Clinical trials: Rhythm
Sleep Disturbances
Individually Tailored Lighting System to Improve Sleep in Older Adults
In conjunction with investigators at the Cecil G. Sheps Center for Health Services Research, University of North Carolina (UNC) at Chapel Hill, we propose to develop and evaluate a low-cost, minimally obtrusive device that…
- Trial name
- NCT01855126
- Testing
- Blue light, Red light
- Where
- United States
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- Rensselaer Polytechnic Institute
Cognition Disorders, Depression
Well-Being in Medical Residents in the HIBA
It is necessary and important to design tools to evaluate a central aspect of medical residents formation. The research group has been working with resident well-being since a few years in order to improve the global quality of…
- Conditions
- Cognition Disorders, Depression, Anxiety, Shift-Work Sleep Disorder
- Trial name
- NCT03087435
- Testing
- Well-Being questionnaire
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Hospital Italiano de Buenos Aires
Obesity, Prediabetes
The Effect of Time-Restricted Eating in 24-hour Metabolic Homeostasis and Diurnal Rhythm
Time-restricted eating (TRE) is a dietary manipulation that involves restricting food intake to 6-12 h/day with no food intake during the rest of the day. In animals, TRE improves metabolic function without caloric restriction.
- Trial name
- Rhythm (NCT07820384)
- Testing
- Time restricted eating, Healthy Eating, Extended eating window
- Where
- United Kingdom
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- Cambridge University Hospitals NHS Foundation Trust
Cardiovascular Diseases
The Effect of Energy Drink on Cardiovascular Variables: A Randomized Controlled Trial
Many adults in the United States regularly consumer energy drinks. Currently, the safety of energy drinks is still questionable and there are many reports associating energy drinks with adverse events including hospitalizations…
- Trial name
- NCT03841838
- Testing
- Energy drink
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of the Pacific
Circadian Rhythm, Blood Pressure
Circadian Mechanisms Underlying Non-Dipping Blood Pressure in Blacks
This study seeks to examine central and peripheral circadian mechanisms in Blacks with appropriately dipping systolic blood pressure (blood pressure that dips by at least 10%) compared with non-dipping systolic blood pressure…
- Trial name
- NCT03934255
- Testing
- Constant Routine Protocol
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Delayed Sleep-Wake Phase Disorder
Glasses for Adolescent Delayed Sleep-Wake Phase Disorder
The purpose of this study is to determine if evening amber glasses combined with stable wake times will show an increase in total sleep time (TST) and an advance in sleep onset times (shift earlier) compared to the control group.
- Trial name
- NCT04378933
- Testing
- Amber Glasses, Clear Lens Glasses
- Where
- 2 sites in United States
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Unspecified Disorder of Vestibular Function, Bilateral
Biological Rhythms and Vestibular System
The purpose of this study is to study the relationship between the vestibular system and chronobiology
- Trial name
- REHAB_Rn'V (NCT01839409)
- Testing
- vestibular stimulation
- Where
- France
- Volunteers
- 96 people, healthy volunteers welcome
- Sponsor
- University Hospital, Caen
Type 2 Diabetes, Circadian Rhythm
Determining Circadian Metabolic and Behavioural Rhythms in Patients with and Without Type 2 Diabetes
The goal of the present clinical descriptive study is to characterize and quantify the potential hormonal chronobiological differences between individuals with type 2 diabetes (T2D) and healthy age and weight-matched controls as…
- Trial name
- Cir-D-Brain (NCT06243172)
- Where
- Denmark
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Steno Diabetes Center Copenhagen
Sleep Disorders
Sleep Length and Circadian Regulation in Humans
This research will examine why sleep restriction reduces the body clock's response to bright light. The results will enable the optimization of the bright light treatment of people who suffer from circadian rhythm sleep…
- Trial name
- HAM (NCT00843843)
- Testing
- Bright light box
- Where
- United States
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Rush University Medical Center
Circadian Rhythm Sleep Disorder, Delayed Sleep Phase, Sleep
The Effects of a Blue Monochromatic Light Intervention on Evening-type Individuals' Sleep and Circadian Rhythms
The present project is aimed to contribute with new knowledge concerning how light conditions in the physical environment can be manipulated to alter the sleep and circadian rhythms of individuals with an evening-type circadian…
- Trial name
- NCT03758768
- Testing
- Blue light exposure, Full spectrum light exposure
- Where
- Norway
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- University of Bergen
Prediabetes / Type 2 Diabetes, Obesity and Overweight
An Integrative Study of the Role of Microbiome, Metabolome, Transcriptome and Chronobiology in the Context of Type 2 Diabetes.
