Clinical trials: Circadian Misalignment, active
Healthy, Circadian Misalignment
Aerobic Exercise as a Countermeasure for Night Shift Associated Circadian Misalignment
This study plans to learn more about whether exercise can help protect the body from health problems that happen when a person's sleep and daily schedule are out of sync with their natural body clock (circadian rhythm).
- Trial name
- SHIFT-EX (NCT07668622)
- Testing
- Exercise
- Where
- United States
- Volunteers
- 16 people
- Sponsor
- University of Colorado, Denver
ADHD
Impact of Short and Mistimed Sleep on Adolescents With ADHD: The Adolescent Attention and Circadian Timing Study
Many adolescents go to bed late and wake up early for school. Science is only beginning to understand how sleep schedules can affect them.
- Trial name
- AACT (NCT07684417)
- Testing
- Aligned sleep extension, Misaligned sleep extension
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- Children's Hospital Medical Center, Cincinnati
Circadian Rhythm, Time Perception
Circadian Timing and Time Perception in Healthy Adults
This study examines how a person's natural daily rhythm ("chronotype") affects the way time is experienced and judged. Healthy Danish-speaking adults (23-45 years) who are clearly morning-type or evening-type will complete two…
- Trial name
- ChronoTime (NCT07292597)
- Testing
- Session timing relative to chronotype
- Where
- Denmark
- Volunteers
- 128 people, healthy volunteers welcome
- Sponsor
- University of Aarhus
Critical Illness, Sleep Deprivation
Reestablishing Sleep and Circadian Alignment in Medical Intensive Care Unit (MICU) Patients Via a Mechanistic RCT of an Sleep Chronobundle
More than 5 million patients are admitted to the intensive care unit every year in the United States; most of these patients experience profound sleep and circadian disruption.
- Conditions
- Critical Illness, Sleep Deprivation, Circadian Rhythm Sleep Disorder, Unspecified
- Trial name
- ReAlign-ICU (NCT05551325)
- Testing
- Chronobundle - light, chronobundle - feeding, chronobundle - mobility
- Where
- 2 sites in United States
- Volunteers
- 160 people
- Sponsor
- Yale University
Cushing Syndrome, Adrenal Insufficiency
Clinical Study on Circadian Genes Dysregulation in Patients With Glucocorticoid Disorders
This is a multicentric, prospective, intervention study on circadian genes expression in peripheral blood mononuclear cells as biomarkers of circadian rhythm derangement in patients affected by alterations of endogenous…
- Conditions
- Cushing Syndrome, Adrenal Insufficiency, Cushing Disease, Addison Disease
- Trial name
- CHROnOS (NCT04374721)
- Testing
- circadian gene expression evaluation
- Where
- Italy
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- University of Roma La Sapienza
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
Mood Disorders, Major Depressive Diorder
Validation of Wearable Core Body Temperature-Based Circadian Rhythm Digital Biomarkers
This single-site prospective observational study aims to validate wearable-derived circadian and behavioral rhythm biomarkers using continuous core body temperature and raw accelerometry measurements and to explore longitudinal…
- Conditions
- Mood Disorders, Major Depressive Diorder, Bipolar Disorders, Mental Disorder
- Trial name
- Calera (NCT07905378)
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Korea University Anam Hospital
Circadian Rhythm Sleep Disorder of Shift Work Type, Metabolic Disease
Countermeasures to Circadian Misalignment
Insufficient sleep and circadian misalignment are independent risk factors for the development of obesity and diabetes, yet few strategies exist to counter metabolic impairments when these behaviors are unavoidable.
- Conditions
- Circadian Rhythm Sleep Disorder of Shift Work Type, Metabolic Disease, Insulin Sensitivity
- Trial name
- C2CM (NCT04966351)
- Testing
- Time-restricted feeding, Circadian Misalignment
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Colorado State University
Circadian Misalignment, Sex Differences
Does Circadian Misalignment Have Sex-Specific Effects on Metabolism?
This study will test whether biological sex influences how the body responds to circadian misalignment-a mismatch between the internal body clock and the timing of sleep and eating (as can occur with shift work or jet lag).
