Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 18, 2026, 12:30 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 325 matching trials from the live ClinicalTrials.gov search.
Conditions
Epilepsy, Autobiographical Memory
Interventions
Free and Cued Recall Memory. Temporal Sequence and Spatial Memory
Behavioral
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Salt Lake City, Utah
Completed Not applicable Interventional Accepts healthy volunteers Results available

Expectation of Unpleasant Events in Anxiety Disorders

NCT00055224
Conditions
Anxiety Disorders
Interventions
Threat of shock
Device
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 50 Years
Enrollment
921 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2022
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Posttraumatic Stress Disorder
Interventions
Trauma Memory Reactivation, Cannabidiol (CBD) Broad-Spectrum Oil, Placebo Oil
Behavioral · Dietary Supplement
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Austin, Texas
Completed No phase listed Observational Accepts healthy volunteers

Effects of Brain Stimulation on Learning and Reasoning

NCT00001776
Conditions
Cerebellar Disease, Dementia, Healthy, Parkinson's Disease
Interventions
Cadwell Rapid Rate Magnetic Stimulator
Device
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
Not listed
Enrollment
122 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1997 – 2003
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Mild Traumatic Brain Injury, Moderate Traumatic Brain Injury, Mild Cognitive Impairment
Interventions
No Intervention is used for this study but all subjects will be asked to complete electroencephalogram (EEG) testing and an MRI scan., No intervention is used for this study but all subjects will be asked to complete a venous blood draw procedure and a lumbar puncture procedure.
Device · Procedure
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
30 Years to 90 Years
Enrollment
800 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Ischemia, Stress, Mental
Interventions
Coronary CT Angiography, Mood Symptom Scale, Anxiety Symptom Scale, Chronic Stress Inventories, Psychosocial Function Questionnaires, General Health and quality of life questionnaires, Magnetic Resonance Imaging
Radiation · Other
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
50 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
New York, New York
Completed Not applicable Interventional Accepts healthy volunteers

Walking Green: Developing an Evidence-base for Nature Prescriptions

NCT03442998
Conditions
Stress, Attention
Interventions
Suburban walk, Nature walk
Other
Lead sponsor
University of Minnesota
Other
Eligibility
35 Years to 59 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Chaska, Minnesota
Conditions
Posterior Cortical Atrophy
Interventions
HD-tDCS sessions, Sham HD-tDCS sessions, HD-tDCS sessions - Open-label (after randomized treatment)
Device
Lead sponsor
University of Michigan
Other
Eligibility
50 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Alzheimer's Disease, Mild Cognitive Impairment, Vascular Dementia, Fronto-temporal Dementia, Primary Progressive Aphasia, Parkinson' Disease Dementia, Mixed Dementia
Interventions
Not listed
Lead sponsor
Exonhit
Industry
Eligibility
21 Years and older
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2011
U.S. locations
3
States / cities
Las Vegas, Nevada • Cleveland, Ohio • Lakewood, Ohio
Completed Not applicable Interventional Accepts healthy volunteers

Speech Perception With High Cognitive Demand

NCT04698356
Conditions
Speech Intelligibility, Aging
Interventions
Auditory-cognitive training paradigm
Behavioral
Lead sponsor
University of Maryland, College Park
Other
Eligibility
18 Years to 30 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
College Park, Maryland
Conditions
ALS, PLS, PMA
Interventions
PAMSys Activity Monitoring System, Motor, Speech, and Handwriting Assessment
Device · Behavioral
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Hershey, Pennsylvania
Conditions
Lymphoma Receiving CAR-T Therapy
Interventions
neurocognitive evaluations, brain MRIs, Blood samples
Behavioral · Diagnostic Test · Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
1
States / cities
New York, New York
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Rehabilitation of Cognitive Changes in Breast Cancer Survivors

NCT01182506
Conditions
Breast Cancer
Interventions
Cogmed Working Memory Training Program
Behavioral
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years to 69 Years · Female only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2027
U.S. locations
1
States / cities
New York, New York
Conditions
Epilepsy, Generalized, Memory Impairment
Interventions
Supervised combined endurance and resistance training (CERT), Delayed supervised combined endurance and resistance training (CERT)
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 65 Years
Enrollment
71 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Birmingham, Alabama
Completed No phase listed Observational Accepts healthy volunteers

Study To Analyze Memory/Thinking Problems In Older Adults After Surgery

NCT01786577
Conditions
Post-Operative Cognitive Decline in Older Adults
Interventions
Magnetic Resonance Imaging, Cognitive assessment testing
Other · Behavioral
Lead sponsor
University of Florida
Other
Eligibility
60 Years and older
Enrollment
147 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2018
U.S. locations
1
States / cities
Gainesville, Florida
Recruiting Phase 3 Interventional Accepts healthy volunteers

Biomarker Exploration in Aging, Cognition and Neurodegeneration

NCT03860857
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
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
Completed No phase listed Observational Accepts healthy volunteers Results available

Cerebral Blood Flow and Childhood Obstructive Sleep Apnea

NCT02995837
Conditions
Obstructive Sleep Apnea Syndrome
Interventions
Sleep Study, Neurocognitive Testing, CBF During Wakefulness, CBF During Sleep
Other
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
6 Years to 12 Years
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Alzheimer Disease, Alzheimer Dementia, Age-Related Memory Disorders, Dementia
Interventions
Salient Cues, Spaced Retrieval Education
Behavioral
Lead sponsor
Grand Valley State University
Other
Eligibility
62 Years and older
Enrollment
172 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
2
States / cities
Allendale, Michigan • Chardon, Ohio
Recruiting No phase listed Observational Accepts healthy volunteers

Longitudinal Cognitive Assessment by BoCA

NCT04114994
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
Recruiting Not applicable Interventional Accepts healthy volunteers

Spatial Scene Recognition Memory in Epilepsy Surgery

NCT07580183
Conditions
Focal Epilepsy, Temporal Lobe Epilepsy, Medically Refractory Epilepsy, Memory Disorders, Epilepsy Comorbidities, Epilepsy Intractable, Epilepsy Surgery, Epilepsy, Temporal Lobe, Memory Deficits, Memory Disorder, Spatial, Memory Dysfunction, Spatial Perception
Interventions
Virtual Tour Recognition Memory Task, Intracranial EEG Recording with Research Electrodes (Aim III only), MRI Neuroimaging and Neuropsychological Assessment (Aim I)
Behavioral · Device · Diagnostic Test
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 55 Years
Enrollment
620 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2030
U.S. locations
2
States / cities
Sacramento, California • Atlanta, Georgia
Conditions
Down Syndrome
Interventions
Memantine, Placebo
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 32 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Aurora, Colorado
Conditions
Head and Neck Cancer
Interventions
Neurocognitive Tests, Questionnaires
Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years to 89 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
7
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more
Completed No phase listed Observational Accepts healthy volunteers

TRC-PAD Program: In-Clinic Trial-Ready Cohort

NCT04004767
Conditions
Preclinical Alzheimer's Disease, Prodromal Alzheimer's Disease, Alzheimer Disease, Dementia
Interventions
Not listed
Lead sponsor
University of Southern California
Other
Eligibility
50 Years to 85 Years
Enrollment
220 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2024
U.S. locations
45
States / cities
Birmingham, Alabama • Phoenix, Arizona • Sun City, Arizona + 39 more