Clinical trials: Circadian Rhythm Sleep-Wake Disorders, Shift Work Type
Sleep Disorders, Circadian Rhythm
Circadian Phase Adjustment and Improvement of Metabolic Control in Night Shift Workers
EuRhythDia II is a multicenter, randomized, double-blind controlled study. The rationale of EuRhythdia is to explore the effects of 12 weeks of timed melatonin treatment on circadian rhythm, metabolic control and cardiovascular…
- Trial name
- NCT02108353
- Testing
- Melatonin 2mg
- Where
- 3 sites in Germany, Italy
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- Universitätsklinikum Hamburg-Eppendorf
Inflammation, Sleep Deprivation
Circadian Rhythm Disruption Effects on Smoke Inhalation
Particulate matter exposure during smoke inhalation provokes inflammatory immune responses in people exposed to burning biomass including fire fighters and civilians.
- Conditions
- Inflammation, Sleep Deprivation, Circadian Rhythm Sleep Disorder, Shift Work Type, Smoke Inhalation
- Trial name
- NCT04955431
- Testing
- Sleep Restriction, Normal Sleep
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Montana
Cardiovascular Diseases, Circadian Rhythm Sleep Disorder, Shift Work Type
Effect of a Grape Seed Proanthocyanidin Extract (GSPE) on LDL Cholesterol Levels in Rotating Night Shift Workers
The physiological processes of the body present daily oscillations called circadian rhythm. The circadian rhythm is essential for maintaining the vital functions of organisms, intervening directly and indirectly in a multitude of…
- Conditions
- Cardiovascular Diseases, Circadian Rhythm Sleep Disorder, Shift Work Type, Cholesterol Level, High
- Trial name
- CIRCAFENOL (NCT06422741)
- Testing
- grape seed proanthocyanidin extract
- Where
- 2 sites in Spain
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Fundació Eurecat
Gingivitis, Circadian Rhythm Disruption
Circadian Clock Proteins in Gingival Crevicular Fluid of Individuals With and Without Circadian Rhythm Disruption
This prospective cross-sectional clinical study aims to investigate the relationship between circadian rhythm disruption and periodontal inflammation by evaluating circadian clock protein levels, inflammatory (IL-1beta) and…
- Conditions
- Gingivitis, Circadian Rhythm Disruption, Periodontal Inflammation, Circadian Rhythm Sleep Disorder, Shift Work Type
- Trial name
- Nursma-CIRC-HG (NCT07592052)
- Testing
- Standard Periodontal Treatment
- Where
- Turkey (Türkiye)
- Volunteers
- 116 people, healthy volunteers welcome
- Sponsor
- Inonu University
Osteoporosis, Circadian Rhythm Sleep Disorder, Shift Work Type
Skeletal Effects of Chronic Night Shift
The specific aim of this observational study is to characterize changes in bone turnover makers (BTMs), bone mineral density (BMD), and bone microarchitecture in a cohort of nurses during their first year of night compared to day…
- Trial name
- ACORN (NCT05091021)
- Where
- United States
- Volunteers
- 59 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Shift Work Type Circadian Rhythm Sleep Disorder, Diabetes Mellitus, Type 2
Shift Work, Heredity, Insulin, and Food Timing Study
The purpose of this study is to determine whether night time eating that coincides with elevated endogenous melatonin impairs glucose tolerance, particularly in carriers of the MTNR1B risk allele.
- Conditions
- Shift Work Type Circadian Rhythm Sleep Disorder, Diabetes Mellitus, Type 2, Circadian Rhythm Sleep Disorder, Shift Work Type, Insulin Resistance
- Trial name
- SHIFT (NCT02997319)
- Where
- United States
- Volunteers
- 365 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Shift-Work Sleep Disorder, Shift Work Type Circadian Rhythm Sleep Disorder
Breath Biomarkers for Sleep Loss and Circadian Timing
Insufficient sleep has both health and safety risks, but currently there are no quick, accurate and inexpensive ways to measure sleep deficiency.
