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ClinicalTrials.gov public records Last synced Sep 9, 2026, 1:43 AM EDT

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Showing 1–24 of 75 matching trials from the live ClinicalTrials.gov search.
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Terminated No phase listed Observational Accepts healthy volunteers

Effects of Multiple Concussions in Retired NHL Players

NCT02746523
View directory record Official record
Conditions
Cognitive Deficits, Proprioceptive Disorders
Interventions
Sensory Organization Test, Biomarkers, Conners' Adult ADHD Rating Scale (CAARS), Depression Scale, Cognitive Assessment
Other · Genetic
Lead sponsor
New York Institute of Technology
Other
Eligibility
40 Years to 80 Years · Male only
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Old Westbury, New York
Source: ClinicalTrials.gov public record
Updated Jul 27, 2017 · Synced Sep 9, 2026, 1:43 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Event-Related Potential (ERP) Components in Clinical Diagnosis

NCT05673759
View directory record Official record
Conditions
Alzheimer Disease, Dementia, Mild, Mild Cognitive Impairment
Interventions
Electroencephalogram (EEG) system, Standard Neuropsychological Testing, Additional neuropsychological tests
Device · Behavioral
Lead sponsor
Boston University
Other
Eligibility
20 Years to 90 Years
Enrollment
148 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 15, 2025 · Synced Sep 9, 2026, 1:43 AM EDT
Not listed No phase listed Observational

Genetic Mechanisms Underlying SARS-CoV-2 Infection and the Impact of COVID-19 on Cognitive Function

NCT04506229
View directory record Official record
Conditions
Covid19
Interventions
Whole exome sequencing
Genetic
Lead sponsor
Texas Cardiac Arrhythmia Research Foundation
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Aug 26, 2020 · Synced Sep 9, 2026, 1:43 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Telerehabilitation Cognitive Impairments Following Chemotherapy Usability Study

NCT04839588
View directory record Official record
Conditions
Chemotherapy-Related Cognitive Impairment, Healthy
Interventions
Usability study
Other
Lead sponsor
Bright Cloud International Corp
Industry
Eligibility
20 Years to 65 Years · Female only
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
2
States / cities
North Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Apr 27, 2022 · Synced Sep 9, 2026, 1:43 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Neural Correlates of Cognition in Parkinson's Disease

NCT02975193
View directory record Official record
Conditions
Parkinson Disease
Interventions
Computer task assessing cognition, Impulsive-Compulsive Disorders in Parkinson's Disease, Deep Brain Stimulation Surgery
Behavioral · Procedure
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 90 Years
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Feb 14, 2021 · Synced Sep 9, 2026, 1:43 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Study of Sabroxy™ (Oroxylum Indicum Extract) for Improving Cognitive Function in Adults With Mild Memory Concerns

NCT07189754
View directory record Official record
Conditions
Mild Cognitive Impairment (MCI), Cognitive Dysfunction, Cognitive Disorder, Memory Problems
Interventions
Sabroxy™ (Oroxylum indicum extract), Placebo
Dietary Supplement · Other
Lead sponsor
SF Research Institute, Inc.
Network
Eligibility
60 Years to 85 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Sep 23, 2025 · Synced Sep 9, 2026, 1:43 AM EDT
Completed No phase listed Observational

Psychosocial, Behavioral, and Radiologic Changes Following Radiosurgery for Benign Neurologic Disease

NCT04688554
View directory record Official record
Conditions
Obsessive-Compulsive Disorder, Pain, Intractable, Depression
Interventions
fMRI and DTI, Behavioral questionnaires, Disease-Specific Patient-Reported Outcomes, Behavioral tests
Diagnostic Test · Behavioral
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Dec 5, 2024 · Synced Sep 9, 2026, 1:43 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effects of Bright Light on Co-occurring Cancer-related Symptoms in Breast Cancer Survivors

NCT03304587
View directory record Official record
Conditions
Breast Cancer
Interventions
Polysomnography (PSG), Rectal thermistor 400 Series, Bright blue-green light, Dim red light, Digital foot candle datalogging light meter, Patient-Reported Outcomes Measurement Information System (PROMIS)-Cancer-Fatigue, Patient-Reported Outcomes Measurement Information System (PROMIS)-Sleep Disturbance, Patient-Reported Outcomes Measurement Information System (PROMIS)-Depression, Patient-Reported Outcomes Measurement Information System (PROMIS)-Physical Function, Pittsburgh Sleep Quality Index (PSQI), Center for Epidemiological Studies - Depression, Montreal Cognitive Assessment (MoCA), European Organization for Research and Treatment of Cancer-Quality of Life Questionnaire (EORTC QLQ-C30), Daily Log
Diagnostic Test · Other
Lead sponsor
Michigan State University
Other
Eligibility
21 Years and older · Female only
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
East Lansing, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 9, 2025 · Synced Sep 9, 2026, 1:43 AM EDT
Suspended Phase 2 Interventional

