synced Oct 19, 2026, 5:40 AM EDT