Clinical trials: Biological Clock Disturbance
Sleep Deprivation, Circadian Rhythm Disorders
PBM Effects on Health and Well-being in Humans
The goal of this clinical study is to assess the effects of different photobiomodulation (PBM) conditions in men and women between 25 and 65 years old with daytime sleepiness/drowsiness and /or mild mood complaints but be…
- Trial name
- NCT05619133
- Testing
- PBM
- Where
- Netherlands
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Seaborough Life Science B.V.
Sleep Apnea, Insomnia
Adult Sleep Health in the Rural Appalachia and Mississippi Delta Region and Its Relationships With Cardiometabolic Health Disparities.
Rural communities in the southern U.S. suffer a disproportionate burden of morbidity and mortality from cardiometabolic disease, with traditional risk factors explaining only a modest proportion of the excess burden of disease.
- Conditions
- Sleep Apnea, Insomnia, Sleep Deprivation, Sleep Disorders, Circadian Rhythm
- Trial name
- NCT06336525
- Where
- United States
- Volunteers
- 3,680 people
- Sponsor
- Brigham and Women's Hospital
Hypertension
Home Blood Pressure SMS Telemonitoring in the Primary Care Setting
Hypertension is a public health problem worldwide, being responsible for 9.4 million deaths worldwide each year, as well as contributing to the burden of coronary, cerebrovascular, renal diseases, among others.
- Trial name
- NCT03524456
- Testing
- Home blood pressure monitoring
- Where
- Peru
- Volunteers
- 40 people
- Sponsor
- Universidad Peruana Cayetano Heredia
Circadian Rhythm Sleep Disorder
Circadian Rhythms and Sleep in Familial DSPS and ASPS
The purpose of this study is to determine the properties of circadian rhythms and sleep propensity in familial advanced and delayed sleep phase syndrome (DSPS).
- Trial name
- NCT00246454
- Where
- United States
- Volunteers
- 156 people
- Sponsor
- Northwestern University
Delayed Sleep-Wake Phase Disorder
Pupillometry in Delayed Sleep Wake Phase Disorder
The goal of this observational study is to characterize the pupil light response in patients with delayed sleep-wake phase disorder.
- Trial name
- NCT06949644
- Testing
- Light and Citalopram
- Where
- United States
- Volunteers
- 220 people
- Sponsor
- Northwestern University
Diabetic Retinopathy, Melatonin
Diabetic Retinopathy: Effects of Melatonin Treatment on Visual Functions and Circadian Rhythm
This study evaluates the effect of melatonin 4 mg on circadian rhythm and visual function of patients with diabetes mellitus. Half of the patients will receive melatonin (arm-1) and the other half will receive placebo (arm-2)…
- Conditions
- Diabetic Retinopathy, Melatonin, Circadian Dysrhythmia, Circadian Rhythm Sleep Disorder, Unspecified Type
- Trial name
- NCT03478306
- Testing
- Melatonin 4 mg Tablet
- Where
- Denmark
- Volunteers
- 31 people
- Sponsor
- Glostrup University Hospital, Copenhagen
Post Stroke Depression, Post Stroke Fatigue
The Effects of Naturalistic Light on Post Stroke Complications Related Brain Areas in Stroke Patients During Admission for Rehabilitation.
Background: Light is the most important regulator of circadian rhythm. Naturalistic light, which contains the spectrum of sunlight throughout the day, has been shown to have a positive impact on mental states such as depression…
- Conditions
- Post Stroke Depression, Post Stroke Fatigue, Circadian Dysregulation, Stroke
- Trial name
- NCT06922409
- Testing
- Naturalistic Light Intervention
- Where
- Denmark
- Volunteers
- 45 people
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
Breast Cancer, Fatigue
The Role of Circadian Rhythms in Cancer-Related Symptoms
Emerging evidence indicates that circadian rhythms may be disrupted following cancer and its treatment, and that circadian rhythm disruption may be an underlying pathophysiological mechanism of cancer- and cancer…
- Conditions
- Breast Cancer, Fatigue, Cognitive Impairment, Sleep
- Trial name
- CHRONO (NCT04401189)
- Where
- Denmark
- Volunteers
- 124 people, healthy volunteers welcome
- Sponsor
- Aarhus University Hospital
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
Chromosome Disorders
Melatonin Levels in Smith Magenis Syndrome (SMS)
The goal of this pilot project is to determine whether melatonin levels are disordered in patients with Smith-Magenis Syndrome (SMS) and whether melatonin treatment can correct abnormal circadian rhythms in SMS patients.
- Trial name
- NCT00691574
- Testing
- Melatonin, Enviro-light artificial light box
- Where
- United States
- Volunteers
- 5 people, healthy volunteers welcome
- Sponsor
- Oregon Health and Science University
Obesity, Shift-work Disorder
Night Shift Work and Biomarkers of Obesity Risk in Hospital and Industry Workers
Shift work is a well-known risk factor for the development of overweight and obesity, which may lead to downstream effects such as increased risk of cardiometabolic diseases and cancer.
