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Showing 1–24 of 51 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Fatigue
Interventions
Mandatory Naps
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
Not listed
Enrollment
352 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

Skeletal Response to Simulated Night Shift

NCT05074277
Conditions
Osteoporosis, Circadian Rhythm Sleep Disorder, Shift Work Type
Interventions
Simulated short term night shift work schedule
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
20 Years to 40 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Aurora, Colorado
Completed Not applicable Interventional Results available

24 Hour Intensivist Coverage in the Medical Intensive Care Unit

NCT01434823
Conditions
Critically Ill
Interventions
Nocturnal coverage
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
1,609 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

Performance Nutrition for Residents and Fellows

NCT03698123
Conditions
Physician Well-being, Cognitive Function, Diet Modification, Diet Habit, Shift-Work Related Sleep Disturbance, Sleep Deprivation
Interventions
Dietary Modification
Other
Lead sponsor
Stanford University
Other
Eligibility
21 Years and older
Enrollment
61 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Stanford, California
Conditions
PreDiabetes, Type 2 Diabetes, Healthy
Interventions
Time Restrictive Eating- late, Time Restrictive Eating- early, Time Restrictive Eating- early with early caloric intake, Macronutrient-controlled meals
Behavioral · Other
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Stanford, California
Conditions
Healthy, Circadian Misalignment
Interventions
Exercise
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 40 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Aurora, Colorado
Completed Not applicable Interventional Results available

Validation of Safety and Efficacy for Night Shift Therapy

NCT02032706
Conditions
Obstructive Sleep Apnea
Interventions
Deliver therapy when the supine position is detected
Device
Lead sponsor
Advanced Brain Monitoring, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Murrieta, California
Conditions
Trauma Injury, Physician's Role
Interventions
Night Shift, Usual education
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
25 Years to 70 Years
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

Computer Screen Properties Study

NCT05042960
Conditions
Dry Eye Syndromes
Interventions
Brightness
Other
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 100 Years
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
New York, New York
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Does Circadian Misalignment Have Sex-Specific Effects on Metabolism?

NCT07441265
Conditions
Circadian Misalignment, Sex Differences
Interventions
Day shift, Night shift
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 40 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Shift Work
Interventions
No-nap, 15-min nap, 30-min nap, 45-min nap, 60-min nap
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
130 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Conditions
Excessive Daytime Sleepiness, Narcolepsy, Obstructive Sleep Apnea/Hypopnea Syndrome, Chronic Shift Work Sleep Disorder
Interventions
Armodafinil 100 to 250 mg/day
Drug
Lead sponsor
Cephalon
Industry
Eligibility
18 Years to 65 Years
Enrollment
743 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
74
States / cities
Birmingham, Alabama • Phoenix, Arizona • Hot Springs, Arkansas + 64 more
Terminated Not applicable Interventional Accepts healthy volunteers

Acute Sleep Loss and Arterial Stiffness

NCT05940467
Conditions
Arterial Stiffness
Interventions
Sleep Loss
Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
20 Years to 29 Years
Enrollment
3 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Completed Not applicable Interventional

Sleep After Adolescent Concussion

NCT03781076
Conditions
Brain Concussion
Interventions
Sleep Intervention
Behavioral
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
12 Years to 18 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Cincinnati, Ohio
Conditions
Shift Work Sleep Disorder
Interventions
Personalized circadian mHealth
Other
Lead sponsor
Henry Ford Health System
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Novi, Michigan
Conditions
Mental Fatigue
Interventions
Travel Telehealth Delivery
Other
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Atlanta, Georgia
Conditions
Chronic Kidney Diseases, Hypertension
Interventions
Re-timing of anti-hypertensive drug, Current regimen
Other
Lead sponsor
Yale University
Other
Eligibility
6 Years to 18 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
New Haven, Connecticut
Recruiting Not applicable Interventional Accepts healthy volunteers

Countermeasures to Circadian Misalignment

NCT04966351
Conditions
Circadian Rhythm Sleep Disorder of Shift Work Type, Metabolic Disease, Insulin Sensitivity
Interventions
Time-restricted feeding, Circadian Misalignment
Behavioral
Lead sponsor
Colorado State University
Other
Eligibility
18 Years to 35 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Fort Collins, Colorado
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Sleep and Circadian Treatments for Shift Workers

NCT03813654
Conditions
Shift-Work Sleep Disorder, Shift-Work Related Sleep Disturbance
Interventions
8-h Afternoon-Evening Sleep, 8-h Free Sleep
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
50 Years to 65 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Wounds and Injuries
Interventions
Video game, Educational program
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
Not listed
Enrollment
142 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Eating Behaviors in Shift Workers

NCT04468672
Conditions
Shift Work Type Circadian Rhythm Sleep Disorder, Eating Behavior
Interventions
Portion size
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
20 Years to 55 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2027
U.S. locations
1
States / cities
New York, New York
Conditions
Delirium in Old Age
Interventions
White/Pink Noise, Control Group
Device · Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
65 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
Sleep Disorders, Circadian Rhythm
Interventions
Melatonin, Placebo
Dietary Supplement · Other
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2028
U.S. locations
1
States / cities
Charlottesville, Virginia
Completed No phase listed Observational Accepts healthy volunteers

Skeletal Effects of Chronic Night Shift

NCT05091021
Conditions
Osteoporosis, Circadian Rhythm Sleep Disorder, Shift Work Type
Interventions
Not listed
Lead sponsor
University of Colorado, Denver
Other
Eligibility
20 Years to 50 Years
Enrollment
59 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Aurora, Colorado