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ClinicalTrials.gov public records Last synced Oct 30, 2026, 6:57 PM EDT

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Showing 985–1008 of 1,884 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Impaired Cognition Clear all
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effects of Strengthening Exercise on the Brain for Early Dementia and Normative Older Adults

NCT01264614
View directory record Official record
Conditions
Cognitive Decline, Dementia, Alzheimer's Disease, Mild Cognitive Impairment
Interventions
Strengthening exercise
Behavioral
Lead sponsor
Union College, New York
Other
Eligibility
55 Years and older
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Albany, New York
Source: ClinicalTrials.gov public record
Updated Mar 11, 2015 · Synced Oct 30, 2026, 6:57 PM EDT
Not yet recruiting Phase 2 Interventional

Effects of Tadalafil on Cognition and Cerebral Hemodynamics in Elderly Patients With Mild Cognitive Impairment

NCT07882901
View directory record Official record
Conditions
Mild Cognitive Impairment (MCI)
Interventions
Tadalafil 5 mg
Drug
Lead sponsor
Los Angeles Brain Science Project
Other
Eligibility
60 Years to 90 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Santa Monica, California
Source: ClinicalTrials.gov public record
Updated Oct 20, 2026 · Synced Oct 30, 2026, 6:57 PM EDT
Recruiting Not applicable Interventional

HOBSCOTCH-MS-Efficacy Trial

NCT06951919
View directory record Official record
Conditions
Multiple Sclerosis, Cognitive Dysfunction, Memory Disorders, Memory Impairment, Memory Dysfunction
Interventions
Home Based Self- management and Cognitive Training Changes lives in Multiple Sclerosis (HOBSCOTCH-MS)
Behavioral
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
20 Years to 75 Years
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Oct 29, 2025 · Synced Oct 30, 2026, 6:57 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Brain and Cognitive Changes After Reasoning Training in Individuals With Mild Cognitive Impairment

NCT02596906
View directory record Official record
Conditions
Mild Cognitive Impairment
Interventions
tDCS, Sham tDCS
Device
Lead sponsor
The University of Texas at Dallas
Other
Eligibility
50 Years to 80 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Oct 30, 2023 · Synced Oct 30, 2026, 6:57 PM EDT
Completed Phase 2Phase 3 Interventional

Risk Reduction for Alzheimer's Disease

NCT02913664
View directory record Official record
Conditions
Cognitively Normal Older Adults, Hypertension, Subjective Cognitive Decline, Family History of Alzheimer's Disease
Interventions
Angiotensin II receptor blocker (ARB, losartan) and calcium channel blocker (CCB, amlodipine), Aerobic Exercise Training, Usual Care, Stretching Exercise
Drug · Behavioral · Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
60 Years to 85 Years
Enrollment
513 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
4
States / cities
Kansas City, Kansas • Baton Rouge, Louisiana • St Louis, Missouri + 1 more
Source: ClinicalTrials.gov public record
Updated Feb 15, 2022 · Synced Oct 30, 2026, 6:57 PM EDT
Completed Not applicable Interventional

The Combined Aerobic Exercise and Cognitive Training (ACT) Trial: The ACT Trial

NCT03313895
View directory record Official record
Conditions
Mild Cognitive Impairment
Interventions
Aerobic & Cognitive Training (ACT), Cycling Only, Cognitive Training Only, Stretching and Mental Stimulating Activities
Behavioral
Lead sponsor
Arizona State University
Other
Eligibility
65 Years and older
Enrollment
146 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
4
States / cities
Phoenix, Arizona • Stanford, California • Minneapolis, Minnesota + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 25, 2025 · Synced Oct 30, 2026, 6:57 PM EDT
Completed Not applicable Interventional

A Physical Activity Intervention to Promote Cognitive Health, Cardiovascular Health and Sleep in Older Latinos

NCT05030948
View directory record Official record
Conditions
Mild Cognitive Impairment
Interventions
Tiempo Juntos Intervention
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
55 Years and older
Enrollment
234 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 1, 2026 · Synced Oct 30, 2026, 6:57 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Rhythmic Light Therapy for Alzheimer's Disease Patients

NCT05015478
View directory record Official record
Conditions
Mild Cognitive Impairment
Interventions
Tailored Rhythmic Lighting Intervention, Placebo Rhythmic Lighting Intervention
Device
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
55 Years and older
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
2
States / cities
Menands, New York • New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 23, 2026 · Synced Oct 30, 2026, 6:57 PM EDT
Completed Not applicable Interventional

Think FAST Research Study

NCT04938778
View directory record Official record
Conditions
Age-related Cognitive Decline
Interventions
PNF
Other
Lead sponsor
Arizona State University
Other
Eligibility
65 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Aug 4, 2022 · Synced Oct 30, 2026, 6:57 PM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers Results available

Study of TAK-071 in Healthy Participants and Participants With Mild Cognitive Impairment/Mild Alzheimer Disease and Relative Bioavailability (BA) and Food Effect of TAK-071 in Healthy Participants

NCT02769065
View directory record Official record
Conditions
Alzheimer Disease, Healthy Volunteers
Interventions
TAK-071, Donepezil, TAK-071 Placebo, Donepezil Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 90 Years
Enrollment
179 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Glendale, California
Source: ClinicalTrials.gov public record
Updated Jun 10, 2019 · Synced Oct 30, 2026, 6:57 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Natives Engaged in Alzheimers Research - 'Ike Kupuna

