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ClinicalTrials.gov public records Last synced Nov 2, 2026, 5:09 AM EST

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Showing 313–336 of 349 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Normal Individuals Clear all
Completed No phase listed Observational Accepts healthy volunteers

Cognitive Dysfunction in Postural Tachycardia Syndrome

NCT01366963
View directory record Official record
Conditions
Postural Tachycardia Syndrome
Interventions
Seated Measurements, Standing Measurements, Self-Administered Surveys
Behavioral
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 60 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2015
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 17, 2016 · Synced Nov 2, 2026, 5:09 AM EST
Recruiting No phase listed Observational Accepts healthy volunteers

The Physiology of Human Brown Adipose Tissue

NCT04352244
View directory record Official record
Conditions
Adipose Tissue, Brown, Adipose Tissue, Obesity
Interventions
Fat biopsy, Blood sampling, Blood sample for DNA analysis
Procedure · Diagnostic Test · Genetic
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 31, 2025 · Synced Nov 2, 2026, 5:09 AM EST
Not listed Not applicable Interventional Accepts healthy volunteers

Obstructive Sleep Apnea (OSA) and Metabolic Syndrome: Role of Oxidative Stress

NCT00177892
View directory record Official record
Conditions
Obstructive Sleep Apnea, Metabolic Syndrome X
Interventions
sleep disruption, sleep with and without positive pressure
Procedure
Lead sponsor
National Institute on Aging (NIA)
NIH
Eligibility
18 Years to 65 Years
Enrollment
76 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2008
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced Nov 2, 2026, 5:09 AM EST
Recruiting Not applicable Interventional Accepts healthy volunteers

Reactive Balance Training for Fall Prevention

NCT04205279
View directory record Official record
Conditions
Healthy Young, Healthy Aging, Stroke
Interventions
Experimental: Treadmill training, Experimental: Overground training, Experimental: Surefooted training
Other
Lead sponsor
University of Illinois Chicago
Other
Eligibility
18 Years to 90 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 6, 2026 · Synced Nov 2, 2026, 5:09 AM EST
Recruiting No phase listed Observational Accepts healthy volunteers

Caris Biorepository Research Protocol

NCT01499394
View directory record Official record
Conditions
Cancer, Early Detection of Cancer, Minimal Residual Disease
Interventions
Not listed
Lead sponsor
Caris Science, Inc.
Industry
Eligibility
18 Years and older
Enrollment
100,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2035
U.S. locations
38
States / cities
Mobile, Alabama • Scottsdale, Arizona • Jonesboro, Arkansas + 32 more
Source: ClinicalTrials.gov public record
Updated Jan 21, 2026 · Synced Nov 2, 2026, 5:09 AM EST
Recruiting No phase listed Observational

Developing Brain, Impulsivity and Compulsivity

NCT04631042
View directory record Official record
Conditions
Typical Development, Obsessive Compulsive Disorder, Conduct Disorder, Attention Deficit Hyperactivity Disorder, Autism Spectrum Disorder
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
6 Years to 80 Years
Enrollment
1,100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2031
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 25, 2026 · Synced Nov 2, 2026, 5:09 AM EST
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Hepatic Ultrasound on Metabolic Homeostasis

NCT04622683
View directory record Official record
Conditions
Healthy, Insulin Resistance
Interventions
Ultrasound
Procedure
Lead sponsor
Yale University
Other
Eligibility
18 Years to 60 Years
Enrollment
37 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Dec 16, 2024 · Synced Nov 2, 2026, 5:09 AM EST
Terminated No phase listed Observational

Factors Involved in Obesity-related Inflammation and Insulin Resistance

NCT01173705
View directory record Official record
Conditions
Obesity, Insulin Resistance, Inflammation
Interventions
Not listed
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 65 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 20, 2017 · Synced Nov 2, 2026, 5:09 AM EST
Completed Phase 2 Interventional Accepts healthy volunteers Results available

The Effects of Cannabidiol on the Driving Ability of Healthy Adults

NCT04590495
View directory record Official record
Conditions
Driving Performance, Cognitive Impairment, Sedation Complication, Mood
Interventions
300 mg Cannabidiol (CBD) oil, Placebo
Drug
Lead sponsor
West Virginia University
Other
Eligibility
18 Years to 30 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Morgantown, West Virginia
Source: ClinicalTrials.gov public record
Updated Sep 15, 2022 · Synced Nov 2, 2026, 5:09 AM EST
Recruiting No phase listed Observational Accepts healthy volunteers

