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ClinicalTrials.gov public records Last synced Oct 23, 2026, 11:33 AM EDT

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Showing 1–24 of 217 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Normal sleep Clear all
Completed No phase listed Observational Accepts healthy volunteers

Sleep, Circadian Rhythm & Skin Health

NCT02457000
View directory record Official record
Conditions
Healthy, Psoriasis, Eczema, Acne
Interventions
Not listed
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
18 Years and older
Enrollment
59 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2020
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 15, 2021 · Synced Oct 23, 2026, 11:33 AM EDT
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 Oct 23, 2026, 11:33 AM EDT
Completed No phase listed Observational

Determinants of Early Cystic Fibrosis Lung Disease

NCT03579173
View directory record Official record
Conditions
Cystic Fibrosis in Children
Interventions
Infant PFT, Lung Clearance Index, Passive tidal breathing
Diagnostic Test
Lead sponsor
Indiana University
Other
Eligibility
1 Month to 5 Years
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jun 22, 2022 · Synced Oct 23, 2026, 11:33 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Pistachio Snacking and Metabolic Flexibility

NCT07340125
View directory record Official record
Conditions
Overweight (BMI > 25), Obese But Otherwise Healthy Participants, Overweight or Obese, Obese Patients (BMI ≥ 30 kg/m²), Poor Sleep Quality, Healthy Participants, Physically Inactive
Interventions
Pistachio
Other
Lead sponsor
University of South Carolina
Other
Eligibility
25 Years to 45 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated Jan 14, 2026 · Synced Oct 23, 2026, 11:33 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Sleep, Exercise and Insulin Sensitivity

NCT03556410
View directory record Official record
Conditions
Obesity
Interventions
sleep, exercise
Behavioral
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
21 Years to 40 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Jan 28, 2021 · Synced Oct 23, 2026, 11:33 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Evaluation of Vestibular Stimulation to Help Occasional Sleeplessness

NCT00594022
View directory record Official record
Conditions
Insomnia, Sleeplessness, Transient Insomnia
Interventions
Electric stimulation of the Vestibular Nerve - "VirtuSom", Electric stim of the Vestibular Nerve - "VirtuSom" - SHAM
Device
Lead sponsor
Philips Respironics
Industry
Eligibility
21 Years to 50 Years
Enrollment
349 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
6
States / cities
Atlanta, Georgia • New York, New York • Rochester, New York + 2 more
Source: ClinicalTrials.gov public record
Updated Jan 7, 2019 · Synced Oct 23, 2026, 11:33 AM EDT
Completed Not applicable Interventional Results available

Pilot Study of Closed-Loop Glucose Control in People With Type 1 Diabetes (BPK004)

NCT00977808
View directory record Official record
Conditions
Type 1 Diabetes
Interventions
Closed-Loop, Model Predictive Control (MPC), Open-Loop
Device
Lead sponsor
University of Virginia
Other
Eligibility
21 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Sep 4, 2014 · Synced Oct 23, 2026, 11:33 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Understanding Experimentally Induced Hot Flushes

NCT00455689
View directory record Official record
Conditions
Hot Flashes
Interventions
Leuprolide acetate
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 18, 2018 · Synced Oct 23, 2026, 11:33 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Age-Related Changes in Sleep-Dependent Emotional Memory

NCT04141722
View directory record Official record
Conditions
Sleep, Age, Emotional Valence
Interventions
Overnight sleep, Wake
Behavioral
Lead sponsor
University of Massachusetts, Amherst
Other
Eligibility
18 Years to 80 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Amherst, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 28, 2019 · Synced Oct 23, 2026, 11:33 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Norepinephrine Transporter Availability in PTSD

NCT01799837
View directory record Official record
Conditions
Posttraumatic Stress Disorder
Interventions
[C-11]MENET
Drug
Lead sponsor
Emory University
Other
Eligibility
30 Years to 70 Years · Male only
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Sep 11, 2013 · Synced Oct 23, 2026, 11:33 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Protein Quantity Within the USDA Healthy Style Eating Pattern on Sleep

NCT03174769
View directory record Official record
Conditions
Sleep, Body Composition
Interventions
Normal protein, High protien
Other
Lead sponsor
Purdue University
Other
Eligibility
35 Years to 69 Years
Enrollment
71 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
West Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated Dec 20, 2019 · Synced Oct 23, 2026, 11:33 AM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

MicroRNA Markers in Head and Neck Cancers

NCT04305366
View directory record Official record
Conditions
Squamous Cell Carcinoma of Head and Neck
Interventions
Tissue collection
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 100 Years
Enrollment
225 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2027
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Feb 24, 2026 · Synced Oct 23, 2026, 11:33 AM EDT
Completed No phase listed Observational

