Over the past decade, we've tested more than 2,000 mattresses in our Seattle-based lab. Find out which ones fared the best and discover your perfect mattress.| Sleep Foundation
Insomnia is a sleep disorder that affects many people. Learn about symptoms, causes, and treatments.| Sleep Foundation
Our editorial policy is the driving force of our high standard for quality. Learn about the methods we employ to produce accurate, unbiased content| Sleep Foundation
Many people rely on alcohol to help them fall asleep, but their sleep quality may suffer in the long run. Learn more about how alcohol affects sleep.| Sleep Foundation
Discover the science behind why we sleep better within a certain temperature range, and get advice for optimizing your bedroom temperature at night.| Sleep Foundation
Looking for ways to sleep better? Improving sleep hygiene can make your habits, routines, & environment more conducive to consistent and restorative sleep.| Sleep Foundation
Sleep is vital to the development of children of all ages. Learn about how much sleep they need and how to ensure they are sleeping well.| Sleep Foundation
Drinking caffeine too close to bedtime can keep you awake. Learn why this happens and what other effects caffeine may be having on your sleep.| Sleep Foundation
A sleep diary is a simple way to track key details about your sleep habits. It can offer valuable information for your doctor or for personal sleep improvement.| Sleep Foundation
Too many teens get insufficient sleep. Learn about the importance of sleep for teens, challenges to getting the sleep they need, and steps to sleep better.| Sleep Foundation
Want to learn more about how electronics affect sleep? Read our guide to learn about technology in the bedroom and best practices for screen time before bed.| Sleep Foundation
Looking for ways to sleep better? We share the steps you can take to improve sleep hygiene and get more restful sleep each night.| Sleep Foundation