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ClinicalTrials.gov public records Last synced Oct 23, 2026, 7:38 PM EDT

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Showing 313–336 of 1,883 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Impaired Cognition Clear all
Completed No phase listed Observational Accepts healthy volunteers

Serum, Dietary and Supplemental Vitamin D's Association With Cognitive Decline

NCT03320109
View directory record Official record
Conditions
Cognitive Decline, Cognitive Impairment
Interventions
Vitamin D
Other
Lead sponsor
National Institute on Aging (NIA)
NIH
Eligibility
30 Years to 64 Years
Enrollment
3,720 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2013
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 25, 2017 · Synced Oct 23, 2026, 7:38 PM EDT
Active, not recruiting Phase 1 Interventional

rTMS in Older Adults With MCI and AUD

NCT05896332
View directory record Official record
Conditions
Alcohol Use Disorder, Mild Cognitive Impairment, Transcranial Magnetic Stimulation
Interventions
Active, Open Label iTBS-rTMS
Device
Lead sponsor
Medical University of South Carolina
Other
Eligibility
60 Years to 85 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
2
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Sep 17, 2026 · Synced Oct 23, 2026, 7:38 PM EDT
Recruiting Not applicable Interventional

Evaluating Health Outcomes of AI-Based Fitness Wearables and App Programs in Older Adults Living Alone With Cognitive Decline

NCT07207993
View directory record Official record
Conditions
Older Adults With Cognitive Decline, Older Adults, AI-Based Fitness, Wearables, Cognitive Decline, Physical Activity, Physical Inactivity
Interventions
Fitness app for self-efficacy, Social network via app for social support, Health education app targeting outcome expectations
Other
Lead sponsor
The University of Tennessee, Knoxville
Other
Eligibility
65 Years and older
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
2
States / cities
Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 15, 2026 · Synced Oct 23, 2026, 7:38 PM EDT
Completed Phase 2 Interventional Results available

A Study of LY3372689 to Assess the Safety, Tolerability, and Efficacy in Participants With Alzheimer's Disease

NCT05063539
View directory record Official record
Conditions
Alzheimer Disease
Interventions
LY3372689, Placebo
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
60 Years to 85 Years
Enrollment
327 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
35
States / cities
Canoga Park, California • Fresno, California • Irvine, California + 30 more
Source: ClinicalTrials.gov public record
Updated Jun 12, 2026 · Synced Oct 23, 2026, 7:38 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Consumption of Potatoes, Avocados and Chickpeas and Cognitive Function in Older Adults

NCT01620567
View directory record Official record
Conditions
Mild Cognitive Impairment
Interventions
avocado, potato or chickpea
Other
Lead sponsor
Tufts University
Other
Eligibility
50 Years and older
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 19, 2019 · Synced Oct 23, 2026, 7:38 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Musical Therapeutic Intervention on Depression in Dementia Patients and Caregiver Burden

NCT07069530
View directory record Official record
Conditions
Dementia, Alzheimer Disease (AD), Depression Chronic, Caregiver Burden of People With Dementia, Cognitive Impairments
Interventions
Receptive Music Therapy
Behavioral
Lead sponsor
Florida SouthWestern State College
Other
Eligibility
25 Years to 90 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Fort Myers, Florida
Source: ClinicalTrials.gov public record
Updated Jul 16, 2025 · Synced Oct 23, 2026, 7:38 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Ovarian Hormone Suppression on Vascular and Cognitive Function

NCT03112226
View directory record Official record
Conditions
Cognitive Impairment, Estrogen Deficiency, Menopause, Endothelial Dysfunction, Vascular Stiffness
Interventions
GnRHant + E2, GnRHant + Placebo
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
2
States / cities
Aurora, Colorado • Boulder, Colorado
Source: ClinicalTrials.gov public record
Updated Jun 7, 2021 · Synced Oct 23, 2026, 7:38 PM EDT
Terminated Not applicable Interventional Results available

mSIM: Mobile Simultaneous Aerobic Exercise and Memory Training Intervention for Amnestic Mild Cognitive Impairment

NCT04185298
View directory record Official record
Conditions
Amnestic Mild Cognitive Impairment
Interventions
mSIM intervention plus activity monitoring, Activity monitoring
Behavioral
Lead sponsor
Jennifer Bramen
Other
Eligibility
50 Years to 80 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Santa Monica, California
Source: ClinicalTrials.gov public record
Updated Jan 14, 2025 · Synced Oct 23, 2026, 7:38 PM EDT
Completed Not applicable Interventional Results available

Smartphone App to Improve Physical Activity in Older Adults With MCI/Mild Dementia

NCT04950998
View directory record Official record
Conditions
Sedentary Lifestyle, Dementia, Mild, Mild Cognitive Impairment, Memory and Thinking Problems
Interventions
Moving Up - A
Behavioral
Lead sponsor
University of Southern California
Other
Eligibility
65 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 27, 2023 · Synced Oct 23, 2026, 7:38 PM EDT
Not listed Not applicable Interventional

Cognitive Remediation in Supported Employment at Human Service Center (HSC)

NCT00138021
View directory record Official record
Conditions
Vocational Rehabilitation, Schizophrenia, Mental Disorders, Cognitive Symptoms
Interventions
Computerized cognitive training program
Device
Lead sponsor
Human Service Center, Illinois
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Peoria, Illinois
Source: ClinicalTrials.gov public record
Updated Nov 2, 2007 · Synced Oct 23, 2026, 7:38 PM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Preventing Loss of Independence Through Exercise in Community Living Centers

NCT06972004
View directory record Official record
Conditions
Dementia, Cognitive Dysfunction
Interventions
Preventing Loss of Independence through Exercise (PLIE)
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
288 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Oct 20, 2026 · Synced Oct 23, 2026, 7:38 PM EDT
Completed Not applicable Interventional Results available

Brain Connections and Blood Pressure

NCT03736434
View directory record Official record
Conditions
Hypertension, Mild Cognitive Impairment
Interventions
Mindfulness and DASH Diet Education, Education group
Behavioral
Lead sponsor
Ohio State University
Other
Eligibility
65 Years and older
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 1, 2024 · Synced Oct 23, 2026, 7:38 PM 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 23, 2026, 7:38 PM EDT
Active, not recruiting Not applicable Interventional

Studying the Effects of Brain Stimulation on Cognitive Control and Associated EEG in Human Subjects.

