SLEEP

This completed study tested a program to prevent obesity in mothers and children from pregnancy to age 2. It involved 1,645 families at community health centers in Boston. The program used education, text messages, and provider training to promote healthy eating, physical activit…

This study tested whether a home-based physical activity program, delivered by mail and phone without in-person visits, could help nearly 50,000 older women prevent heart attacks, strokes, broken hips, and falls. Participants received exercise guides, tips, and goal-setting tools…

This study tested a program to help children aged 6-11 maintain a healthy weight and feel good. Over 1,300 kids from 24 Danish schools took part. The program included changes at school and in the community to encourage healthy eating, more physical activity, better sleep, and les…

This study tested a program to help fathers support healthy eating, sleep, and activity for their babies, starting during pregnancy and continuing until the baby's first birthday. Over 650 families from diverse backgrounds took part. The goal was to prevent rapid weight gain and …

This completed trial tested a dietary supplement called Radicle Revive in 500 perimenopausal women aged 40 and older. For 6 weeks, participants took either the active supplement or a placebo, and researchers measured changes in stress, sleep, and menopause-related health issues. …

This study tested whether a gentle, light-touch therapy (therapeutic touch) could help advanced cancer patients in palliative care sleep better and feel less tired. Sixty-one patients were randomly assigned to receive either 5 days of 10-15 minute touch sessions or standard care.…

This study tested whether a 10-minute daily mindfulness session via a smartphone app could improve sleep and lower stress in healthy adults. 81 participants wore an Ōura Ring to track sleep and heart rate, and were randomly assigned to either the mindfulness program or a waitlist…

This study tested a brief sleep program for depressed teens who sleep too little or have irregular sleep patterns. The program included one session with a provider and smartphone tools to help teens set sleep goals. Researchers measured whether the program was easy to use and acc…

This study tested a special blend of plant extracts against melatonin to see which improves sleep quality more. 89 healthy women aged 35-55 with poor sleep took either the botanical supplement or melatonin each night. The goal was to find a natural alternative that works better t…

This study looked at whether taking a whey protein supplement twice a day helps adolescent soccer players improve their performance, recover faster, and change body composition during a 10-12 week competitive season. Thirty-one high school players aged 13-18 took either the prote…

This study looked at whether a physiotherapist-given baby massage could help infants aged 0-6 months sleep longer and strengthen the emotional bond with their mothers. Twenty-four healthy full-term babies received classical massage. Researchers measured sleep quality and mother-b…

This completed trial tested PeptiSleep, a plant-based supplement made from rice protein, to see if it improves sleep quality in healthy adults. 120 participants took either PeptiSleep or a placebo daily for 6 weeks while wearing a sleep tracker and completing surveys. The study m…

This study tested whether interactive game-supported sleep hygiene training could improve sleep quality, menopausal symptoms, and quality of life in menopausal women. 82 women aged 40-60 with poor sleep took part. They received four sleep hygiene lessons paired with a digital gam…

This study tested an early sleep facilitation program for preterm infants and their caregivers. The program includes sleep training in the hospital and guidance for caregivers after discharge. Researchers measured infant sleep, health, and caregiver stress, sleep, quality of life…

This study looked at whether doing progressive relaxation exercises (tensing and relaxing muscles) can help people sleep better after urological surgery. Only 2 people took part, so the results are very limited. The goal was to see if this simple technique could improve sleep qua…

This study tested whether laughter yoga could help women in menopause who struggle with brain fog, low mood, and poor sleep. 97 women were split into two groups: one did 8 sessions of laughter yoga over 4 weeks, and the other did nothing. Researchers measured brain fog, psycholog…

This study tested whether sleeping with an adjustable bed backrest (raising the head and trunk) improves sleep quality in people with chronic obstructive pulmonary disease (COPD). Twenty-four participants with severe COPD and sleep difficulties used the backrest for four weeks. T…

This study tested whether a specially designed sleep cap could help infants in the neonatal intensive care unit (NICU) sleep longer and stay more stable. Fifty-three newborns over 32 weeks gestation wore the cap from 7 PM to 7 AM for three days while their sleep, heart rate, brea…