Lipoprotein Interactions and Platelet Function in Healthy Individuals and Those With Lipid Disorders

NCT06747000
View directory record Official record
Conditions
Lipid Disorders
Interventions
Not listed
Lead sponsor
The Miriam Hospital
Other
Eligibility
18 Years to 69 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2029
U.S. locations
2
States / cities
East Providence, Rhode Island • Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Oct 1, 2025 · Synced Nov 2, 2026, 5:09 AM EST
Recruiting Not applicable Interventional Accepts healthy volunteers

Effectiveness Comparison of 3D-Printed and Conventional Ear Tip Comfort in Individuals With Hearing in the Normal Range

NCT07216937
View directory record Official record
Conditions
Hearing Aids, 3D Printing
Interventions
BTE hearing aid with compatible earmolds
Device
Lead sponsor
University of Arizona
Other
Eligibility
18 Years to 89 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated May 1, 2026 · Synced Nov 2, 2026, 5:09 AM EST
Completed Not applicable Interventional Accepts healthy volunteers Results available

Comparing the Efficacy of a Dual-Frequency LLLT Device With a Sham Device as a Therapy for Adipose Tissue Loss

NCT03811093
View directory record Official record
Conditions
Obesity, Body Weight, Fat Burn, Cellulite, Abdominal Fat, Adipose Tissue Atrophy
Interventions
Care as Usual Group, Sham Group
Device
Lead sponsor
IR Technology, LLC
Industry
Eligibility
18 Years and older
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Hixson, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 15, 2022 · Synced Nov 2, 2026, 5:09 AM EST
Completed No phase listed Observational Accepts healthy volunteers

Extended Platelet Parameters as a Means to Differentiate Immune Thrombocytopenia From Hypo-proliferative Thrombocytopenias.

NCT01933035
View directory record Official record
Conditions
Immune Thrombocytopenia, Chemotherapy Induced Thrombocytopenia, Myelodysplasia, Aplastic Anaemia
Interventions
Immune Thrombocytopenics, Hypo-proliferative thrombocytopenics, Control Population
Other
Lead sponsor
Beth Israel Medical Center
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 17, 2016 · Synced Nov 2, 2026, 5:09 AM EST
Completed No phase listed Observational

A Qualitative Case Study of the Experiences of Children With Cancer as They Learn About Their Diagnosis and Treatment

NCT02041689
View directory record Official record
Conditions
Sarcoma
Interventions
Interview, Observations, Guided Activities
Behavioral
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
7 Years to 11 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 20, 2016 · Synced Nov 2, 2026, 5:09 AM EST
Completed No phase listed Observational Accepts healthy volunteers

Auditory Masking Effects on Speech Fluency in Aphasia and Apraxia of Speech

NCT02094014
View directory record Official record
Conditions
Apraxia of Speech, Aphasia, Cerebrovascular Accident
Interventions
Normal Auditory Feedback, Masked Auditory Feedback, Altered Auditory Feedback
Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated May 12, 2016 · Synced Nov 2, 2026, 5:09 AM EST
Terminated No phase listed Observational

Evaluation of Ocular Lens Proteins in Cataract From Individuals With Down Syndrome

NCT03778528
View directory record Official record
Conditions
Cataract, Down Syndrome
Interventions
cataract surgery
Procedure
Lead sponsor
University of Colorado, Denver
Other
Eligibility
1 Month to 18 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jul 7, 2020 · Synced Nov 2, 2026, 5:09 AM EST
Completed Not applicable Interventional Results available

Effects of Device-assisted Practice of ADL on Arm/Hand Recovery in Individuals With Moderate to Severe Stroke

NCT04077073
View directory record Official record
Conditions
Stroke
Interventions
ReIn-Hand, Robot
Device
Lead sponsor
Northwestern University
Other
Eligibility
21 Years to 80 Years
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
2
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 4, 2026 · Synced Nov 2, 2026, 5:09 AM EST
Completed Not applicable Interventional Accepts healthy volunteers

Personalized Lifestyle Intervention for Improving Functional Health Outcomes Using N-of-1 Tent-Umbrella-Bucket Design