Aneurysmal Subarachnoid Hemorrhage Trial RandOmizing Heparin

NCT02501434
View directory record Official record
Conditions
Aneurysmal Subarachnoid Hemorrhage, Neurobehavioral Manifestations, Vasospasm, Intracranial, Intracranial Aneurysm, Heparin-induced Thrombocytopenia Type II
Interventions
Continuous Low-Dose IV Unfractionated Heparin Infusion
Drug
Lead sponsor
Robert F. James
Other
Eligibility
18 Years to 70 Years
Enrollment
88 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2024
U.S. locations
9
States / cities
New Haven, Connecticut • Gainesville, Florida • Tallahassee, Florida + 6 more
Source: ClinicalTrials.gov public record
Updated Mar 3, 2022 · Synced Sep 9, 2026, 1:43 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Open-label, Post-marketing, Prospective Study to Assess Impact of COVID-19 on Cognitive Function in Patients

NCT04950673
View directory record Official record
Conditions
Cognitive Decline, Cognitive Dysfunction, Brain Health, Post CoV-2 Syndrome, COVID Long-Haul
Interventions
Cognivue
Device
Lead sponsor
Cognivue, Inc.
Industry
Eligibility
18 Years to 95 Years
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
4
States / cities
Irvine, California • Visalia, California • Boca Raton, Florida + 1 more
Source: ClinicalTrials.gov public record
Updated Jun 21, 2022 · Synced Sep 9, 2026, 1:43 AM EDT
Completed No phase listed Observational

Cognitive Assessments in Patients With Cancer Undergoing Chemotherapy

NCT01506440
View directory record Official record
Conditions
Malignant Neoplasm, Unspecified Adult Solid Tumor, Protocol Specific
Interventions
cognitive assessment, quality-of-life assessment
Procedure
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
50 Years and older
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 2, 2018 · Synced Sep 9, 2026, 1:43 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Neuroinflammation and Alzheimer's Pathology in POCD

NCT05378659
View directory record Official record
Conditions
Post-Operative Confusion, Neuroinflammatory Response, Alzheimer Disease
Interventions
Montreal Cognitive Assessment, Stroop Test, 4AT Delirium, Grooved Pegboard, NACC Cognitive Battery, ERP Testing, Blood Plasma and Serum sampling, Cerebral Spinal Fluid Sample
Behavioral · Diagnostic Test
Lead sponsor
University of Tennessee Graduate School of Medicine
Other
Eligibility
60 Years and older
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated May 17, 2022 · Synced Sep 9, 2026, 1:43 AM EDT
Completed Not applicable Interventional

Functional and Structural Imaging and Motor Control in Spinocerebellar Ataxia

NCT02488031
View directory record Official record
Conditions
Spinocerebellar Ataxia
Interventions
Error-reduction, International Cooperative Ataxia Rating Scale, Scale for the Assessment and Rating of Ataxia, Beck Depression Inventory, 2nd Ed, Stroop, Purdue Pegboard, Brief Test of Attention, 6-minute Walk, Hand Grip Dynamometer, Montreal Cognitive Assessment, Physical Performance Function, Biomechanical Assessments of Dysmetria, Neurophysiological assessment of brain activity, Biomechanical gait analysis
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
21 Years to 85 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated May 12, 2019 · Synced Sep 9, 2026, 1:43 AM EDT
Not listed Not applicable Interventional

Can Lifestyle Changes Reverse Early-Stage Alzheimer's Disease

NCT04606420
View directory record Official record
Conditions
Alzheimer Disease
Interventions
Lifestyle medicine
Behavioral
Lead sponsor
Preventive Medicine Research Institute
Other
Eligibility
45 Years to 90 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
4
States / cities
San Diego, California • Sausalito, California • Boston, Massachusetts + 1 more
Source: ClinicalTrials.gov public record
Updated Sep 14, 2022 · Synced Sep 9, 2026, 1:43 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Neuroimaging of Dystonia

NCT02046447
View directory record Official record
Conditions
Primary Cervical Dystonia, DYT 1 Dystonia
Interventions
Primary Cervical Dystonia (Trihexyphenidyl), Controls Primary Cervical Dystonia (Trihexyphenidyl), DYT 1 Dystonia (Healthy Control), DYT 1 Dystonia
Drug · Other
Lead sponsor
University of Florida
Other
Eligibility
7 Years to 70 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Dec 21, 2017 · Synced Sep 9, 2026, 1:43 AM EDT
Completed Phase 2 Interventional Results available