- Conditions
- Shift-Work Sleep Disorder, Shift Work Type Circadian Rhythm Sleep Disorder, Sleep Disorders, Circadian Rhythm, Sleep Disorders, Intrinsic
- Trial name
- NCT03980340
- Testing
- Short Nap Intervention, No Nap Intervention
- Where
- United States
- Volunteers
- 5 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital
Shift Work Sleep Disorder, Shift Work Type Circadian Rhythm Sleep Disorder
Recovery and Early Sleep Tracking Using the SuperPatch REM Patch
A Phase 1 Feasibility Study of the SuperPatch REM Patch for Post-Night-Shift Sleep Recovery in NHS Doctors
- Conditions
- Shift Work Sleep Disorder, Shift Work Type Circadian Rhythm Sleep Disorder, Shift Work Sleep Disorders
- Trial name
- REST (NCT07785960)
- Testing
- SuperPatch REM Patch
- Where
- United Kingdom
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- SuperPatch Limited LLC
Obstructive Sleep Apnea (OSA), Insomnia
Validating the Use of a Subjectively Reported Sleep Vital Sign
Sleep disorders are commonly under-recognized in the primary care setting and available screening tools are often are limited. The study inestigators hypothesize that the use of a novel subjective sleep vital sign (VS) will…
- Conditions
- Obstructive Sleep Apnea (OSA), Insomnia, Restless Leg Syndrome (RLS), Hypersomnia Type; Sleep Disorder
- Trial name
- SVS (NCT03018912)
- Testing
- Sleep VS
- Where
- United States
- Volunteers
- 1,260 people, healthy volunteers welcome
- Sponsor
- Kaiser Permanente
Sleep Wake Disorders, Sleep Disorders, Circadian Rhythm
Biomarkers for Circadian Timing in Healthy Adults
Study investigators want to learn more about the underlying biological clock and to see if the timing of that clock can be estimated from a single blood sample.
- Conditions
- Sleep Wake Disorders, Sleep Disorders, Circadian Rhythm, Sleep Disorders, Intrinsic, Advanced Sleep Phase Syndrome (ASPS)
- Trial name
- NCT03956745
- Testing
- sleep-wake timing, constant routine
- Where
- United States
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital
Osteoporosis, Circadian Rhythm Sleep Disorder, Shift Work Type
Skeletal Response to Simulated Night Shift
This small intervention study will determine if simulated short-term night shift work (NSW) negatively alters bone metabolism. The specific aim of the study is to determine if NSW acutely uncouples bone turnover markers (BTMs)…
- Trial name
- SPOTLIGHT (NCT05074277)
- Testing
- Simulated short term night shift work schedule
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Chronic Insomnia, Cognitive Behavioral Therapy
Cognitive Behavioral Therapy for Insomnia Among Different Types of Shift Workers
The aim of the study is to compare the implementation and effectiveness of group and self-help based cognitive behavioral treatment for insomnia (CBT-I) delivered by occupational health services (OHS) in a randomized and…
- Conditions
- Chronic Insomnia, Cognitive Behavioral Therapy, Sleep Disorders, Circadian Rhythm, Sleep Disorders, Shift-Work
- Trial name
- CBT-INSOMNIA (NCT02523079)
- Testing
- Cognitive Behavioral Group Therapy for Insomnia, Cognitive Behavioral Self-help Therapy for Insomnia, Sleep Hygiene Guidance
- Where
- 5 sites in Finland
- Volunteers
- 83 people
- Sponsor
- Finnish Institute of Occupational Health
Shift Work Type Circadian Rhythm Sleep Disorder, Insomnia, Psychophysiological
Shift Worker Intervention for Sleep Health
The aim of this study is to pilot test a comprehensive, personalized, media-augmented telehealth intervention ("SWISH") designed to improve sleep health among shift workers.
- Trial name
- SWISH (NCT06384742)
- Testing
- Shift Worker Intervention for Sleep Health
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- Oregon State University
Circadian Rhythm Sleep-Wake Disorders, Shift Work Type, Sleep Initiation and Maintenance Disorders
Optimizing Sleep Health in Nurses
The aim of the proposed study is to pilot test two behavioral sleep intervention strategies for improving insomnia among night shift working nurses.
- Trial name
- OSHIN (NCT05965609)
- Testing
- CBTI, MRTI
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Oregon State University