- Trial name
- NCT07441265
- Testing
- Day shift, Night shift
- Where
- United States
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital
Obesity
Circadian Misalignment and Energy Balance
Preliminary findings from the investigators' lab suggest that circadian misalignment, occurring when meals and sleep are mistimed from one another, alters resting state neuronal processing in areas relevant to food reward and…
- Trial name
- CM (NCT03663530)
- Testing
- Meal times
- Where
- United States
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Columbia University
Sleep, Metabolism Changes
Nighttime Synchrony of Your Nutrition and Circadian Health
Sleep is an important factor for overall health. This study will see how different light exposure patterns and food intake impact a person's metabolism (how the body breaks down food) when sleeping is reduced.
- Conditions
- Sleep, Metabolism Changes, Circadian Rhythm, Lifestyle Factors
- Trial name
- N-Sync (NCT07329283)
- Testing
- Central Clock Misalignment, Peripheral Misalignment
- Where
- United States
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- University of Utah
Non-visual Effects of Light, Chronic Variable Sleep Deficiency
Sleep, Light, Circadian, Central Oxidative Stress
Irregular sleep timing and sleep deficiency are pervasive in society despite evidence that sleep deficiency impairs cognition and is linked to neurodegenerative disease.
- Trial name
- NCT07471126
- Testing
- Chronic Variable Sleep Deficiency, Sleep- and Circadian-Informed Lighting, Dim Light
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Beth Israel Deaconess Medical Center
Night Shift Work, Obesity & Overweight
Shift Workers' Health Behavior Action Program Across Europe
This study evaluates the effects of a Combined Lifestyle Intervention Program (CLIP) on sleep, lifestyle behaviors, obesity risk and health in night-shift workers.
- Conditions
- Night Shift Work, Obesity & Overweight, Circadian Misalignment
- Trial name
- SHAPE (NCT07631767)
- Testing
- Combined Lifestyle Intervention
- Where
- 5 sites in Germany, Netherlands and 1 more
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Wageningen University
Ischemic Stroke, Acute, Sleep Disorders, Circadian Rhythm
The Role of Circadian Factors in Regulation of Neuroplasticity in Ischemic Stroke (Interventional)
There is a lack of complex studies which could establish the association between genetic circadian factors with the features and short-term outcomes of ischemic stroke, as well as the effects of various auxiliary therapies for…
- Trial name
- NCT05247125
- Testing
- Blue light exposure + Melatonin treatment, Melatonin treatment, Blue light exposure
- Where
- Russia
- Volunteers
- 80 people
- Sponsor
- Federal State Budgetary Institution, V. A. Almazov Federal North-West Medical Research Centre, of the Ministry of Health
Sleep, Circadian Rhythm
Sleep and Circadian Contributions to Nighttime Blood Pressure
Broadly, this study (SCN-BP) seeks to examine sleep and circadian factors that contribute to blood pressure levels at night.
- Conditions
- Sleep, Circadian Rhythm, Blood Pressure, Hypertension
- Trial name
- SCN-BP (NCT05656768)
- Testing
- Constant Routine Protocol
- Where
- United States
- Volunteers
- 1,427 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Sleep Deprivation
Cardiovascular Risk and Circadian Misalignment in Short Sleepers - Role of Extended Eating Period
Short sleep duration confers high cardiovascular and metabolic risk, but lifestyle factors and molecular mechanisms that contribute to increased blood pressure and poor glucose control during short sleep are not completely…
- Trial name
- CRISP (NCT06070194)
- Testing
- Time restricted eating (TRE)
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Pennington Biomedical Research Center
Suicidal Ideation, Circadian Rhythm Disorders
Mind After Midnight
This study examines whether wakefulness during the biological night (2:00-4:00 AM) is associated with increased negative mood, impaired decision-making, and suicidal thoughts.
- Conditions
- Suicidal Ideation, Circadian Rhythm Disorders, Sleep Deprivation, Sleep Wake Disorders
- Trial name
- MaM (NCT07438912)
- Testing
- Sleep Pressure Manipulation
- Where
- United States
- Volunteers
- 90 people
- Sponsor
- University of Arizona