Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 23, 2026, 7:53 AM EDT

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Showing 1–24 of 141 matching trials from the live ClinicalTrials.gov search.
Conditions
Stress, Mood, Cognitive Change
Interventions
Low Dose Virtiva Plus, High Dose Virtiva Plus
Dietary Supplement
Lead sponsor
Applied Science & Performance Institute
Industry
Eligibility
50 Years to 70 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Tampa, Florida
Conditions
Cardiovascular Disease, Coronary Artery Disease
Interventions
Heart Rate Variability (HRV) Biofeedback (BF), Mental Stress Protocol
Behavioral · Other
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
4
States / cities
Atlanta, Georgia
Conditions
Mild Cognitive Impairment
Interventions
Neurofeedback, Placebo
Behavioral · Other
Lead sponsor
University of California, San Diego
Other
Eligibility
50 Years to 85 Years
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
La Jolla, California
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
Conditions
Down Syndrome, Congenital Heart Disease
Interventions
Stanford Binet Intelligence Scales, Fifth Edition, Vineland Adaptive Behavior Scales Third Edition, Peabody Picture Vocabulary Test, Fifth Edition, Expressive Vocabulary Test, Third Edition, Leiter International Performance Scale, Third Edition, Social Communication Questionnaire, Current Form, Aberrant Behavior Checklist, Repetitive Behavior Scale, Revised
Other
Lead sponsor
Carelon Research
Other
Eligibility
60 Months to 155 Months
Enrollment
273 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
13
States / cities
Wilmington, Delaware • Washington D.C., District of Columbia • Atlanta, Georgia + 10 more
Conditions
Mild Traumatic Brain Injury
Interventions
Multimodal Assessment
Diagnostic Test
Lead sponsor
Clea Tucker
Other
Eligibility
18 Years to 50 Years
Enrollment
50 participants
Timeline
2021
U.S. locations
1
States / cities
Los Angeles, California
Completed No phase listed Observational Accepts healthy volunteers

Working Memory Performance Among Childhood Brain Tumor Survivors

NCT00693914
Conditions
Brain Tumors
Interventions
Series of tests/questionnaires
Behavioral
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
8 Years to 18 Years
Enrollment
130 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
Memphis, Tennessee
Conditions
Mild Concussion, Post Concussion Syndrome, Vestibular Neuritis
Interventions
iDETECT Assessment, Routine Balance and Vestibular Testing
Device · Behavioral
Lead sponsor
Emory University
Other
Eligibility
12 Years and older
Enrollment
126 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
1
States / cities
Atlanta, Georgia
Conditions
Opioid Use Disorder, Cognitive Ability General
Interventions
Smartphone based cognitive tasks
Behavioral
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
55 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Cognitive Dysfunction
Interventions
digital cognitive testing
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
65 Years and older
Enrollment
25,240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2027
U.S. locations
1
States / cities
Gainesville, Florida
Conditions
Healthy Volunteers
Interventions
BPT, NP
Other
Lead sponsor
Lumos Labs, Inc.
Industry
Eligibility
70 Years to 89 Years
Enrollment
229 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
3
States / cities
Garden Grove, California • Oakland, California • Torrance, California
Conditions
Small Vessel Disease of Diabetes Mellitus
Interventions
MRI including cf-MRI, DTI, ASL and CVR.
Diagnostic Test
Lead sponsor
Yale University
Other
Eligibility
55 Years to 90 Years
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Reaction Time
Interventions
Treatment (CopaPrime+ (USANA Health Sciences), Placebo
Dietary Supplement · Other
Lead sponsor
USANA Health Sciences
Industry
Eligibility
18 Years to 30 Years
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Park City, Utah
Recruiting Not applicable Interventional Accepts healthy volunteers

