Jul 8, 2025 · Sleep is a complex and dynamic biological process that still isn’t fully understood. Learn about how sleep works and why it’s vital for overall health.

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.

Jul 10, 2025 · Proper sleep is an essential part of human functioning. Find out how much sleep you need, learn how to identify sleep problems, and get tips for better sleep.

Jul 16, 2025 · Deep sleep gives your body a chance to repair and recover and leaves you refreshed in the morning. Learn how much deep sleep you need and how to get more.

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.

Jul 10, 2025 · Sleep deprivation can have severe effects on mental and physical health. We detail what happens to your body when you go without sleep for 24 hours or more.

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 · Melatonin supplements have been studied for sleep troubles, like insomnia, as well as for a variety of health issues. Learn what the research says.

Oct 28, 2025 · Conditions such as neurological disorders, mental health issues, and sleep disorders like obstructive sleep apnea can all contribute significantly to excessive daytime …

Sep 22, 2025 · The apnea-hypopnea index (AHI) helps diagnose obstructive sleep apnea. It measures how often your breathing pauses per hour, on average, during sleep.