SLEEP

This study tests a 24-week community program called Black Impact designed to improve heart health and reduce stress in Black men. Participants will do weekly physical activity and health education sessions with a coach. The goal is to see if the program helps lower heart disease …

This study tests whether a common sleep aid, suvorexant, can slow the buildup of harmful proteins in the brain that are linked to Alzheimer's disease. Researchers will enroll 200 healthy adults aged 65 and older who do not have dementia. Participants will take either the sleep me…

This study is testing whether a low dose of clonidine, a medicine usually used for high blood pressure, can reduce PTSD symptoms and improve sleep in military veterans. About 32 veterans with PTSD will take clonidine for 6 weeks while researchers track changes in sleep quality, P…

This study will test whether using a special bed cooling system (the Chilipad Dock Pro) can improve sleep quality and overall well-being. About 100 adults who can read English and live in the US will use the device at home and report their sleep and health through surveys. The go…

This study tests two school-based programs to improve sleep in teens aged 12-18 who have sleep problems like insomnia or poor sleep quality. One program is standard sleep education, and the other is a more personalized step-by-step approach. Researchers will compare which program…

This study is testing whether a special dietary supplement can improve sleep quality in adults who have trouble sleeping. About 140 men and women aged 35-65 with mild sleep issues will take either the supplement or a placebo (fake pill) for a period of time. Their sleep will be t…

This study tests whether taking a supplement called nicotinamide riboside (a form of vitamin B3) can improve sleep quality in healthy adults aged 40 to 60. Sixteen participants will receive either the supplement or a placebo for 8 weeks, and their sleep will be measured with brai…

This study compares two digital programs—a personalized mindfulness app and a problem-solving stress management tool—to see which helps first-year college students sleep longer, feel less stressed, and improve grades. About 200 students from four universities will participate for…

This study tests whether daridorexant, a sleep medication, can safely improve sleep in older adults with mild cognitive impairment or mild-to-moderate Alzheimer's disease who also have insomnia. About 62 participants will take the drug and have their sleep measured in a lab. The …

This study tests whether a simple sleep bundle—including a sleep mask, earplugs, and a noise machine—can help adults sleep better after heart surgery. Twenty participants will either receive the sleep bundle or standard care. The main goal is to see if the study is feasible, not …

This study tests whether a probiotic called ExoBDNF can help improve memory, concentration, sleep, and mood in adults. About 50 people aged 18 and older will take the supplement daily for 8 weeks. Researchers will compare their thinking and sleep before and after the treatment to…

This study tests whether taking a collagen supplement for 8 days can improve quality of life, appetite, and blood sugar control in overweight or obese adults aged 18-65 with a low quality of life. Participants will take the supplement or a placebo, fill out questionnaires about t…

This study looks at whether using immersive virtual reality (VR) for exercise can help people with mild-to-moderate frozen shoulder (adhesive capsulitis) feel less pain, move better, sleep more soundly, and think more clearly. Researchers will compare VR-based therapy combined wi…

This 30-day study tests SleepWhale Natural Sleep Drops (Extra Strength) in 100 adults to see if they improve sleep quality, reduce daytime sleepiness, and boost resilience. Participants complete surveys about their sleep, fatigue, and mood. The study is for US residents who can r…

This study tests whether adding bright light therapy, methylphenidate, or melatonin to cognitive behavior therapy (CBT) can improve sleep and related symptoms like fatigue, anxiety, and depression in 188 adults with advanced cancer. Participants must have poor sleep for at least …

This study tests a brief sleep program for depressed adolescents aged 12-18 who get too little sleep or have irregular sleep patterns. The program uses two sessions and a smartphone app to teach healthy sleep habits. Researchers want to see if it's practical and helpful for impro…

This study looks at how quickly losing water weight affects sleep quality, thinking skills, and leg strength in combat athletes like wrestlers and boxers. Researchers will monitor 12 athletes before and after rapid weight loss using sleep trackers, strength tests, and thinking qu…

This study looks at how cannabis use and stopping it affect sleep, daily rhythms, and sensitivity to light in healthy young adults aged 18-25. Researchers will compare regular cannabis users to non-users using sleep monitors and light tests. The goal is to understand how cannabis…

This study looks at how different patterns of light exposure and food intake affect metabolism when people don't get enough sleep. Researchers will track 120 healthy adults aged 18-35 over 4-6 months, including three overnight stays. The goal is to understand how these factors in…

