Clinical trials: Circadian Rhythm Disorders
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
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
Poor Sleep Quality, Gut Microbiome
The Impact of Overnight Active Temperature Regulation on the Gut Microbiome, Inflammation, and Circadian Rhythm.
This study examines whether two continuous weeks of overnight active temperature regulation (via the Eight Sleep Pod) use affects gut microbiome composition, inflammation, and the body's daily temperature and blood pressure…
- Conditions
- Poor Sleep Quality, Gut Microbiome, Gut Health, Inflammation
- Trial name
- NCT07848594
- Testing
- Overnight Active Temperature Regulation: Eight Sleep Pod System
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Eight Sleep Inc.
Fatigue, Shift Work Type Circadian Rhythm Sleep Disorder
Does Fatigue Coaching Improve Functioning and Fatigue in Resident Night Shifts
Emergency Medicine (EM) requires 24/7 staff coverage resulting in healthcare workers' circadian rhythm disruptions that impair clinical and cognitive performance, physical recovery, and contribute to burnout.
- Trial name
- NCT06100809
- Testing
- Personalized coaching, Nutrition handout
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Massachusetts, Worcester
Sleep, Circadian Rhythm
HEARTBEAT SOUND FOR BREASTFEEDİNG DİFFİCULTİES: A RANDOMİZED CONTROLLED TRİAL
This randomized controlled trial aims to evaluate the effect of listening to a pre-recorded, standardized maternal heartbeat sound on perceived stress levels and breastfeeding self-efficacy in mothers experiencing early…
- Conditions
- Sleep, Circadian Rhythm, Pregnancy, Newborn
- Trial name
- NCT07881484
- Testing
- Standardized Maternal Heartbeat Sound Application
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Hakan Avan
Opioid Use Disorder, Sleep
The Effect of Light Intervention on Recovery in Individuals With Opioid Use Disorder (OUD)
Opioid use disorder (OUD) is a chronic relapsing disorder and is well-known for its high-risk rate of overdoses and death. In OUD, sleep and circadian disruptions are highly prevalent, interfere with opioid maintenance treatment…
- Conditions
- Opioid Use Disorder, Sleep, Circadian Rhythms, fMRI Research
- Trial name
- NCT06832007
- Testing
- AYO light glasses (experimental), AYO light glasses (comparator)
- Where
- United States
- Volunteers
- 105 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Sleep, Circadian Rhythm Disorders
Sleep Timing, Eating and Activity Measurement Study
There is strong reason to believe that sleep promotion during adolescence could yield long-term health rewards; the investigators' data show that, when they get more sleep, Morning Larks have impressively reduced intake of…
- Conditions
- Sleep, Circadian Rhythm Disorders, Dietary Habits
- Trial name
- STEAM (NCT04992611)
- Testing
- Sleep Extension (Early), Sleep Extension (Late)
- Where
- United States
- Volunteers
- 190 people, healthy volunteers welcome
- Sponsor
- Children's Hospital Medical Center, Cincinnati
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
Social Jet Lag, Sleep Disturbance
Self-Acupressure and Social Jet Lag in Female Health Sciences Students
This randomized, sham-controlled trial aims to evaluate the effects of self-administered acupressure on social jet lag, sleep patterns, and sleep quality in female health sciences students.