Computerized Tests of Cognitive Decline in Presymptomatic Alzheimer's Disease

NCT04800588
Conditions
Alzheimer Disease, Cognitive Decline, Aging
Interventions
California Cognitive Assessment Battery
Diagnostic Test
Lead sponsor
Neurobehavioral Systems, Inc.
Industry
Eligibility
18 Years to 89 Years
Enrollment
2,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2027
U.S. locations
1
States / cities
Berkeley, California
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Enhancing Medication-based Analgesia in Humans

NCT02901275
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
Completed Not applicable Interventional Accepts healthy volunteers

Exercise and Cognition Trials

NCT02958735
Conditions
Alteration of Cognitive Function
Interventions
Exercise Challenge
Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 40 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Baltimore, Maryland
Recruiting No phase listed Observational Accepts healthy volunteers

Aging, Geriatric Syndromes and Clonal Hematopoiesis

NCT02604563
Conditions
Geriatrics, Aged, Geriatric Syndromes, Cardiovascular Diseases
Interventions
Cognitive Assessment, Activities of Daily Living Questionnaire, Instrumental Activities of Daily Living, subscale of the OARS, Karnofsky Self-reported Performance Rating Scale, Number of Falls, Physical Health Section, subscale of the OARS, MOS Social Activity Survey, Unintentional Weight Loss, Peripheral Blood Draw, Buccal Swab, Heart Health and Smoking History from BRFSS questionnaire, Gait Speed, Grip Strength, Height and Weight measurements, Blood pressure measurement, Optional bone marrow biopsy, Blood draw for trauma measurements, Femur head donation, Knee bone fragments, Bone marrow aspirate
Other · Genetic · Procedure
Lead sponsor
Washington University School of Medicine
Other
Eligibility
50 Years and older
Enrollment
2,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2030
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
Memory Performance, Hippocampal Activity
Interventions
TMS electrical stimulation parameters during cognitive and memory demands, DES electrical stimulation parameters during cognitive and memory demands
Other
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
3
States / cities
Chicago, Illinois • St Louis, Missouri
Terminated Not applicable Interventional Accepts healthy volunteers

Personalized Performance Optimization Platform

NCT06979570
Conditions
Sensory Science, Performance Assessment, Countermeasure Evaluation, Neurocognitive Function, Psychological Factors
Interventions
AttentivU
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 64 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
2
States / cities
Cambridge, Massachusetts • Charlestown, Massachusetts
Recruiting Not applicable Interventional Accepts healthy volunteers

Enhancing Language Function in Aphasia

NCT05443633
Conditions
Aphasia, Acquired, Language Disorders, Primary Progressive Aphasia, Stroke, Cerebrovascular
Interventions
individualized speech-language training, standard language intervention
Behavioral
Lead sponsor
University of Arizona
Other
Eligibility
21 Years to 80 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2028
U.S. locations
1
States / cities
Tucson, Arizona
Conditions
Physical Performance Parameters, Exercise Recovery, Cognition, Muscle Damage, Blood Biomarkers, Stress
Interventions
Beef-Based Protein Ready-to-Eat Meals, Plant-Based Protein Ready-to-Eat Meals
Other
Lead sponsor
Sam Houston State University
Other
Eligibility
18 Years to 60 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
2
States / cities
Fort Worth, Texas • Huntsville, Texas
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Alpha Hope Dietary Supplement on Health and Cognitive Performance

NCT05589051
Conditions
Cognitive Change
Interventions
Drink
Dietary Supplement
Lead sponsor
University of Memphis
Other
Eligibility
40 Years to 70 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Memphis, Tennessee
Conditions
Schizophrenia Disorders, Schizoaffective Disorder, Psychotic Disorder
Interventions
iTEST, Active Control
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 65 Years
Enrollment
201 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
3
States / cities
San Diego, California • Miami, Florida • Dallas, Texas
Recruiting No phase listed Observational Accepts healthy volunteers

Metabolic and Functional Consequences of Aging in Health and Disease

NCT05240885
Conditions
Aging
Interventions
Stable tracer infusion in a postabsorptive state
Other
Lead sponsor
Texas A&M University
Other
Eligibility
50 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2028
U.S. locations
1
States / cities
College Station, Texas