This study looks at how different phases of the menstrual cycle affect walking patterns, pelvic movement, and sleep quality in healthy women aged 18-35 with regular cycles. Researchers will measure these factors during the early follicular, ovulation, and luteal phases using a sp…

This study tests whether giving expecting parents sleep tips and advice can help their babies sleep longer and have fewer sleep problems. About 391 families will take part, with some receiving regular sleep emails and surveys for up to 24 months after birth. Researchers will comp…

This study tests a program called Bedtime Stories that sends tailored sleep health messages to caregivers of children aged 5-11. The goal is to see if the program is easy to use and helps improve children's sleep habits. The study involves 75 caregivers from low-income and histor…

This study tests a new computer program that reads brain signals to tell if someone is conscious or not. Thirty healthy adults will have their brain activity recorded during both wakefulness and sleep. The goal is to see if a simple, portable setup can accurately detect conscious…

This study aims to improve how sleep is measured for people who work night shifts. Current sleep trackers often fail to accurately detect daytime sleep, which is common for nightshift workers. Researchers will use an Apple Watch along with other sensors and machine learning to be…

This study looks at how daily light exposure relates to migraine headaches and sleep quality in adults. Researchers will track 20 participants for 8 weeks using diaries and light sensors. The goal is to understand patterns that might help manage migraines better.

This study aims to understand how healthy behaviors like diet, exercise, stress management, and sleep are connected to heart health. Researchers will collect data from 100 adults and children through questionnaires and simple health measurements like blood pressure and blood suga…

This study follows 1000 adults in Canada who are authorized to use medical cannabis for pain, sleep, anxiety, depression, or epilepsy. Researchers will track changes in symptoms and quality of life over 24 weeks using standard questionnaires. The goal is to gather real-world evid…

This study is adapting a sleep screening questionnaire for Turkish children and teens with complex chronic conditions (like multiple long-term health problems). Researchers will check if the tool is accurate and reliable, and also look at how common sleep issues are in this group…

This study follows 50 people over age 50 who had arthroscopic rotator cuff repair. Researchers will measure shoulder disability, pain (at rest, during movement, and at night), and sleep quality over time. The goal is to better understand recovery patterns and help create clearer …

This study looks at how different diets—unhealthy Western-style vs. healthy fiber-rich—affect sleep quality, heart rate, and metabolism. Researchers will monitor 24 healthy adults aged 18-32 using wearable devices and sleep tests. The goal is to understand how food choices influe…

This study looks at whether a 15-minute meditation practice called Shoonya can help people stay sharp and focused after a night of poor sleep. Researchers will compare regular meditators, people who nap, and those who do neither. The goal is to see if meditation changes sleep pat…

This study looks at how a commercially available ketone drink (Ketone-IQ) affects sleep and breathing in 20 healthy adults. Participants will take two different doses before bed at home and report on sleep quality and any stomach issues. The goal is to understand how the body res…

This study looks at how sleep issues impact memory, thinking, and quality of life in women treated for breast cancer. Researchers will track sleep patterns and mental function in 75 patients aged 39 to 69. The goal is to understand the link between sleep and cognition to develop …

This study looks at how sleep and physical activity affect the quality of life of blood cancer patients and their caregivers after a stem cell transplant. Researchers will ask both patients and caregivers to complete questionnaires about sleep, mood, fatigue, and well-being. The …

This study looks at how sleep and the body's internal clock influence blood pressure in people with hypertension. Researchers will monitor 32 adults aged 25-64 to understand why some people's blood pressure doesn't drop enough at night (non-dipping). The goal is to uncover the me…

This study looks at how sleep and body rhythms influence teen brain function and the risk of using substances like alcohol or drugs. Researchers will monitor 200 healthy teens aged 13-18 using sleep tests and saliva samples. The goal is to understand these connections, not to tes…

This study checks if it's possible to measure sleep in adults who play video games regularly. Researchers will compare gamers and non-gamers to see how well participants stick with sleep diaries, activity trackers, and urine tests. The goal is to improve methods for a larger futu…

This study looks at how getting less sleep than usual affects blood pressure. Researchers will monitor 45 healthy adults, including those with normal weight and obesity, to see changes. The goal is to better understand the connection between sleep and heart health, not to provide…