100+ Sleep Statistics - Facts and Data About Sleep 2024 - Sleep …
WEBSep 26, 2023 · Looking for the facts about sleep? Our in-depth look at sleep statistics gives hard data about sleep needs, disorders, and the impacts of sleep deprivation.
Stages of Sleep: What Happens in a Sleep Cycle
WEBDec 8, 2023 · There are four sleep stages, including one for rapid eye movement (REM) sleep and three that form non-REM (NREM) sleep. These stages are determined based on an analysis of brain activity during sleep, which …
Sleep Calculator: Your Personalized Tool for Sleep
WEBUse the sleep calculator to develop an optimal sleep schedule based on your unique biology and lifestyle preferences, including your age and either your bedtime or wake-up time. The sleep calculator is simple to use and ensures your schedule allows ample time for rest.
What Is a Normal Sleeping Heart Rate? - Sleep Foundation
WEBJan 18, 2024 · A normal heart rate while sleeping is often between 40 to 50 beats per minute (bpm), though there is variability between individuals. We discuss what is considered a normal sleeping heart rate for each age range, as well as share signs to look out for that may indicate an underlying condition.
Sleep for Teenagers - Sleep Foundation
WEBOct 4, 2023 · Most teens should get between 8 and 10 hours of sleep per night. Unfortunately, research indicates that many teens get far less sleep than they need. Teens face numerous challenges to getting consistent, restorative sleep.
Understanding the Apnea-Hypopnea Index (AHI) - Sleep Foundation
WEBJan 2, 2024 · The apnea-hypopnea index (AHI) helps diagnose obstructive sleep apnea. It measures how often your breathing pauses per hour, on average, during sleep.
How to Track Your Sleep on an Apple Watch | Sleep Foundation
WEBMar 24, 2023 · The Apple Watch tracks sleep with motion and heart rate sensors to provide data about sleep duration, sleep stages, heart rate, and respiratory rate. This information can help wearers understand and improve their sleep patterns.
How Lack of Sleep Impacts Cognitive Performance and Focus
WEBJul 18, 2023 · Sleep is critical for the brain. Learn about how lack of sleep causes short- and long-term cognitive impairment, affecting your thinking, memory, and attention.
Sleep Drive and Your Body Clock - Sleep Foundation
WEBMar 1, 2024 · How does your body clock affect your sleep drive? Learn how your circadian rhythm and sleep schedule are related, and how they can change throughout your life.
Can School Performance Be Improved With Good Sleep? - Sleep …
WEBMar 1, 2023 · For school-age children ages 6-12 years, 9-11 total hours of sleep per day is recommended. For teens, the recommended amount of sleep is 8-10 hours per day. Unfortunately, researchers have found that many children in the United States are failing to get the sleep they need.