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ClinicalTrials.gov public records Last synced Oct 20, 2026, 9:22 AM EDT

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Showing 745–768 of 1,065 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Cognitive Functioning Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Blood/Interstitial Glucose Measurements and Cognitive Function During Hypoglycemia and Recovery

NCT01283126
View directory record Official record
Conditions
Hypoglycemia
Interventions
euglycemic and hypoglycemic clamp
Procedure
Lead sponsor
Joslin Diabetes Center
Other
Eligibility
18 Years to 50 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2015
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 9, 2017 · Synced Oct 20, 2026, 9:22 AM EDT
Active, not recruiting No phase listed Observational

Understanding the Late Effects of Surviving a Pediatric Brain Tumor

NCT03208387
View directory record Official record
Conditions
Brain Tumor, Pediatric Brain Tumor, Pediatric Cancer
Interventions
Diffusion tensor imaging (DTI), Resting state functional connectivity MRI (rs-fcMRI), Wechsler Intelligence Scale for Children - 5th edition (WISC-V), California Verbal Learning Test (CVLT-C), Beery Test of Visual Motor Integration 6th edition, Grooved Pegboard, PedsQL Multidimensional Fatigue Scale, MRI
Diagnostic Test · Behavioral
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
6 Years to 16 Years
Enrollment
42 participants
Timeline
2017 – 2027
U.S. locations
4
States / cities
New York, New York • Dallas, Texas • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jul 2, 2026 · Synced Oct 20, 2026, 9:22 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Fenobam on Heat/Capsaicin Induced Hyperalgesia in Healthy Volunteers

NCT01981395
View directory record Official record
Conditions
Hyperalgesia, Allodynia
Interventions
Fenobam, Placebo
Drug
Lead sponsor
Laura Cavallone
Other
Eligibility
18 Years to 50 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 29, 2016 · Synced Oct 20, 2026, 9:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

U.S. Study to Protect Brain Health Through Lifestyle Intervention to Reduce Risk

NCT03688126
View directory record Official record
Conditions
Alzheimer Disease
Interventions
Self-Guided Lifestyle Intervention, Structured Lifestyle Intervention
Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
60 Years to 79 Years
Enrollment
2,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2025
U.S. locations
6
States / cities
Sacramento, California • Chicago, Illinois • Downers Grove, Illinois + 3 more
Source: ClinicalTrials.gov public record
Updated Nov 3, 2025 · Synced Oct 20, 2026, 9:22 AM EDT
Completed Phase 1Phase 2 Interventional

Using Functional MRI to Evaluate Cognitive Behavioral Therapy Treatment Response in Adults With Chronic Pain

NCT00796536
View directory record Official record
Conditions
Chronic Pain
Interventions
Group cognitive behavioral therapy, Pain education
Behavioral
Lead sponsor
University of Vermont
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Feb 18, 2013 · Synced Oct 20, 2026, 9:22 AM EDT
Terminated Phase 2 Interventional

Investigational Microbiota Restoration Therapeutic for Hepatic Encephalopathy

NCT04155099
View directory record Official record
Conditions
Hepatic Encephalopathy, Cirrhosis, Liver
Interventions
RBX7455, Placebo
Biological
Lead sponsor
Ochsner Health System
Other
Eligibility
18 Years to 75 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Jefferson, Louisiana
Source: ClinicalTrials.gov public record
Updated Oct 3, 2023 · Synced Oct 20, 2026, 9:22 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Effect of Huperzine A on Cognitive Function and Perception of Effort During Exercise

NCT03445104
View directory record Official record
Conditions
Cognitive Enhancement During Exercise
Interventions
Huperzine A, Placebo
Other
Lead sponsor
St. Louis University
Other
Eligibility
18 Years to 60 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated May 31, 2018 · Synced Oct 20, 2026, 9:22 AM EDT
Completed Not applicable Interventional