This study tested a special sleep program for teenagers with ADHD who also have sleep problems. The program combines cognitive behavioral therapy with sleep tips and planning skills. Researchers wanted to see if better sleep could also improve ADHD symptoms and daily life. The st…

This study tested a program called SIESTA-Rehab to help stroke patients sleep better during their hospital stay. The program included training nurses to reduce nighttime disruptions and a plan to check for and treat sleep apnea. Researchers studied 400 adults in a rehab hospital …

This study tested whether taking rosemary and daylily extracts can improve sleep in adults over 50 who have trouble falling asleep. Ten participants took either a low or high dose of the herbal supplement or a placebo for eight weeks. The goal was to see if the supplements could …

This study tested a program combining physical activity and cognitive training in 66 adults over 65. The goal was to see if it could improve sleep quality and overall quality of life. Participants used smartphones and were able to do physical activity. The program was designed by…

This study looked at whether a digital cognitive behavioral therapy program for insomnia (called Sleepio) could work for people aged 50+ with mild cognitive impairment or mild dementia who also have trouble sleeping. The goal was to see if a larger trial is possible by checking h…

This study looked at 558 adults with mild to moderate sleep apnea who also don't get enough sleep. Researchers compared two different programs to see which one better reduces daytime sleepiness. The goal is to find the best way to help people feel more awake and improve their dai…

This study tested whether certain health and wellness products can help people sleep better. Over 1,600 adults who wanted better sleep took either a product or a placebo (fake product) without knowing which they got. The study measured changes in sleep, anxiety, and fatigue using…

This study tested whether an Apple Watch, a new app, and weekly health coaching calls could help dementia caregivers improve their sleep and mood. Twenty-one caregivers wore the watch to track their sleep and activity, received personalized feedback, and talked with a coach for u…

This study tested an internet-based program to help adult survivors of childhood cancer who have trouble sleeping. Over 1,500 participants used an online insomnia treatment designed to improve sleep and thinking skills. The goal was to see if better sleep could also boost memory,…

This study tested two online programs—cognitive behavioral therapy (CBT) and mindfulness—to help adults cope with the distress caused by tinnitus (ringing in the ears). 67 participants were randomly assigned to one of the two treatments or a waiting list. The goal was to see if t…

This study tested whether a daily capsule of betalains (natural pigments from beetroot) can improve blood vessel function, sleep, and quality of life in healthy middle-aged adults (40-65 years old). 42 participants took either the betalain capsule or a placebo for one month, then…

This study tested four different nutritional supplements to see if they improve sleep quality in healthy adults. Over 12 weeks, 376 participants took either a supplement or a placebo pill daily. The goal was to measure changes in sleep quality, daytime function, and mood.

This study looked at whether placing small tubes in the ears of children aged 1-4 with chronic ear fluid (otitis media with effusion) improves their sleep and quality of life. Sixty children were randomly assigned to either receive ear tubes or not. Sleep was measured with a wris…

This study tested whether a combination of morning blue light and evening red light therapy could improve sleep in adults with mild sleep problems. Twenty participants wore a wrist device to track sleep for 7 days without light therapy, then for 7 days with the light therapy. The…

This study tested whether Eschscholzia tablets, a herbal product, can help adults with insomnia sleep better. 104 people took either the tablets or a placebo for 4 weeks, and neither they nor the researchers knew who got which. The goal was to see if the tablets improve sleep qua…

This study tested whether a behavioral sleep program called Sleep Well! is practical and liked by families in urban primary care clinics. About 103 parents and their young children (ages 1-5) with sleep problems took part. The goal was to see if families would stick with the prog…

This study tested a sleep improvement program designed for both people with Alzheimer's disease and the family members who care for them. The program was tailored to address sleep problems in both the patient and caregiver at the same time. The goal was to see if this approach co…

This study tested a special powder called Dream Powder to see if it helps people sleep better. Forty adults with sleep problems took a placebo for 2 weeks, then the real powder for 4 weeks. They wore a Fitbit and filled out questionnaires to track sleep quality and energy levels.

