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ClinicalTrials.gov public records Last synced Oct 21, 2026, 5:20 PM EDT

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Showing 505–528 of 1,072 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Cognitive Testing Clear all
Completed No phase listed Observational Accepts healthy volunteers

Clinician Attitudes and Behaviors Regarding Use of Pre-Exposure Prophylaxis (PrEP) for Primary HIV Prevention

NCT01751659
View directory record Official record
Conditions
Clinician Attitudes About PrEP
Interventions
Not listed
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
Not listed
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 28, 2017 · Synced Oct 21, 2026, 5:20 PM EDT
Completed Not applicable Interventional Results available

Cognitive Adaptations to Reduce Emotional Stress Associated With Type 1 Diabetes

NCT03698708
View directory record Official record
Conditions
Type 1 Diabetes Mellitus
Interventions
CARES Intervention
Behavioral
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
5 Years to 12 Years
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Feb 11, 2022 · Synced Oct 21, 2026, 5:20 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Transdiagnostic Cognitive Biomarkers

NCT04864080
View directory record Official record
Conditions
Pain, Depression
Interventions
Computer game/task, Health surveys online
Behavioral
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 15, 2026 · Synced Oct 21, 2026, 5:20 PM EDT
Completed Not applicable Interventional

Behavioral Change Following Alzheimer's Disease (AD) Biomarker Disclosure

NCT05584241
View directory record Official record
Conditions
Mild Cognitive Impairment, Alzheimer Disease, Amnestic Mild Cognitive Disorder
Interventions
Diagnostic Disclosure Protocol, Biomarker Disclosure Protocol
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
50 Years and older
Enrollment
102 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Aug 14, 2026 · Synced Oct 21, 2026, 5:20 PM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Measuring Brain Activity of School Age Children

NCT03407729
View directory record Official record
Conditions
Perinatal Hypoxia, Dopamine, Neurobehavioral Manifestations
Interventions
Magnetic Resonance Imaging, Cognitive Performance Testing
Other
Lead sponsor
Case Western Reserve University
Other
Eligibility
8 Years to 15 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 10, 2022 · Synced Oct 21, 2026, 5:20 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Testing the Impact of Two Posters on Contraceptive Knowledge, Contraceptive Preferences, and Perceived Pregnancy Risk

NCT03372369
View directory record Official record
Conditions
Contraception, Knowledge, Attitudes, Practice
Interventions
View CDC Poster, View Patient-Centered Poster
Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 44 Years · Female only
Enrollment
990 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 20, 2019 · Synced Oct 21, 2026, 5:20 PM EDT
Completed No phase listed Observational

Alterations in Cognitive Function and Cerebral Blood Flow After Conversion From Immediate Release Tacrolimus to Slow Release Envarsus

NCT03703154
View directory record Official record
Conditions
End Stage Renal Disease
Interventions
Envarsus, Tacrolimus
Drug
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years to 85 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Apr 27, 2021 · Synced Oct 21, 2026, 5:20 PM EDT
Completed Not applicable Interventional

Adaptation and Pilot Testing of a Mindfulness-Based Insomnia and Symptom Management Intervention for Women With Breast Cancer Receiving Treatment in Rural Medically Underserved Areas

NCT06529120
View directory record Official record
Conditions
Breast Cancer
Interventions
Mindfulness-Based Therapy for Insomnia with Cognitive-Behavioral Symptom Coping Skills
Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years and older · Female only
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
4
States / cities
Prince Frederick, Maryland • Henderson, North Carolina • Laurinburg, North Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Jul 8, 2026 · Synced Oct 21, 2026, 5:20 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

The Evaluation and Follow-up of Individuals With Memory Disorder

NCT00001480
View directory record Official record
Conditions
Alzheimer's Disease, Dementia, Healthy, Memory Disorder
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 90 Years
Enrollment
750 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1995 – 2007
U.S. locations
2
States / cities
Washington D.C., District of Columbia • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 21, 2026, 5:20 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Enhancing Medication-based Analgesia in Humans

NCT02901275
View directory record Official record
Conditions
Pain, Cannabis, Opioid Use, Unspecified
Interventions
Within-subject test of blinded study medications
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 75 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 7, 2023 · Synced Oct 21, 2026, 5:20 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Cognitive Control Functions of the Human Thalamus

NCT06920992
View directory record Official record
Conditions
Stroke
Interventions
measuring cognitive flexibility including working memory and set-switching
Behavioral
Lead sponsor
Kai Hwang
Other
Eligibility
18 Years and older
Enrollment
184 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2025
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Sep 15, 2026 · Synced Oct 21, 2026, 5:20 PM EDT
Completed Not applicable Interventional

fMRI Connectivity in Fracture Hip Patients

NCT02997930
View directory record Official record
Conditions
Postoperative Delirium, Postoperative Cognitive Dysfunction
Interventions
fMRI, Montreal Cognitive Assessment (MoCA), Digital Clock Drawing Test Command and Copy, Wide Range Achievement Test reading subtest, Hopkins Verbal Learning Test (HVLT), General Depression Scale (GDS)
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
65 Years to 99 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Aug 12, 2019 · Synced Oct 21, 2026, 5:20 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Development of UP2UTeacher for High School Youth

NCT05396911
View directory record Official record
Conditions
Tobacco Use Cessation, Tobacco Use, Electronic Cigarette Use
Interventions
UP2UTeacher
Behavioral
Lead sponsor
University of Virginia
Other
Eligibility
14 Years to 15 Years
Enrollment
520 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Oct 6, 2026 · Synced Oct 21, 2026, 5:20 PM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Speech, Linguistic and Acoustic Markers in Parkinson's Disease

