CIRCADIAN RHYTHM

This study looks at whether matching meal times to your body's natural clock (chrono-nutrition) can help people who have had weight-loss surgery keep the weight off and improve their health. About 246 adults who had sleeve gastrectomy at least six months ago will either get stand…

This study tests whether doing progressive relaxation exercises at the right time of day based on a person's natural body clock can help manage symptoms, improve sleep, increase comfort, and boost mental well-being in people receiving hemodialysis. About 75 adults on dialysis wil…

This study looks at whether a drug called esketamine can improve sleep in postmenopausal women after they have surgery. Many women in this group have trouble sleeping, which can affect their health and daily life. The trial will give esketamine during surgery and check sleep qual…

This study looks at whether doing moderate resistance exercises in the morning can help young adults sleep better. Researchers will compare how the exercise affects sleep quality in people who are naturally morning types versus evening types. The goal is to see if tailoring exerc…

This study looks at how changes in blood pressure during sleep affect the heart's electrical signals in people with high blood pressure. Researchers will compare those whose blood pressure dips at night to those whose does not. The goal is to better understand heart risks and imp…

This study looks at how the time of day and the menstrual cycle (specifically low vs. high progesterone) affect thinking and muscle strength in female athletes. Thirty women aged 18-30 who train regularly will be tested at 7 AM, 12 PM, and 6 PM during two different phases of thei…

This study follows 160 adults in Hong Kong to see if their daily rest-activity patterns can predict who develops major depressive disorder. Researchers will track sleep, activity, and mood over time to find distinctive rhythm profiles linked to depression. No treatment is given; …

This study will test a new wearable device that tracks body signals to estimate your internal body clock (circadian rhythm). Researchers will compare the device's readings with saliva samples to see how accurate it is. The study includes 30 healthy adults and people with sleep ap…

This study looks at whether exercising in the morning or evening changes how we feel pain. Healthy adults aged 18-40 will do exercise sessions at different times and have their pain thresholds measured. The goal is to understand if our body's internal clock affects pain relief fr…

This study looks at how not getting enough sleep and having a messed-up body clock can make it harder for your body to use insulin properly, which can lead to weight gain and type 2 diabetes. Researchers will test 24 healthy adults aged 18-45 in a controlled lab setting to see ho…

This study looks at how sleep, activity, and meal timing in early pregnancy relate to blood sugar patterns and the risk of gestational diabetes. About 140 pregnant women without diabetes will wear monitors and use a food app to track their habits. The goal is to see if these beha…

This study looks at whether giving preterm babies their mother's breast milk at the same time of day it was expressed can improve sleep and help their body clocks develop. Two hundred preterm infants will be randomly assigned to either time-matched feeding or usual feeding. The m…