This completed study looked at sleep problems in over 1,100 children and adults with specific learning disabilities like dyslexia or dyspraxia, with or without ADHD. Participants filled out online questionnaires about their sleep habits. The goal was to find out how common sleep …

This study examined 180 young adults to see if the ratio of their index to ring finger length (2D:4D) is linked to joint hypermobility (being double-jointed). The idea is that this finger ratio may reflect hormone levels before birth. Researchers measured joint flexibility using …

This completed study placed 15 healthy volunteers in an underground cave for 40 days with no access to time cues like clocks or sunlight. Researchers measured changes in thinking, sleep patterns, stress levels, and how the group worked together. The goal was to learn how humans a…

This study looked at how two types of exercise—high-intensity interval training (HIIT) and continuous moderate exercise (CME)—affect sleep and inflammation in older adults with HIV. Fifty-two participants were assigned to one of the two exercise programs for 16 weeks. Researchers…

This study looked at how using a tablet in the evening affects young children's sleep and thinking skills. Researchers compared kids who used a tablet before bed with those who had no screen time. They measured changes in sleep timing, melatonin levels, and executive function. Th…

This study tested a medical device called CAVA that uses electrodes on the face to record eye movements during sleep. Nine volunteers wore the device along with standard sleep monitoring equipment in a sleep lab. The goal was to see if CAVA could accurately classify sleep stages …

This study tested whether playing sound pulses in sync with brain slow waves can enhance sleep quality in 18 healthy adults sedated with dexmedetomidine. Participants experienced three conditions: in-phase stimulation, anti-phase stimulation, and sham. The goal was to measure cha…

This study looked at whether a 15-minute meditation practice called Shoonya meditation can help people stay sharp after a night without sleep. Researchers compared regular meditators to people who nap regularly, measuring brain activity, heart rate, and cognitive performance. The…

This study looked at 20 adults with short bowel syndrome who receive nutrition through a tube at home. Researchers compared giving this nutrition overnight versus during the day to see how it affects blood sugar levels and sleep quality. Participants wore glucose monitors and act…

This study looked at whether being exposed to artificial light at night, along with not getting enough sleep, harms how the body handles blood sugar more than just lack of sleep alone. Fourteen healthy adults stayed in a lab for over a month while their sleep and light exposure w…

This study looked at whether a 30-minute daytime nap can help mentally tired endurance athletes feel better and think more clearly. Eleven male amateur athletes completed two sessions: one where they did mentally tiring tasks before napping, and another where they just napped. Re…

This study looked at how sleep and diet affect performance in 38 Columbia University baseball players. Researchers measured sleep quality, food intake, and athletic skills like batting and pitching speed. The goal was to understand these links and later test ways to improve them.

This study tested a sleep program for 4-6 year olds in their last year before kindergarten. The program included activities at school and online materials for parents. The goal was to see if the program was easy to use and if it helped children sleep better. 98 children took part…

This study explored whether infants aged 6 to 9 months with joint hypermobility (very flexible joints) have different sleep patterns than other babies. Researchers used a parent questionnaire to measure sleep duration, night wakings, and sleep problems. The goal was to understand…

This study looked at 40 healthy women ages 18-35 to see if different phases of the menstrual cycle affect walking patterns, pelvic movement, and sleep quality. Participants were tested during early follicular, ovulation, and luteal phases using a special walkway sensor and a slee…

This study looked at how children ages 8 to 17 use smartphones and tablets, including social media and games, and how that relates to their mental health, sleep, and physical activity. Over 900 children and their parents used the Aura app and completed surveys for three months. T…

This study looked at whether eating the fast-digesting carbs at the end of a meal (instead of at the start) changes blood sugar levels in 22 elite female athletes. Over 6 days, participants wore a continuous glucose monitor and followed different meal sequences for breakfast and …

This study looked at how the timing of sleep affects what teenagers eat. Researchers wanted to understand why getting more sleep helps some teens eat less, but not others. They studied 190 healthy teens aged 14-18 to see if matching sleep to their natural body clock improves thei…

This study tested a 12-week program for parents and children in Chile to encourage healthier daily movement, including more physical activity and better sleep. The program included weekly digital tips and three in-person family activity sessions. Researchers measured changes in a…