Functional Modeling of the Pediatric Airway

NCT01690078
View directory record Official record
Conditions
Subglottic Stenosis (SGS), Pierre Robin Sequence (PRS), Micrognathia, Normal Controls From CT Scans of the Upper Airway
Interventions
Not listed
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
Up to 17 Years
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 20, 2017 · Synced Oct 23, 2026, 11:33 AM EDT
Withdrawn Phase 1 Interventional Accepts healthy volunteers

Use of High Resolution Colonic Manometry in Studying Motility

NCT02574611
View directory record Official record
Conditions
Gastrointestinal Dysfunction
Interventions
Neostigmine, Glycopyrrolate, Saline (Placebo), High Resolution Colonic Manometry
Drug · Other · Device
Lead sponsor
James J. Peters Veterans Affairs Medical Center
Federal
Eligibility
18 Years to 75 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Sep 28, 2021 · Synced Oct 23, 2026, 11:33 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Sleep and Stigma: Novel Moderators in the Relationship Between Weight Status and Cognitive Function

NCT04346433
View directory record Official record
Conditions
Obesity, Childhood, Overweight, Childhood
Interventions
Restricted Sleep, Adequate Sleep
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
14 Years to 19 Years
Enrollment
61 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jul 13, 2023 · Synced Oct 23, 2026, 11:33 AM EDT
Completed Not applicable Interventional

Evaluation of Pain Neuroscience Education for Patients Who Experience Chronic Pain With Concurrent Opioid Dependence

NCT06442306
View directory record Official record
Conditions
Chronic Pain, Opioid Dependence
Interventions
Pain Neuroscience Education, General Health Education
Other
Lead sponsor
Wichita State University
Other
Eligibility
18 Years to 95 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Jun 4, 2024 · Synced Oct 23, 2026, 11:33 AM EDT
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 Oct 23, 2026, 11:33 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Apnea Hypopnea Index Severity Versus Head Position During Sleep

NCT04086407
View directory record Official record
Conditions
Sleep Disordered Breathing, Sleep Hypopnea, Sleep Apnea, Sleep Apnea, Obstructive, Snoring
Interventions
Dual-axis inclinometer attached to the subject's forehead with tape
Device
Lead sponsor
Sleep Systems
Industry
Eligibility
21 Years to 60 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 30, 2020 · Synced Oct 23, 2026, 11:33 AM EDT
Recruiting Phase 3 Interventional Accepts healthy volunteers

Basal Cell Carcinoma Chemoprevention Trial

NCT05212246
View directory record Official record
Conditions
Basal Cell Carcinoma
Interventions
5% Imiquimod cream, Placebo Vehicle Control Cream
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
1,630 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2032
U.S. locations
8
States / cities
Long Beach, California • San Diego, California • Bay Pines, Florida + 5 more
Source: ClinicalTrials.gov public record
Updated Oct 19, 2026 · Synced Oct 23, 2026, 11:33 AM EDT
Completed Not applicable Interventional

Effects of Upper Airway Muscle Training on OSA

NCT02502942
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Upper Airway Muscle Exercise, Sham Exercise
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 79 Years
Enrollment
134 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Nov 27, 2019 · Synced Oct 23, 2026, 11:33 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Snooze Control: Sleep Duration & Glucose Metabolism

NCT02583750
View directory record Official record
Conditions
Glucose Metabolism Disorders
Interventions
OGTT after deprived sleep first, OGTT after sufficient sleep first
Behavioral
Lead sponsor
Xuewen Wang
Other
Eligibility
18 Years to 25 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated Oct 22, 2015 · Synced Oct 23, 2026, 11:33 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Brain Oxygenation and Hemodynamics During Sleep in Obstructive Sleep Apnea Sufferers

NCT00591591
View directory record Official record
Conditions
Obstructive Sleep Apnea Syndrome
Interventions
OxiplexTS
Device
Lead sponsor
ISS, Inc.
Industry
Eligibility
21 Years to 55 Years
Enrollment
309 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2010
U.S. locations
4
States / cities
Orange, California • Stanford, California • Chicago, Illinois + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 16, 2011 · Synced Oct 23, 2026, 11:33 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Impact of Physical (In)Activity on Sleep Quality

NCT03514953
View directory record Official record
Conditions
Sleep
Interventions
Reduced Physical Activity
Behavioral
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years to 35 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Feb 10, 2020 · Synced Oct 23, 2026, 11:33 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Nutrition Intervention to Promote Immune Recovery From Sleep Restriction

NCT03525184
View directory record Official record
Conditions
Sleep Restriction
Interventions
Additional protein and multi-nutrient beverage, Placebo beverage
Other
Lead sponsor
United States Army Research Institute of Environmental Medicine
Federal
Eligibility
18 Years to 45 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Natick, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 27, 2020 · Synced Oct 23, 2026, 11:33 AM EDT