Jul 10, 2025 · We tend to think of sleep as a time when the mind and body shut down. However, sleep involves many important and necessary processes.

Oct 31, 2025 · Looking for ways to sleep better? We share the steps you can take to improve sleep hygiene and get more restful sleep each night.

Sep 11, 2025 · Sleep apnea pillows are designed to accommodate CPAP masks, reduce airway pressure, and improve sleep quality. Find the right pillow for you in our buying guide.

Jan 16, 2024 · Sleep-related disorders. Sleep apnea causes you to stop breathing at times during the night, disrupting your sleep. Restless legs syndrome causes a strong uncomfortable urge to move …

Matthew Walker, Ph.D., is professor of neuroscience and psychology at the University of California, Berkeley, and founder and director of the school’s Center for Human Sleep Science.

Jul 10, 2025 · Looking to treat insomnia without taking sleeping pills? Learn about natural cures for insomnia and potential therapies that can improve your nightly sleep.

Jul 15, 2025 · Learn about normal and low blood oxygen levels, causes of lower levels in sleep, and when to seek medical help.

Jul 3, 2025 · REM sleep is known for dreaming, but much more happens during this critical sleep stage. Learn what REM sleep involves and how much REM sleep you need.

Oct 30, 2024 · Sleep troubles may affect people with dementia. These tips can help you both get the rest that you need.

Sep 3, 2025 · Many people use cannabis as a sleep aid, but does it really work? We review the emerging research on cannabis for sleep, including benefits and side effects.