Neurofeedback Training for High Risk Psychosis

NCT03447548
View directory record Official record
Conditions
Prodromal Schizophrenia
Interventions
Neurofeedback processing speed training, Active control
Behavioral
Lead sponsor
Hartford Hospital
Other
Eligibility
12 Years to 25 Years
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
2
States / cities
Hartford, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 28, 2024 · Synced Oct 20, 2026, 9:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Everyday Function Intervention Trial

NCT04651582
View directory record Official record
Conditions
Cognitive Change, Cognitive Impairment, Healthy Aging, Dementia
Interventions
Cognitive Training, Cognitive Stimulating Activities
Behavioral
Lead sponsor
Clemson University
Other
Eligibility
65 Years to 90 Years
Enrollment
96 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
State College, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 2, 2023 · Synced Oct 20, 2026, 9:22 AM EDT
Active, not recruiting Not applicable Interventional

Optimizing CBSST With Executive Function Training for Schizophrenia

NCT06251193
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
E-CBSST
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
60 Years and older
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Nov 5, 2025 · Synced Oct 20, 2026, 9:22 AM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Arlington Longitudinal Optimal Healthy Aging Study (ALOHA)

NCT07180147
View directory record Official record
Conditions
Alzheimer Disease (AD), Cardio Vascular Disease, Mild Cognitive Impairment (MCI), Frailty Syndrome, Disability Physical, Hypertension, Metabolic Syndrome (MetS), Healthy Aging, Obesity &Amp; Overweight
Interventions
Not listed
Lead sponsor
Marymount University
Other
Eligibility
50 Years and older
Enrollment
500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2031
U.S. locations
1
States / cities
Arlington, Virginia
Source: ClinicalTrials.gov public record
Updated Mar 9, 2026 · Synced Oct 20, 2026, 9:22 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Goji Berry and Vasomotor Symptoms Pilot Study

NCT07660315
View directory record Official record
Conditions
Vasomotor Symptoms
Interventions
Goji Berry Juice Powder, Goji Berry Powder
Other
Lead sponsor
University of California, Davis
Other
Eligibility
40 Years to 65 Years · Female only
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Davis, California
Source: ClinicalTrials.gov public record
Updated Aug 18, 2026 · Synced Oct 20, 2026, 9:22 AM EDT
Active, not recruiting Not applicable Interventional

Transcranial Direct Current Stimulation for Cognitive Improvement in Parkinson's Patients

NCT03191916
View directory record Official record
Conditions
Parkinson Disease
Interventions
transcranial direct current stimulation, Sham (for transcranial direct current stimulation)
Device
Lead sponsor
Sanford Health
Other
Eligibility
Not listed
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2025
U.S. locations
1
States / cities
Fargo, North Dakota
Source: ClinicalTrials.gov public record
Updated Mar 4, 2025 · Synced Oct 20, 2026, 9:22 AM EDT
Enrolling by invitation Phase 3 Interventional

Evaluating Cognitive Changes on Patients in Chemotherapy (ECCPC)

NCT06950190
View directory record Official record
Conditions
Chemotherapy-related Cognitive Impairment
Interventions
Low-Intensity Walking Intervention, Control Group Intervention
Behavioral
Lead sponsor
Ellis Medicine
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Schenectady, New York
Source: ClinicalTrials.gov public record
Updated Aug 12, 2025 · Synced Oct 20, 2026, 9:22 AM EDT
Withdrawn Not applicable Interventional

Improving Caregivers' Ability to Manage Life Stress

NCT05539352
View directory record Official record
Conditions
Suicidal Ideation
Interventions
Problem Solving Therapy (PST) plus EUC
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
50 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Feb 13, 2025 · Synced Oct 20, 2026, 9:22 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Effects of Endocrine Health on Mental Performance of Men and Women Using Drugs