NCT05251454
View directory record Official record
Conditions
Cognitive Deficit
Interventions
Brain Stimulation
Procedure
Lead sponsor
University of Cincinnati
Other
Eligibility
18 Years to 70 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 2, 2026 · Synced Oct 23, 2026, 7:38 PM EDT
Completed Not applicable Interventional

Guided Meditation as an Adjunct to Enhance Postoperative Recovery

NCT03198039
View directory record Official record
Conditions
Feasibility of a Meditation Program Perioperatively
Interventions
Meditation
Behavioral
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years and older
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 4, 2024 · Synced Oct 23, 2026, 7:38 PM EDT
Completed Not applicable Interventional

Early Detection and Prevention of Mild Cognitive Impairment Due to Cerebrovascular Disease

NCT01924312
View directory record Official record
Conditions
Cerebrovascular Disease, Mild Cognitive Impairment
Interventions
Heart Health Intervention
Behavioral
Lead sponsor
Gregory Jicha, 323-5550
Other
Eligibility
55 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2019
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Oct 9, 2019 · Synced Oct 23, 2026, 7:38 PM EDT
Completed Not applicable Interventional Results available

Metacognitive Strategy Training in Cancer-related Cognitive Impairment

NCT05505045
View directory record Official record
Conditions
Breast Cancer Female
Interventions
CO-OP Procedures, Attention Control Procedures
Behavioral
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
40 Years to 80 Years · Female only
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 16, 2024 · Synced Oct 23, 2026, 7:38 PM EDT
Completed Phase 3 Interventional

Study of EVP-6124 (Alpha-7 nAChR) as an Adjunctive Pro-Cognitive Treatment in Schizophrenia Subjects on Chronic Stable Atypical Antipsychotic Therapy

NCT01714661
View directory record Official record
Conditions
Schizophrenia, Impaired Cognition
Interventions
EVP-6124, Placebo
Drug
Lead sponsor
FORUM Pharmaceuticals Inc
Industry
Eligibility
18 Years to 50 Years
Enrollment
753 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
38
States / cities
Tucson, Arizona • Anaheim, California • Bellflower, California + 35 more
Source: ClinicalTrials.gov public record
Updated May 3, 2016 · Synced Oct 23, 2026, 7:38 PM EDT
Terminated Not applicable Interventional

Prehabilitation Exercise Plus Perioperative Optimization of Senior Health

NCT03291795
View directory record Official record
Conditions
Cognitive Decline, Age-Related Memory Disorders, Postoperative Complications, Age-Related Atrophy, Postoperative Cognitive Dysfunction
Interventions
Exercise Intervention
Other
Lead sponsor
Duke University
Other
Eligibility
60 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 5, 2019 · Synced Oct 23, 2026, 7:38 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Negotiation Training for Caregiver Communication in AD

NCT04837937
View directory record Official record
Conditions
Alzheimer Disease, Cognitive Impairment
Interventions
Caregiver vs. Patient [Beginner], Caregiver vs. Caregiver, Caregiver vs. Physician, Caregiver vs. Patient [Advanced]
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
21 Years and older
Enrollment
132 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 1, 2025 · Synced Oct 23, 2026, 7:38 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Clinical Study to Assess the Effects of JoyRise Recovery Powder on Mitigating Alcohol Aftereffects.

NCT06575972
View directory record Official record
Conditions
Alcohol Aftereffects, Anxiety, Cognitive Impairment
Interventions
JoyRise Recovery Powder, Placebo
Dietary Supplement
Lead sponsor
Joyrise
Industry
Eligibility
35 Years to 54 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Santa Monica, California
Source: ClinicalTrials.gov public record
Updated Aug 28, 2024 · Synced Oct 23, 2026, 7:38 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Assessment of Deep Gray Matter Anatomic Changes in RRMS Patients Treated With Gilenya® With and Without Cognitive Impairment Over a 2 Year Period Using NeuroQuant, NeuroQuarc and ANAM

NCT05684016
View directory record Official record
Conditions
Multiple Sclerosis, Relapsing-Remitting
Interventions
NeuroQuant, Automated Neuropsychological Assessment Matrices, EDSS, Physical Examination
Other
Lead sponsor
George Washington University
Other
Eligibility
18 Years to 55 Years
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jan 13, 2023 · Synced Oct 23, 2026, 7:38 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

BID WM Digital Intervention in Aging

NCT06918704
View directory record Official record
Conditions
Working Memory, Inhibitory Control, Mild Cognitive Impairment (MCI), Aging
Interventions
Coherence, Worder
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
60 Years to 85 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Apr 1, 2026 · Synced Oct 23, 2026, 7:38 PM EDT
Recruiting Phase 4 Interventional

Remimazolam for Cataract Surgery

NCT05980117
View directory record Official record
Conditions
Cataract Surgery, Cognitive Impairment
Interventions
Remimazolam, Midazolam
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
65 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 19, 2025 · Synced Oct 23, 2026, 7:38 PM EDT