Rituximab and Combination Chemotherapy in Treating Patients With Newly Diagnosed, HIV-Associated Burkitt's Lymphoma

NCT00392834
View directory record Official record
Conditions
Lymphoma
Interventions
filgrastim, pegfilgrastim, rituximab, cyclophosphamide, cytarabine, doxorubicin hydrochloride, etoposide, ifosfamide, leucovorin calcium, liposomal cytarabine, methotrexate, therapeutic hydrocortisone, vincristine sulfate
Biological · Drug
Lead sponsor
AIDS Malignancy Consortium
Network
Eligibility
18 Years to 120 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2013
U.S. locations
13
States / cities
La Jolla, California • Los Angeles, California • San Francisco, California + 9 more
Source: ClinicalTrials.gov public record
Updated Jun 5, 2018 · Synced Sep 9, 2026, 1:43 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Contributions of mTBI to Neurodegeneration Due to Chronic Traumatic Encephalopathy (CTE) and Alzheimer's Disease (AD)

NCT04124029
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Aug 31, 2026 · Synced Sep 9, 2026, 1:43 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Davos Alzheimer's Collaborative Study: Sequential Administration of Digital Testing To Screen For Cognitive Impairment Followed By Blood Based Biomarkers To Assist With Timely Detection And Accurate Diagnosis Of Alzheimer's Disease

NCT05379348
View directory record Official record
Conditions
Alzheimer Disease
Interventions
Cognitive Assessment
Other
Lead sponsor
AdventHealth Translational Research Institute
Other
Eligibility
65 Years and older
Enrollment
1,423 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Mar 29, 2026 · Synced Sep 9, 2026, 1:43 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

A 14 Week Study of Mindfulness Effects on Attentional Control in Older Adults

NCT02714426
View directory record Official record
Conditions
Cognitive Aging
Interventions
Mindfulness-inspired treatment, Brain health
Behavioral · Other
Lead sponsor
University of Florida
Other
Eligibility
65 Years and older
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Mar 6, 2019 · Synced Sep 9, 2026, 1:43 AM EDT
Recruiting Not applicable Interventional

Characterizing the Impact of Presbyphonia on Social Interaction

NCT06441136
View directory record Official record
Conditions
Presbyphonia
Interventions
PhoRTE Program, University of California Los Angeles (UCLA) Loneliness Scale, Social Disconnectedness Scale, Patient Health Questionnaire 9, Aging Voice Index, The Edmonton Frail Scale, Vocal Effort Scale, Montreal Cognitive Assessment, Voice Handicap Index-10, Voice Problem Impact Scales, Cough Severity Index, Laryngoscopy, Acoustic, perceptual, and aerodynamic assessments
Other · Procedure
Lead sponsor
Matthew R. Hoffman
Other
Eligibility
65 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Jul 16, 2025 · Synced Sep 9, 2026, 1:43 AM EDT
Completed No phase listed Observational

Diagnosis of PD and PD Progression Using DWI

NCT02837172
View directory record Official record
Conditions
Parkinson's Disease
Interventions
Diffusion Weighted Imaging (DWI)
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
19 Years and older
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jun 18, 2019 · Synced Sep 9, 2026, 1:43 AM EDT
Terminated No phase listed Observational

Serial Testing To Assess Cognitive Function In Cancer

NCT06160700
View directory record Official record
Conditions
Cancer
Interventions
Montreal Cognitive Assessment (MoCA)
Behavioral
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
2
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jun 9, 2024 · Synced Sep 9, 2026, 1:43 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Automated IADL Sensing to Refine Measurement of Older Adult Daily Activity

NCT07585864
View directory record Official record
Conditions
Cognitive Ability General, Functional Abilities
Interventions
Not listed
Lead sponsor
University of Pittsburgh
Other
Eligibility
75 Years and older · Female only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 10, 2026 · Synced Sep 9, 2026, 1:43 AM EDT
Completed Not applicable Interventional

Evaluating the Risk of Cognitive Impairment After Surgical and Transcatheter Aortic Valve Replacement

NCT02971020
View directory record Official record
Conditions
Cardiovascular Disease, Aortic Valve Stenosis, Cognitive Assessments, Valve Surgery, Transcatheter Valve Replacement, Surgical Valve Replacement
Interventions
Observational/Cognitive Assessment
Other
Lead sponsor
Minnesota Veterans Medical Research and Education Foundation
Other
Eligibility
Up to 104 Years
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 25, 2018 · Synced Sep 9, 2026, 1:43 AM EDT