Clinical trials: Rhythm; Sleep
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 Disorder
Safety and Efficacy of Ramelteon in Healthy Subjects
The purpose of this study is to determine the phase-advance in circadian rhythms in healthy adults subjects taking ramelteon, once daily (QD).
- Trial name
- NCT00671190
- Testing
- Ramelteon
- Where
- 13 sites in United States
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Takeda
Chronic Insomnia, Sleep Deprivation
Evaluating the Efficacy and Safety of PROSOMNIA Sleep Therapy™ in Patients With Sleep Deprivation and Chronic Insomnia
This clinical trial aims to evaluate the safety and efficacy of PROSOMNIA Sleep Therapy (PSTx) for individuals suffering from chronic insomnia, sleep deprivation, and REM sleep disorders.
- Conditions
- Chronic Insomnia, Sleep Deprivation, REM Behavior Disorder, REM Sleep Behavior Disorder
- Trial name
- PSHW (NCT06644573)
- Testing
- PROSOMNIA Sleep Therapy™ (PSTx), Anesthesia-Induced Sleep Therapy, Diprivan (propofol), Astra-Zeneca
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Nyree Penn
Insomnia, Circadian Rhythm Disorders
Older Adults Exercising On Time
There are indications from epidemiological cohort studies and animal experiments that timing of physical activity (also referred as "chronoactivity"), irrespective of intensity, impacts health and disease.
- Trial name
- ON TIME (NCT06613958)
- Testing
- Physical activity timing
- Where
- Netherlands
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Leiden University Medical Center
Breast Cancer, Circadian Rhythms
The Effects of Light Therapy to Treat Cancer-related Side Effects
Severe fatigue, depression, sleep problems and cognitive impairment are the most commonly reported side effects of cancer treatment.
- Conditions
- Breast Cancer, Circadian Rhythms, Fatigue, Sleep Disturbance
- Trial name
- NCT04418856
- Testing
- Light Glasses (Experimental), Light Glasses (Comparison)
- Where
- Iceland
- Volunteers
- 260 people, healthy volunteers welcome
- Sponsor
- Reykjavik University
Physical Therapy, Resistance Exercise
Resistance Exercise and Sleep Quality by Chronotype
This study examines whether doing moderate resistance exercises in the morning can improve sleep quality and well-being in young adults.
- Conditions
- Physical Therapy, Resistance Exercise, Sleep Disturbances, Sleep Quality
- Trial name
- TRE-SLEEP (NCT07234812)
- Testing
- Moderate-Intensity Resistance Exercise Program
- Where
- Turkey (Türkiye)
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Medipol University
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
Chronotype, Circadian Rhythm
Chronotype Alignment and Time Perception
People differ in chronotype - whether they function best in the morning ("larks") or the evening ("owls"). This study asks whether the match or mismatch between a person's chronotype and the time of day at which they are tested…
- Conditions
- Chronotype, Circadian Rhythm, Sleep, Time Perception
- Trial name
- NCT07677111
- Testing
- Morning test session (about 08:00), Evening test session (about 22:00)
- Where
- Hong Kong
- Volunteers
- 240 people, healthy volunteers welcome
- Sponsor
- The Hong Kong Polytechnic University
Delayed Sleep Phase Disorder, Jet-lag
Melatonin Treatment for Induced Transient Insomnia
Melatonin supplements have been reported to be an effective treatment for circadian rhythm sleep disorders, including shift work dyssomnia, jet-lag, delayed sleep phase syndrome, and sleep disruption suffered by many blind…
- Conditions
- Delayed Sleep Phase Disorder, Jet-lag, Shift-work Disorder
- Trial name
- NCT00950885
- Testing
- Low Dose Melatonin, High Dose Melatonin
- Where
- United States
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital
Shift Work Type Circadian Rhythm Sleep Disorder
The Effectiveness of Using Low-level Light Therapy to Treat Sleep and Psychological Symptoms Among Shift-work Nurses
The purpose of this study is to explore the treatment of Low Level Light Therapy(LLLT) mitigate possible insomnia and psychological symptoms, when nurses have taken shifts.The investigators hope that the goal of this…
- Trial name
- t-PBM (NCT05146596)
- Testing
- use low level light therapy,The Dr.Tai's energy cap
- Where
- Taiwan
- Volunteers
- 160 people, healthy volunteers welcome
- Sponsor
- Taipei Veterans General Hospital, Taiwan
Circadian Rhythm
Pistacho and Sleep Quality
The goal of this study is to evaluate the effect of pistachio (Pistacia vera L.) consumption on plasma melatonin, antioxidant capacity, and circadian rhythms in overweight young adults.
- Trial name
- PistaSleep (NCT07651605)
- Testing
- Pistacho supplementation
- Where
- Mexico
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Universidad Autonoma de Queretaro
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
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
Fatigue Intensity, Sleep
MorphECOS - Evaluation of the Influence of Fatigue and Sleep on the Performance of 2nd Cycle Medical Students (OSCE)
Objective and Structured Clinical Examinations (OSCEs) has been incorporated recently in the certification process as a final national undergraduate ranking examination. This exam is a challenge for medical students.
- Conditions
- Fatigue Intensity, Sleep, Sleep Deprivation, Circadian Rhythm
- Trial name
- MorphECOS (NCT06952972)
- Where
- France
- Volunteers
- 619 people, healthy volunteers welcome
- Sponsor
- Claude Bernard University
Shift-Work Sleep Disorder, Insomnia
Fire Fighter Fatigue Management Program: Operation Fight Fatigue
Firefighters frequently work extended duration shifts and long work weeks which have adverse effects on alertness, health, safety and performance.
- Conditions
- Shift-Work Sleep Disorder, Insomnia, Restless Leg Syndrome, Obstructive Sleep Apnea
- Trial name
- NCT01672502
- Testing
- Sleep health education provided via a web-based program, Sleep disorder detection and treatment, Optimization of Sleep in Fire Station
- Where
- United States
- Volunteers
- 620 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital
Mild Cognitive Impairment
Rhythmic Light Therapy for Alzheimer's Disease Patients
The investigator will investigate how light delivering 40 hertz (Hz) affects subjective sleep and cognition in a controlled laboratory study.
- Trial name
- NCT05015478
- Testing
- Tailored Rhythmic Lighting Intervention
- Where
- 2 sites in United States
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- Icahn School of Medicine at Mount Sinai
Psychological Stress, Physiological Stress
Bright Light Intervention to Reduce Students' Stress
Increased stress levels are a significant problem for many students and represent a risk factor for impaired mental and physical health as well as academic performance.
- Conditions
- Psychological Stress, Physiological Stress, Sleep Disorders, Circadian Rhythm
- Trial name
- BLISS (NCT04900675)
- Testing
- Bright light intervention
- Where
- Austria
- Volunteers
- 125 people, healthy volunteers welcome
- Sponsor
- Universitaet Innsbruck
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
Sleep, Sleep Deprivation
Sleep Duration Required to Restore Performance During Chronic Sleep Restriction
The purpose of this study is to test the hypothesis that sleep and performance depend on length of time awake, length of time asleep, the amount of sleep over several sleep episodes, and circadian phase.
- Conditions
- Sleep, Sleep Deprivation, Insufficient Sleep Syndrome
- Trial name
- NCT01581125
- Testing
- Sleep:wake 1, Sleep:wake 2
- Where
- United States
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital