Clinical trials: Circadian Rhythm Sleep Disorder, 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 Type Circadian Rhythm Sleep Disorder
Determination of Protocol of Nocturnal Food Intake of Shift Workers.
This study evaluates the effect of different dietary conducts in the nocturnal period on the postprandial metabolism and food perceptions of night workers of the Hospital of Clinics of Uberlândia, Federal University of Uberlândia.
- Trial name
- NCT03456219
- Testing
- Normal protein diet, High-protein diet
- Where
- Brazil
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Federal University of Uberlandia
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 Type Circadian Rhythm Sleep Disorder, Chronobiology Disorders
Effects of Shift Work on Nurse Staff Health
Shift work deeply impacts on temporal organization leading to a circadian desynchronization, which translates into a worsening of the sleep quality and work ability during waking hours.
- Conditions
- Shift Work Type Circadian Rhythm Sleep Disorder, Chronobiology Disorders, Mood Swing, Physical Activity
- Trial name
- Turnisti (NCT03453398)
- Testing
- Shifts working hours with different schedules
- Where
- Italy
- Volunteers
- 71 people, healthy volunteers welcome
- Sponsor
- I.R.C.C.S Ospedale Galeazzi-Sant'Ambrogio
Cardiovascular Diseases, Obesity Prevention
Mediterranean Diet Education in Shift Nurses: Effects on Sleep, Activity, and Health Parameters
This study aimed to evaluate the effects of Mediterranean diet education on sleep quality, physical activity levels, blood parameters, and anthropometric measurements among shift-working nurses.
- Conditions
- Cardiovascular Diseases, Obesity Prevention, Atheroscleroses, Hypertension
- Trial name
- NCT07123610
- Testing
- Mediterranean Diet Education Program
- Where
- Turkey (Türkiye)
- Volunteers
- 130 people, healthy volunteers welcome
- Sponsor
- Bahçeşehir University
Circadian Rhythm Sleep Disorder of Shift Work Type, Metabolic Disease
Impact of Circulating and Tissue-specific Lipids on Vascular Function and Insulin Sensitivity in Chronic Night Shift Workers
People who experience repeated bouts of circadian misalignment, such as shift workers, are at higher risk of cardiovascular disease (CVD) and Type 2 diabetes (T2D) compared to daytime workers.
- Conditions
- Circadian Rhythm Sleep Disorder of Shift Work Type, Metabolic Disease, Insulin Sensitivity, Blood Pressure
- Trial name
- SHINE (NCT06550115)
- Testing
- Time-restricted eating, Control eating
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Colorado State University
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
Shift Work Type Circadian Rhythm Sleep Disorder, Eating Behavior
Eating Behaviors in Shift Workers
This study will compare eating behaviors and measures of hunger and fullness between day and night workers in order to better understand why night workers are at increased risk for obesity and related diseases.
- Trial name
- NCT04468672
- Testing
- Portion size
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Columbia University
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, Imbalance of Constituents of Food Intake
Meal Distribution Across the Day in Female Nurses Working Shifts
This study assessed the meal distribution across the day (energy and macronutrient intake) and its relationship to the nutritional status of nursing professionals.
- Trial name
- NCT02522195
- Volunteers
- 221 people, healthy volunteers welcome
- Sponsor
- Federal University of Uberlandia
Shift Work Type Circadian Rhythm Sleep Disorder
The Influence of Nocturnal Food Intake in Eating Behavior of Night Workers
This study aimed to verify the influence of night work and food intake during the night shift on the eating behavior of fixed night workers the next day.
- Trial name
- NCT03800732
- Testing
- With Meal during night work, Without Meal during night work, Sleep night
- Where
- Brazil
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Federal University of Uberlandia
Shift Work Schedule, Circadian Rhythm
Sleep Loss and Circadian Misalignment - Mechanisms of Insulin Resistance
The purpose of this study is to examine the impact of timed cortisol release or differently timed cortisol rhythms on insulin resistance in both men and women undergoing sleep restriction.
- Conditions
- Shift Work Schedule, Circadian Rhythm, Insulin Resistance, Circadian Misalignment
- Trial name
- NCT07494084
- Testing
- Metyrapone And Hydrocortisone, Dextrose, insulin
- Where
- United States
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Washington State University