Clinical trials: Circadian Rhythm Disruption
Depression, Anxiety
Simulated Dawn Med Students
Medical students score higher than the general population on measures of depression, anxiety, fatigue, poor sleep and sleepiness. Data suggest that disparages in circadian phase might contribute to these problems.
- Conditions
- Depression, Anxiety, Fatigue, Sleepiness
- Trial name
- NCT02088593
- Testing
- Simulated Dawn Light Box, Sleep Hygiene instructions
- Where
- United States
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- Medical University of South Carolina
Circadian Rhythm Disorders
Managing Sleep-wake Disruption Due to Hospitalisation: the Circadian Care Project
Sleep is regulated by the interaction of homeostatic and circadian processes. The homeostatic process determines sleep propensity in relation to sleep-wake history, the circadian one is responsible for the alternation of high/low…
- Trial name
- CircadianCare (NCT05228444)
- Testing
- CircadianCare
- Where
- Italy
- Volunteers
- 50 people
- Sponsor
- University Hospital Padova
Sleep Deprivation, Circadian Dysregulation
Cardiometabolic Risk of Shiftwork
The overall goal of the present application is to test the hypothesis that shift workers, who are chronically exposed to circadian misalignment and sleep loss, have a higher cardio-metabolic risk than day workers, and that the…
- Conditions
- Sleep Deprivation, Circadian Dysregulation, Shift-Work Sleep Disorder
- Trial name
- SW (NCT01264913)
- Testing
- sleep extension & circadian alignment
- Where
- United States
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- University of Chicago
Inflammatory Bowel Diseases, Circadian Dysregulation
Circadian Rhythms in Patients With IBD or Celiac Disease Upon Diagnosis and Medical Follow-up
patients 6-25 years old upon diagnostic evaluation will be recruited . study population will comprise of two groups: newly diagnosed IBD patients/ Celiac disease and healthy controls.
- Trial name
- NCT03662646
- Testing
- no intervention performed- observational only
- Where
- Israel
- Volunteers
- 80 people
- Sponsor
- Tel-Aviv Sourasky Medical Center
Sleep, Circadian Rhythm
Impact of Sleep Disruption on the Menstrual Cycle
The purpose of this study is to investigate whether sleep disruption affects menstrual cycle timing
- Conditions
- Sleep, Circadian Rhythm, Menstrual Cycle
- Trial name
- NCT00456222
- Testing
- Disrupting or changing the timing or the duration of sleep
- Where
- 2 sites in United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital
Circadian Rhythm Disruption, Delirium
DElirium and LIGHT: Exploring Modifiable Risk Factors of Delirium - a Pilot Study
After a period of critical illness many people develop problems with memory, attention and thinking and this can make daily life more difficult. A risk factor for these problems is delirium.
- Trial name
- DELIGHT-P (NCT07791472)
- Where
- United Kingdom
- Volunteers
- 10 people
- Sponsor
- King's College Hospital NHS Trust
Circadian Rhythm Disruption, Healthy Volunteers
Cronobióticos Naturales
Brief Summary The goal of this clinical trial is to learn if a drink made from native berries of southern Chile can change the body's natural production of melatonin (a hormone that helps control sleep), sleep quality, and some…
- Trial name
- ChronoNaturals (NCT07848464)
- Testing
- Chronobiotic
- Where
- Chile
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Universidad San Sebastián
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
Sleep Initiation and Maintenance Disorders, Circadian Rhythm Sleep Disorders
Light Exposure to Treat Sleep Disruption in Older People
The purpose of this study is to test whether shifts in the timing of the biological clock to a later hour (phase delay shifts of the human circadian system) can be produced in response to four successive evenings of light…
- Conditions
- Sleep Initiation and Maintenance Disorders, Circadian Rhythm Sleep Disorders, Hypersomnia
- Trial name
- NCT00427323
- Testing
- light exposure
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- National Institute on Aging (NIA)
Delirium, Sleep Disorders, Circadian Rhythm
Study of Sleep and Delirium in the Intensive Care Unit (ICU)
The investigators will perform a prospective, cohort study of 100 older intensive care unit (ICU) patients, to investigate the association between sleep disruption and ICU delirium.
- Trial name
- SID (NCT01280097)
- Where
- United States
- Volunteers
- 57 people
- Sponsor
- University of California, San Francisco
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
Surgery, Cardiovascular Diseases
Circadian Rhythm Disruption in the Hospital Intensive Care Environment
Abrupt changes to one's lifestyle disrupt biorhythms. Acute effects are well known from jet lag where transmeridian travel leads to insomnia, fatigue, irritability, gastrointestinal symptoms and other complaints.
- Trial name
- NCT05828680
- Testing
- Observation
- Where
- United States
- Volunteers
- 15 people
- Sponsor
- University of Pennsylvania
Breast Neoplasms
Exploring Biological Linkage Between Circadian Disruption and Cancer Progression
The purpose of this study is to explore the possible association between the circadian disruption and cancer progression.
- Trial name
- NCT02011815
- Where
- South Korea
- Volunteers
- 236 people
- Sponsor
- Seoul National University Hospital
Dementia, Alzheimer Disease
The Music, Sleep and Dementia Study
The specific aims of this studyare to examine the 1) feasibility; 2) acceptability; and 3) preliminary efficacy of a tailored music intervention in home-dwelling older adults with dementia suffering from sleep disruption.
- Conditions
- Dementia, Alzheimer Disease, Circadian Rhythm Disorders, Circadian Rhythm Sleep Disorder
- Trial name
- NCT04157244
- Testing
- Tailored music listening intervention
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- University of Pennsylvania
Opioid Use Disorder, Sleep Disturbance
Medications for Opioid Use Disorder Photosensitive Retinal Ganglion Cell Function, Sleep, and Circadian Rhythms: Implications for Treatment
Opioid use disorder (OUD) is a treatable medical illness with three medications FDA approved for treatment. However, persons with OUD report significant sleep disturbance, even when treated with medications for opioid use…
- Trial name
- MOUD (NCT06104280)
- Testing
- Post-Illumination Pupillary Response (PIPR), Polysomnography, Multiple Sleep Latency Test
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
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
Circadian Dysrhythmia, Sleep Disturbance
PICU-related Sleep and Circadian Dysregulation Pilot Study
A single center pilot trial investigating the feasibility of using actigraphy and salivary melatonin levels to measure the sleep and circadian rhythm of critically ill children aged 3 to 6 years old.
- Conditions
- Circadian Dysrhythmia, Sleep Disturbance, Critical Illness, Children, Only
- Trial name
- NCT06505447
- Testing
- Daytime light exposure, Daytime restricted feeding
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- State University of New York at Buffalo
Schizophrenia
Study of add-on Ramelteon Therapy on Sleep and Circadian Rhythm Disruption in Patients With Schizophrenia
The proposed study has been planned to evaluate the effect of add-on ramelteon on sleep pattern/quality and circadian rhythm disruption in patients with schizophrenia.
- Trial name
- NCT03075657
- Testing
- Risperidone, Risperidone and Ramelteon, Haloperidol
- Where
- India
- Volunteers
- 120 people
- Sponsor
- All India Institute of Medical Sciences, Bhubaneswar
Gingivitis, Periodontitis
Circadian Clock Gene Expression in Periodontal Disease
This observational study aims to investigate whether periodontal inflammation is associated with alterations in the expression of circadian clock-related genes and proteins in gingival tissues.
- Trial name
- PERIOCLOCK (NCT07452783)
- Testing
- Gingival Tissue Biopsy
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Inonu 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