The goal of this descriptive clinical study is to investigate daily oscillations in glycaemic control between healthy adults and adults with excess weight and who have early-stage prediabetes or T2D and are not taking medications…
- Conditions
- Prediabetes / Type 2 Diabetes, Obesity and Overweight, Insulin Resistance
- Trial name
- KRONODIABET (NCT06783218)
- Where
- Spain
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Clinica Universidad de Navarra, Universidad de Navarra
Healthy Young, Healthy Elderly
Restoring Molecular Circadian Rhythm
The goal is to address the mechanisms that account for alteration of circadian rhythms with age. As the blood of aged individuals can produce this alteration, the investigators propose to use such blood samples to "age" circadian…
- Trial name
- NCT04086589
- Testing
- Observational study without intervention
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Pennsylvania
Stress Disorders, Stress
Measuring the Effectiveness of Forest Therapy to Alleviate Stress Among International Students
International students often face high levels of stress, leading to mental health conditions, from factors including cultural and social change, educational system, financial insecurity and family responsibilities.
- Conditions
- Stress Disorders, Stress, Anxiety, Anxiety Depression (Mild or Not Persistent)
- Trial name
- FTIS-2024 (NCT06792656)
- Testing
- standardized Forest Therapy session (120 min)
- Where
- Australia
- Volunteers
- 360 people, healthy volunteers welcome
- Sponsor
- International Nature and Forest Therapy Alliance
Healthy People
Study on Neurofeedback and Relaxation
This longitudinal study deals with the characterization of the electrophysiological and behavioral effects of alpha-based neurofeedback training on the brain networks involved in the relaxation process of healthy people.
- Trial name
- NEURORELAX (NCT04545359)
- Testing
- Alpha-based neurofeedback
- Where
- France
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Centre National de la Recherche Scientifique, France
Sleep Disorders, Sleep Apnea, Obstructive
Sleep Disorders Management, Health and Safety in Police
The purpose of the study is to test the effect of a sleep disorders detection and treatment program for police officers on their safety, quality of life, and job performance. The program is called Operation Healthy Sleep.
- Conditions
- Sleep Disorders, Sleep Apnea, Obstructive, Restless Legs Syndrome, Sleep Disorders, Circadian Rhythm
- Trial name
- NCT00207285
- Testing
- Sleep Hygiene Education, Screening and Treatment of Sleep Disorders
- Where
- United States
- Volunteers
- 731 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital
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
Diabetes Mellitus, Type 2, Insulin Resistance
Day-Night Rhythm in Human Skeletal Muscle
This study evaluates the existence of a day-night rhythm in skeletal muscle energy metabolism in healthy lean subjects. Subjects will stay at the research facility for 44 hours with a standardized living protocol during which…
- Trial name
- NCT02261168
- Testing
- Standardized living protocol
- Where
- Netherlands
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Maastricht University Medical Center
Scapular Dyskinesis, Handball Players
The Effectiveness of an Exercise Program on Scapulohumeral Rhythm, Range of Motion, and Stability in Young Female Handball Players
This record describes a planned randomized parallel-group trial of a modified Watson-based shoulder exercise program in female handball players.
- Conditions
- Scapular Dyskinesis, Handball Players, Female Athlete
- Trial name
- NCT06875596
- Testing
- Modified Watson-based scapular exercise program, Active Comparator: Standard upper-limb exercise program
- Where
- Poland
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Medical University of Gdansk
Circadian Rhythm Sleep Disorder
Effects of Chronobiology-guided Lifestyle Interventions on Insomnia Severity, Cognitive Performance, and Sleepiness
Poor sleep is closely related to circadian misalignment; shift workers often experience shift work disorder characterized by excessive sleepiness and recurrent shift work schedules-associated insomnia.
- Trial name
- NCT05569603
- Testing
- Chronobiology-guided lifestyle interventions
- Where
- Taiwan
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Taipei Veterans General Hospital, Taiwan
Fetal Cardiac Rhythm Abnormalities
Epidural Analgesia and Troubles of Fetal Cardiaq Rythm : Effect of the Systemic Transfer of Ropivacaine and Sufentanil
The aim of the investigators study is to demonstrate the association between fetal cardiac rhythm abnormalies after epidural analgesia and the maternal systemic transfer of ropivacaine and/or sufentanil.
- Trial name
- epidarc (NCT01686347)
- Testing
- ropivacaine
- Where
- France
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University Hospital, Rouen