NCT04273672
View directory record Official record
Conditions
Parkinson Disease, Cognitive Impairment, Mild, Speech
Interventions
Cognitive Battery, Voice, Speech and Language Analysis, Questionnaires and Clinical Assessments, DNA Analysis
Diagnostic Test · Behavioral · Genetic
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
18 Years and older
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2025
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 10, 2025 · Synced Oct 21, 2026, 5:20 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Adapting the Finding Respect and Ending Stigma Around HIV (FRESH) Intervention for the Dominican Republic

NCT04491539
View directory record Official record
Conditions
Hiv
Interventions
Finding Respect and Ending Stigma around HIV (FRESH)
Behavioral
Lead sponsor
Florida State University
Other
Eligibility
16 Years and older
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Tallahassee, Florida
Source: ClinicalTrials.gov public record
Updated May 16, 2025 · Synced Oct 21, 2026, 5:20 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Characterizing Subjective and Physiological Responses to Stress and Pain and Cognitive Learning and Executive Function

NCT04419831
View directory record Official record
Conditions
Pain Response, Stress, Trauma
Interventions
Yale Stress Pain Test (YSPT)
Diagnostic Test
Lead sponsor
Yale University
Other
Eligibility
18 Years to 50 Years
Enrollment
81 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 7, 2024 · Synced Oct 21, 2026, 5:20 PM EDT
Recruiting Not applicable Interventional

Stimulation-Induced Changes in Fronto-Limbic Network

NCT05854160
View directory record Official record
Conditions
Epilepsy, Mental Disorders
Interventions
Electrical Pulse Train Stimulation
Procedure
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jun 23, 2026 · Synced Oct 21, 2026, 5:20 PM EDT
Completed Not applicable Interventional

OUD Smartphone Services

NCT06134882
View directory record Official record
Conditions
Opioid-Related Disorders, Drug Abuse
Interventions
Contingency management, Cognitive-Behavior Therapy Modules, Peer Contingency Management (CM) Guide, Drug testing, Wellness modules, Peer technical support
Behavioral
Lead sponsor
Western Michigan University
Other
Eligibility
18 Years and older
Enrollment
97 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Kalamazoo, Michigan
Source: ClinicalTrials.gov public record
Updated Aug 25, 2026 · Synced Oct 21, 2026, 5:20 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Prevention of Psychological Health Problems Via Integrated Operational Support

NCT06981598
View directory record Official record
Conditions
Depression, Anxiety, Grief, Leadership, Dissatisfaction
Interventions
Cognitive Behavioral Coaching Training
Behavioral
Lead sponsor
New York University
Other
Eligibility
18 Years and older
Enrollment
5,586 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 15, 2026 · Synced Oct 21, 2026, 5:20 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Preoperative Cognitive Screening of Surgical Patients 65 Years of Age or Older

NCT02570451
View directory record Official record
Conditions
Mild Cognitive Impairment
Interventions
Patient Survey, Mini Cog, Independent Activities of Daily Living Score Sheet, Activities of Daily Living Score Sheet, Geriatric Depression Scale Short Form, Confusion Assessment Method (CAM), RAND 36-Item Short Form Health Survey, Grip Strength
Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
65 Years and older
Enrollment
711 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 15, 2021 · Synced Oct 21, 2026, 5:20 PM EDT
Suspended No phase listed Observational

7 Tesla MRI Neuroimaging in Testicular Cancer Patients With Hypogonadism and on Androgen Replacement Therapy

NCT06191575
View directory record Official record
Conditions
Hypogonadism, Malignant Testicular Germ Cell Tumor
Interventions
7 Tesla Magnetic Resonance Imaging, Biospecimen Collection, Cognitive Assessment
Procedure
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older · Male only
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
2
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 5, 2026 · Synced Oct 21, 2026, 5:20 PM EDT
Completed Phase 2 Interventional

Mind and Body Approaches to Pain Reduction in Youth With Migraine

NCT03472092
View directory record Official record
Conditions
Headache, Migraine, Migraine, Migraine Disorders, Headache
Interventions
Cognitive Behavioral Therapy (CBT), Placebo, Amitriptyline, Biofeedback-Assisted Relaxation Training (BART), Cognitive Reappraisal Training (CR)
Behavioral · Drug
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
10 Years to 17 Years
Enrollment
132 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 26, 2025 · Synced Oct 21, 2026, 5:20 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Minimally Processed Animal Protein on Biomarkers for Cognitive Decline

NCT06261775
View directory record Official record
Conditions
Healthy Lifestyle
Interventions
Red meat-based meal, No meat diet
Other
Lead sponsor
South Dakota State University
Other
Eligibility
65 Years and older
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Brookings, South Dakota
Source: ClinicalTrials.gov public record
Updated Sep 17, 2026 · Synced Oct 21, 2026, 5:20 PM EDT
Recruiting Phase 3 Interventional Accepts healthy volunteers

Biomarker Exploration in Aging, Cognition and Neurodegeneration

NCT03860857
View directory record Official record
Conditions
Alzheimer Disease, Cognitive Impairment, Cognitive Decline
Interventions
Amyloid PET scan, Tau PET scan using MK-6240, Neurocognitive testing, MRI
Radiation · Drug · Behavioral + 1 more
Lead sponsor
University of California, Irvine
Other
Eligibility
60 Years and older
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2027
U.S. locations
1
States / cities
Irvine, California
Source: ClinicalTrials.gov public record
Updated Jan 23, 2026 · Synced Oct 21, 2026, 5:20 PM EDT