CIRCADIAN RHYTHM

This study will test whether timing meals according to a person's natural body clock helps maintain weight loss after bariatric surgery. Researchers will enroll 246 adults who had sleeve gastrectomy at least six months ago and randomly assign them to either standard nutrition adv…

This study aims to see if a simple relaxation exercise, done at specific times of day that match a person's natural body clock, can help people on dialysis. Researchers will measure if the exercises improve symptoms, sleep quality, comfort, and mental well-being over 8 weeks. The…

This study is testing whether doing moderate strength exercises in the morning can improve sleep quality and mood in young adults. It will enroll 64 healthy participants who identify as either 'morning people' or 'evening people' for an 8-week online exercise program. Researchers…

This study aims to see if giving the drug esketamine during surgery can improve sleep quality after the operation in postmenopausal women. It will involve 164 women aged 45+ who are having elective lower-limb fracture surgery. Researchers will measure sleep quality, body clock rh…

This study aims to understand how not getting enough sleep and working night shifts can make the body less responsive to insulin, a key factor in developing type 2 diabetes. Researchers will bring healthy men and women into a sleep lab to test different sleep schedules and measur…

This study is testing whether a new wearable device can accurately track a person's daily body clock, known as circadian rhythm. Researchers will compare the device's readings against saliva samples from 30 participants, including healthy adults and people with sleep apnea or ins…

This study aims to understand if the time of day you exercise affects how much it reduces your pain sensitivity. Researchers will test healthy adults, having them do intense workouts in both morning and evening sessions. They will measure pain thresholds before and after exercise…

This study aims to understand if a person's daily rest and activity patterns, measured by a wrist-worn device, can predict who develops major depression or whose symptoms get worse. Researchers will follow 160 adults in Hong Kong over time, tracking their sleep, mood, and activit…

This study aims to understand how a woman's daily body clock and menstrual cycle affect her physical strength and mental sharpness. Researchers will test 30 female athletes at different times of day during two specific hormonal phases of their cycle. The goal is to gather knowled…

This study aims to understand how nighttime blood pressure patterns affect the heart's electrical activity and pumping function in people with high blood pressure. Researchers will observe 140 adults with hypertension, measuring their blood pressure over 24 hours and performing h…