NCT05534607
View directory record Official record
Conditions
Mild Cognitive Impairment, Subjective Cognitive Impairment
Interventions
Ola Mau i ka Hula
Behavioral
Lead sponsor
University of Hawaii
Other
Eligibility
50 Years to 75 Years
Enrollment
192 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
3
States / cities
Honolulu, Hawaii • Wailuku, Hawaii
Source: ClinicalTrials.gov public record
Updated Aug 1, 2024 · Synced Oct 30, 2026, 6:57 PM EDT
Recruiting Not applicable Interventional

Cancer and Mild Cognitive Impairment Dyadic Intervention

NCT05144516
View directory record Official record
Conditions
Cancer, Cognitive Impairment
Interventions
Behavioral: COPE +
Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years to 100 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 10, 2026 · Synced Oct 30, 2026, 6:57 PM EDT
Completed No phase listed Observational

Systems Biology Approach to Cognitive Impairment After SepsiS

NCT03015584
View directory record Official record
Conditions
Sepsis, Cognitive Impairment
Interventions
Not listed
Lead sponsor
Intermountain Health Care, Inc.
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jul 18, 2018 · Synced Oct 30, 2026, 6:57 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Olfactory Deficits in Neurologic Disease

NCT05019014
View directory record Official record
Conditions
Alzheimer Disease, Traumatic Brain Injury, Amyotrophic Lateral Sclerosis, Frontotemporal Dementia, Lewy Body Disease, Mild Cognitive Impairment
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
201 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 24, 2021 · Synced Oct 30, 2026, 6:57 PM EDT
Completed Not applicable Interventional

Cognitive Rehabilitation for Post-COVID-19 Cognitive Impairment

NCT05498493
View directory record Official record
Conditions
Cognitive Impairment
Interventions
Cognitive Rehabilitation, Brain Health Education Program
Behavioral
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 27, 2024 · Synced Oct 30, 2026, 6:57 PM EDT
Completed Phase 4 Interventional Results available

Varenicline Adjunctive Treatment in Schizophrenia

NCT00492349
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder, Schizophreniform Disorder
Interventions
Varenicline, Placebo
Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 60 Years
Enrollment
91 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
3
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 5, 2022 · Synced Oct 30, 2026, 6:57 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Comparing Hearing Aid Fitting Methods in Blast-exposed Veterans

NCT06309264
View directory record Official record
Conditions
Auditory Diseases, Central
Interventions
Phonak Lumina P90
Device
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 60 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
3
States / cities
Loma Linda, California • Sepulveda, California • West Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 14, 2026 · Synced Oct 30, 2026, 6:57 PM EDT
Not listed Not applicable Interventional

Study of Exercise on Impact of Cognitive Functioning in Multiple Sclerosis Patients

NCT02106052
View directory record Official record
Conditions
Multiple Sclerosis
Interventions
Aerobic exercise, Stretching and toning exercise
Other
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 59 Years
Enrollment
117 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated May 5, 2020 · Synced Oct 30, 2026, 6:57 PM EDT
Recruiting Not applicable Interventional

mGlide-Care: A Partnership With Caregivers

NCT05850416
View directory record Official record
Conditions
HTN
Interventions
mGlide-Care, Usual Care +
Other
Lead sponsor
University of Minnesota
Other
Eligibility
60 Years to 85 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Feb 13, 2026 · Synced Oct 30, 2026, 6:57 PM EDT
Recruiting No phase listed Observational

Characterizing Cognitive Decline in Late Life Depression: The ADNI Depression Project

NCT02434393
View directory record Official record
Conditions
Major Depression, Late Life Depression (LLD)
Interventions
Not listed
Lead sponsor
University of Southern California
Other
Eligibility
65 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2027
U.S. locations
2
States / cities
San Francisco, California • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 25, 2025 · Synced Oct 30, 2026, 6:57 PM EDT
Active, not recruiting Not applicable Interventional

Curcumin in Kidney Transplant Recipients

NCT03935958
View directory record Official record
Conditions
Disorder Related to Renal Transplantation
Interventions
Curcumin, Placebo
Dietary Supplement · Other
Lead sponsor
University of Illinois Chicago
Other
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 9, 2026 · Synced Oct 30, 2026, 6:57 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

The Brain Health Champion Study

NCT03772977
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jul 10, 2026 · Synced Oct 30, 2026, 6:57 PM EDT
Completed Not applicable Interventional

Treating Cancer-Related Fatigue Through Systematic Light Exposure

NCT01873794
View directory record Official record
Conditions
Hematopoietic Stem Cell Transplantation, Breast Cancer, Fatigue, Mild Cognitive Impairment, Light, Quality of Life, Sleep
Interventions
Bright white light, Dim red light
Device
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
2
States / cities
Hackensack, New Jersey • New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 11, 2017 · Synced Oct 30, 2026, 6:57 PM EDT
Not yet recruiting Phase 2 Interventional

Remotely Administered tDCS to Improve Cognitive Function in Veterans With mTBI and PTSD Principal Investigator

NCT07414537
View directory record Official record
Conditions
Cognition, Brain Injuries, Stress Disorders, Post-Traumatic
Interventions
Transcranial direct current stimulation (tDCS), Cognitive training
Device · Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
20 Years to 75 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2030
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 17, 2026 · Synced Oct 30, 2026, 6:57 PM EDT