- Conditions
- Obesity, Shift-work Disorder, Circadian Rhythm Disorders
- Trial name
- Shift2Health (NCT06288568)
- Testing
- No intervention
- Where
- Austria
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- University of Vienna
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
Cancer-related Problem/Condition, Depression
Programmed Environmental Illumination (PEI) of Hospital Rooms to Prevent/Reduce Cancer-Related Fatigue
A sample of 60 patients scheduled for HSCT in the treatment of MM will be recruited in the weeks to months prior to their hospitalization.
- Conditions
- Cancer-related Problem/Condition, Depression, Circadian Rhythm Disorders
- Trial name
- PEI (NCT03198754)
- Testing
- PEI Experimental Light, Comparison Light
- Where
- United States
- Volunteers
- 73 people
- Sponsor
- Icahn School of Medicine at Mount Sinai
Depression, Sleep Disorders, Circadian Rhythm
Longitudinal Ecological Study on Sleep-Wake Patterns in MDD Using Actigraphy
The proposed study will include a longitudinal ecological study (Study 1) and a randomised controlled trial (Study 2). The aims will be to (1) identify the sleep-wake profiles in individuals with Major Depressive Disorder (MDD)…
- Trial name
- NCT06233422
- Testing
- No intervention involved
- Where
- Hong Kong
- Volunteers
- 140 people, healthy volunteers welcome
- Sponsor
- Chinese University of Hong Kong
Shift Work Sleep Disorder
A Pilot of a Personalized Circadian mHealth to Improve Sleep in Night Shift Workers
The goal of this project is to establish the evidence base for equitable accessibility and implementation of the precision sleep medicine mobile application, SHIFT.
- Trial name
- SAIL (NCT06809335)
- Testing
- Personalized circadian mHealth
- Where
- United States
- Volunteers
- 300 people
- Sponsor
- Henry Ford Health System
Shift-Work Sleep Disorder
Assessments in Stress and Quality of Sleep/Life in Night-shift Nurses and Doctors
This study aims to evaluate the effects of aroma massage to sleep quality of the nurses and staff during night shift.
- Trial name
- NCT02541747
- Testing
- massage
- Where
- Taiwan
- Volunteers
- 77 people, healthy volunteers welcome
- Sponsor
- Taichung Veterans General Hospital
Colorectal Neoplasm, Circadian Rhythm Sleep Disorder
Sleep and Survival in Colorectal Cancer
Objective The objective of the current trial is to investigate the effect of perioperative sleep and circadian rhythm on the natural course of survival among patient diagnosed with colorectal cancer.
- Conditions
- Colorectal Neoplasm, Circadian Rhythm Sleep Disorder, Depression, Quality of Life
- Trial name
- NCT03254836
- Testing
- Standard of care
- Where
- Denmark
- Volunteers
- 45 people
- Sponsor
- Zealand University Hospital
Sleep Disorders, Circadian Rhythm, Sleep Disorder
Implementing and Sustaining a Transdiagnostic Sleep and Circadian Treatment
The goal is to collect pilot data on an adapted version of the Transdiagnostic Sleep and Circadian intervention (TranS-C), referred to as 'Fitted TranS-C'.
- Conditions
- Sleep Disorders, Circadian Rhythm, Sleep Disorder, Acceptability, Feasibility
- Trial name
- NCT03556878
- Testing
- Fitted Transdiagnostic Sleep and Circadian intervention
- Where
- United States
- Volunteers
- 21 people
- Sponsor
- University of California, Berkeley
Feeding Patterns, Critical Illness
The Effect of Sequential Feeding for Circadian Rhythm and Gut Flora Rhythm in Critically Ill Patients
Circadian rhythms plays an important role for healthy. And critical illness contributes to the disruption of circadian rhythms. Not only right but also feeding can affect the circadian clock gene expression.
- Conditions
- Feeding Patterns, Critical Illness, Circadian Rhythm Disorders
- Trial name
- NCT06083831
- Testing
- feeding type
- Where
- China
- Volunteers
- 20 people
- Sponsor
- Qingdao University
Sleep, Sleep Disorders, Circadian Rhythm
Effects of Delayed School Start Times on Sleep, Mental Health, and Academic Performance Among Norwegian Adolescents
The aim is to investigate whether later school start times have positive effects on high school students' sleep patterns, mental health and daytime functioning.
- Conditions
- Sleep, Sleep Disorders, Circadian Rhythm, Psychiatric Disorder, Sleepiness, Daytime
- Trial name
- NCT06657482
- Testing
- Delayed school start time
- Where
- Norway
- Volunteers
- 583 people, healthy volunteers welcome
- Sponsor
- University of Bergen