This study tested a special bassinet called the Couplet Care bassinet to see if it helps new mothers and their babies do better in the hospital after birth. Researchers compared it to a standard bassinet by surveying 160 mothers about sleep, breastfeeding, and satisfaction, and a…

This study looked at whether sleeping at least an hour more each night for a week could help college students handle pain better. Thirty-six healthy young adults wore watches to track sleep and heart rate, and took pain tests (pressure and cold) before and after the sleep change.…

This study looked at how losing a little sleep affects heart health, thinking, and physical performance in active versus sedentary adults. 24 people were split into two groups based on their exercise habits and tested after normal sleep and after three nights of reduced sleep. Th…

This study looked at 47 older adults without major memory problems to see if changes in their sleep/wake cycles are linked to early brain changes that might increase Alzheimer's risk. Researchers used wrist-worn activity monitors and brain scans to measure sleep patterns and brai…

This study tested whether helping people sleep longer (through sleep hygiene and extending sleep time) could lower their blood pressure during sleep. 66 adults who slept less than 7 hours per night took part. Researchers measured blood pressure during sleep and awake periods at t…

This study tested whether a personalized program delivered through WeChat could help college students better balance their time among physical activity, sitting, and sleep. Fifty students aged 18-25 who did not meet healthy movement guidelines were randomly assigned to receive th…

This study looked at whether pushing back school start times helps high school students get more sleep, feel less sleepy during the day, and improve their mental health and grades. Over 500 Norwegian teens took part, and researchers measured sleep patterns, daytime sleepiness, an…

This study looked at how race-based social rejection impacts sleep and nighttime heart function. About 139 African American and Caucasian adults spent two nights in a sleep lab—one after a rejection task and one after a neutral task. Researchers measured how quickly they fell asl…

This study looked at whether practicing orgasmic meditation (OM) is linked to better sleep. 41 adults who already practiced OM tracked their sleep using an app for 30 nights. The goal was to see if more OM practice or having an orgasm during OM was tied to improved sleep quality.

This study tested whether a smartphone app could improve mood, physical activity, and sleep in over 1,000 medical interns. Participants used the app daily to log their mood and wore a fitness tracker to record steps and sleep. The goal was to see if simple digital tools can help …

This study looked at how long-term lack of sleep affects heart health and weight in women. Researchers compared premenopausal and postmenopausal women to see if sleep loss raises blood pressure, blood sugar, and belly fat. The goal was to understand if sleep is more important for…

This study looked at whether using a wearable device (like a fitness tracker) along with social media can help adults become more active and sleep better. 75 adults who had never used a wearable device before took part. The researchers measured changes in physical activity and sl…

This study tested whether using an indoor air purifier changes health measures like heart rate, sleep, and oxygen levels. 42 healthy adults wore Apple Watches while using a real or fake (sham) air purifier at home. The goal was to see if cleaner air makes a short-term difference …

This study tested whether a short power-nap (less than 30 minutes) can help anesthesiology residents perform better after working night shifts. 44 residents took part in high-fidelity simulations to measure their technical and non-technical skills. The goal was to see if napping …

This study looked at how much sleep loss and evening light stop morning bright light from helping teens fall asleep earlier. Researchers tested 88 teens aged 14-17 to find the breaking point where morning light stops working. The goal is to understand how to better align teen bod…

This study looked at how a pill form of THC (dronabinol) affects sleep and thinking in 18 adults. Some participants used cannabis frequently (more than 3 times a week), while others rarely used it (less than 10 times ever). Researchers measured sleep stages, alertness, memory, an…

This study looked at 194 university students aged 18-30 to see how smartphone and digital game addiction relates to physical activity, sleep quality, stress, fatigue, and muscle or joint pain. Participants filled out questionnaires about their habits and health. The goal is to un…

This study looked at how losing sleep changes the way African Americans experience discrimination and how their hearts and blood vessels respond. 77 adults took part in social tasks while their blood pressure and heart activity were measured. The goal was to understand the link b…

This study looked at whether a short, painless brain stimulation technique called tDCS, given before an afternoon nap, can improve sleep patterns linked to memory and thinking in healthy adults aged 60 and older. Twelve participants completed computer tasks, received either real …