NCT04005456
View directory record Official record
Conditions
Health, Subjective, Gastrointestinal Dysfunction, Cardiovascular Risk Factor, Autoimmune Diseases, Dental Diseases, Hormone Disturbance, Neurocognitive Dysfunction
Interventions
Supplements and/or medical foods, Behavioral change support program, Food plan
Dietary Supplement · Behavioral · Other
Lead sponsor
Metagenics, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
1
States / cities
Gig Harbor, Washington
Source: ClinicalTrials.gov public record
Updated Oct 30, 2023 · Synced Nov 2, 2026, 5:09 AM EST
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available

Evaluation of 18 F-FP-DTBZ Pancreatic PET Scanning as a Tool to Measure Beta Cell Mass

NCT02236754
View directory record Official record
Conditions
Healthy Volunteers, Diabetes Mellitus, Type 1
Interventions
18 F-FP-DTBZ, PET Scanning
Drug · Radiation
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 70 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 23, 2024 · Synced Nov 2, 2026, 5:09 AM EST
Active, not recruiting No phase listed Observational

Strength and Muscle Related Outcomes for Nutrition and Lung Function in CF

NCT05639556
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
BMI and lean mass index from DXA, Anthropometric Measurements, Hand-grip strength, Six-minute walk Test, Sit-to-Stand Test, Short physical performance battery (SPPB), BIA Sub-study, Accelerometry to assess physical activity, Gastrointestinal (GI) and nutrition questionnaires:, Psychosocial questionnaire: PHQ-8, Psychosocial questionnaire: GAD-7, Psychosocial questionnaire: The Treatment Self-Regulation Questionnaire (TSRQ), Psychosocial questionnaire: CF Fatalism Scale, Psychosocial questionnaire: Body Esteem Scale for Adolescents and Adults (BESAA), 12-month Questionnaire, Oral glucose tolerance testing (OGTT), Continuous glucose monitoring (CGM), Chest CT scans (When available within the past 6 months in medical records), Hologic Dual X-Ray Absorptiometry (DXA), Ultrasound Sub-study of assessment of appendage muscles using ultrasound, Psychosocial questionnaire: Hunger Vital Sign questionnaire, Respiratory symptom questionnaire: CRISS, Spirometry, Psychosocial questionnaire: Additional Health Questionnaire, CF Management Questionnaire, Food Frequency Questionnaire
Diagnostic Test · Other · Device
Lead sponsor
Jaeb Center for Health Research
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
23
States / cities
Tucson, Arizona • Little Rock, Arkansas • Atlanta, Georgia + 19 more
Source: ClinicalTrials.gov public record
Updated Mar 13, 2026 · Synced Nov 2, 2026, 5:09 AM EST
Completed Not applicable Interventional Results available

Myoelectric Upper Limb Orthosis Use by Persons With TBI and Stroke

NCT03215771
View directory record Official record
Conditions
Traumatic Brain Injury, Stroke
Interventions
MyoPro Motion-G, Motor Learning-Based Therapy
Device · Other
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 15, 2021 · Synced Nov 2, 2026, 5:09 AM EST
Completed Not applicable Interventional Accepts healthy volunteers

Tissue-Specific Metabolic Reprogramming in Diabetic Complications

NCT01823406
View directory record Official record
Conditions
Type 1 Diabetes Mellitus
Interventions
Euglycemic clamp (normal blood sugar clamp) for 4 hours, hyperglycemic clamp (elevated blood sugar to 300) for 4 hours
Procedure
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2017
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 28, 2018 · Synced Nov 2, 2026, 5:09 AM EST
Terminated Phase 1 Interventional

NP001, Alzheimer's Disease, and Blood Markers of Inflammation

NCT03179501
View directory record Official record
Conditions
Alzheimer Disease
Interventions
NP001, Placebo
Drug
Lead sponsor
Beau Nakamoto
Other
Eligibility
55 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Honolulu, Hawaii
Source: ClinicalTrials.gov public record
Updated Oct 22, 2018 · Synced Nov 2, 2026, 5:09 AM EST
Recruiting No phase listed Observational Accepts healthy volunteers

Ventilatory and Perfusion Abnormalities in Individuals With Post-Acute Sequelae of SARS-CoV-2 Infection

NCT05866952
View directory record Official record
Conditions
Post-Acute COVID-19, Post COVID-19 Condition, Post Viral Fatigue, Dyspnea
Interventions
Computed Tomography of the Chest
Diagnostic Test
Lead sponsor
Tufts Medical Center
Other
Eligibility
18 Years to 99 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 20, 2025 · Synced Nov 2, 2026, 5:09 AM EST