- Conditions
- Social Jet Lag, Sleep Disturbance, Sleep Quality, Circadian Rhythm Disruption
- Trial name
- NCT07410936
- Testing
- Self-Acupressure Intervention
- Where
- Turkey (Türkiye)
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Nigde Omer Halisdemir University
Binge-Eating Disorder, Circadian Rhythm Disorders
The Role of the Circadian System in Binge Eating Disorder
Binge eating disorder (BED) shows prominent circadian features that suggest a delay in circadian phase, and preliminary evidence shows binge eating may be responsive to chronobiological interventions, implicating a circadian…
- Trial name
- CHRONO-BE (NCT04724668)
- Testing
- Melatonin (3hrs before DLMO), Morning light version 1, Morning light version 2
- Where
- United States
- Volunteers
- 84 people, healthy volunteers welcome
- Sponsor
- University of Cincinnati
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
Insomnia Disorder, Circadian Rhythm Sleep Disorder
The Sleep Clinic Outcome and Practice Study
The goal of this clinical trial is to explore the outcome and practice treatment for sleep-wake disturbances in a Sleep Clinic. The main questions it aims to answer are: What is the practice (timing and duration of treatment…
- Trial name
- SUP (NCT06669507)
- Testing
- Chronotherapy, Cognitive Behavioral Therapy for Insomnia
- Where
- Norway
- Volunteers
- 3,400 people, healthy volunteers welcome
- Sponsor
- St. Olavs Hospital
Delayed Sleep Phase Syndrome
Experimental Manipulation of Sleep and Circadian Rhythms and the Role Played on Reward Function in Teens
Adolescence is a time of heightened reward sensitivity and greater impulsivity. On top of this, many teenagers experience chronic sleep deprivation and misalignment of their circadian rhythms due to biological shifts in their…
- Trial name
- CARRS-P2 (NCT04792697)
- Testing
- Increase morning bright light, Decrease evening blue light, Sleep Scheduling
- Where
- United States
- Volunteers
- 115 people, healthy volunteers welcome
- Sponsor
- University of Pittsburgh
Sleep, Circadian Rhythm
Morning Bright Light Therapy and Daytime Functioning in University Students
This study tests whether a week of morning bright light therapy changes how well healthy young adults sleep and how alert, positive, and mentally sharp they feel during the day.
- Conditions
- Sleep, Circadian Rhythm, Daytime Sleepiness, Mood
- Trial name
- BLIGHT (NCT07685262)
- Testing
- Bright light therapy (10,000 lux light box)
- Where
- Hong Kong
- Volunteers
- 153 people, healthy volunteers welcome
- Sponsor
- The Hong Kong Polytechnic University
Delayed Sleep Phase Syndrome, Delayed Sleep Phase
Pathophysiology of Circadian Rhythm Delayed Sleep Wake Phase Disorder
The goal of this study is to understand factors that contribute to delayed sleep wake phase disorder (DSWPD). The investigators will examine whether patients with DSWPD exhibit alterations in circadian rhythms and sensitivity to…
- Trial name
- NCT06471374
- Testing
- Circadian rhythm assessment, Light sensitivity assessment
- Where
- 2 sites in United States
- Volunteers
- 66 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Boulder
Sleep Disorders, Circadian Rhythm, Cognitive Dysfunction
Feasibility Study on the Use of Redormin®500 on Day-time Cognition
Randomized, double-blind, parallel groups, placebo-controlled, baseline/run-in period of 21 days followed by trial period of 21 days, digital phenotyping (sleep, cognitive/psychological parameters and HRV).
- Trial name
- NCT05684523
- Testing
- Valerian-Hop Extract
- Where
- Switzerland
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Max Zeller Soehne AG
Shift-Work Sleep Disorder
The Effects of Lemborexant on the Ability to Sleep During Daytime
This study aim to evaluate whether a dose of 5 mg of lemborexant, as compared to a placebo, may improve daytime recovery sleep, without producing lingering sleepiness during wakefulness, using a 3-day simulated night shift…
- Trial name
- NCT06231641
- Testing
- Lemborexant 5 MG [Dayvigo]
- Where
- Canada
- Volunteers
- 5 people, healthy volunteers welcome
- Sponsor
- Centre Integre Universitaire de Sante et Services Sociaux du Nord de l'ile de Montreal
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
Sleep Disorders, Circadian Rhythm
Effect of Melatonin on Sleep Patterns of Resident Trainees During Night Float Shift
Anesthesiology residency requires extended and overnight shifts, which may negatively impact the quantity and quality of sleep. Previous studies have investigated the effect of night float shift work on anesthesiology resident…
- Trial name
- NCT05701969
- Testing
- Melatonin
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Virginia
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