NCT00245531
View directory record Official record
Conditions
Human Immunodeficiency Virus Positive or Negative
Interventions
Not listed
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 50 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2010
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 1, 2015 · Synced Oct 20, 2026, 9:22 AM EDT
Completed Phase 2Phase 3 Interventional

Nursing Management of Irritable Bowel Syndrome:Improving Outcomes

NCT00167635
View directory record Official record
Conditions
Irritable Bowel Syndrome
Interventions
cognitive-behavioral
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 70 Years
Enrollment
188 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2008
U.S. locations
2
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated May 25, 2009 · Synced Oct 20, 2026, 9:22 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Examining Social, Emotional, and Cognitive Functioning in People With Fragile X and Down Syndromes

NCT00879515
View directory record Official record
Conditions
Anxiety Disorders, Child Developmental Disorders, Pervasive
Interventions
Not listed
Lead sponsor
University of California, Davis
Other
Eligibility
5 Years to 25 Years
Enrollment
511 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2010
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated May 30, 2017 · Synced Oct 20, 2026, 9:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of BrainPhyt High Dose on Cognitive Function in Healthy Older Individuals

NCT05759910
View directory record Official record
Conditions
Age-associated Memory Impairment
Interventions
Brainphyt high dose, Placebo
Dietary Supplement
Lead sponsor
Microphyt
Industry
Eligibility
55 Years to 55 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
College Station, Texas
Source: ClinicalTrials.gov public record
Updated Nov 8, 2023 · Synced Oct 20, 2026, 9:22 AM EDT
Recruiting Not applicable Interventional

Accelerated Age-related Cognitive Decline: Impact of Exercise on Executive Function and Neuroplasticity

NCT05655325
View directory record Official record
Conditions
Mild Cognitive Impairment, Chronic Kidney Diseases
Interventions
Home-based walking exercise, Attention control
Behavioral · Other
Lead sponsor
Columbia University
Other
Eligibility
55 Years and older
Enrollment
144 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
2
States / cities
Washington D.C., District of Columbia • New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 8, 2026 · Synced Oct 20, 2026, 9:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Transdiagnostic Brain-Behavior Profiling to Enhance Cognitive Behavioral Therapy Response

NCT03175068
View directory record Official record
Conditions
Major Depressive Disorder, Social Anxiety Disorder
Interventions
CBT, ST
Behavioral
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
18 Years to 65 Years
Enrollment
203 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 23, 2026 · Synced Oct 20, 2026, 9:22 AM EDT
Completed Phase 2 Interventional Results available

Modafinil in Treating Children With Memory and Attention Problems Caused by Cancer Treatment for a Brain Tumor

NCT01381718
View directory record Official record
Conditions
Brain and Central Nervous System Tumors, Cognitive/Functional Effects, Fatigue, Neurotoxicity, Psychosocial Effects of Cancer and Its Treatment
Interventions
modafinil, placebo
Drug · Other
Lead sponsor
University of South Florida
Other
Eligibility
6 Years to 19 Years
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
60
States / cities
Birmingham, Alabama • Long Beach, California • Los Angeles, California + 53 more
Source: ClinicalTrials.gov public record
Updated Aug 13, 2021 · Synced Oct 20, 2026, 9:22 AM EDT
Completed Not applicable Interventional

The Role of Neural Systems for Emotion Regulation in Coping With Alcohol Craving

NCT02316574
View directory record Official record
Conditions
Alcoholism
Interventions
Cognitive Behavioral Coping Skills Therapy
Behavioral
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 65 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 2, 2021 · Synced Oct 20, 2026, 9:22 AM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Curcumin and Function in Older Adults

NCT03085680
View directory record Official record
Conditions
Older Adults, Physical Function, Cognitive Function
Interventions
Curcumin, microcrystalline cellulose
Drug
Lead sponsor
University of Florida
Other
Eligibility
65 Years to 99 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jul 26, 2022 · Synced Oct 20, 2026, 9:22 AM EDT