Sleep - Wikipedia
Sleep is a state of reduced mental and physical activity in which consciousness is altered and certain sensory activity is inhibited. During sleep, there is a marked decrease in muscle activity …
Benefits of Sleep: Improved Energy, Mood, and Brain Health
Jul 22, 2025 · Getting enough quality sleep is essential for both mental and physical health. Key benefits of sleep include: Like eating well, staying hydrated, and exercising regularly, getting …
Sleep tips: 6 steps to better sleep - Mayo Clinic
Jan 31, 2025 · Consider simple tips for better sleep, from setting a sleep schedule to including physical activity in your daily routine. Many factors can interfere with a good night's sleep — …
Sleep: What It Is, Why It’s Important, Stages, REM & NREM
You spend about one-third of your life sleeping, but it’s still something many struggle with. Researchers and experts also struggle with it because of the mysteries surrounding how and …
About Sleep | Sleep | CDC
May 15, 2024 · About Sleep Key points Good sleep is essential for our health and emotional well-being. Getting enough sleep and good sleep quality are essential for healthy sleep. The …
What happens during sleep — and how to improve it
Jun 1, 2025 · Sleep impacts nearly every part of your health, from brain function to immune strength. Learn what happens in each phase of sleep, how to manage common disruptions, …
The Science of Sleep: Understanding What Happens When You …
Sleep accounts for one-quarter to one-third of the human lifespan. But what exactly happens when you sleep? Before the 1950s, most people believed sleep was a passive activity during …
Healthy Sleep - MedlinePlus
6 days ago · While you are sleeping, you are unconscious, but your brain and body functions are still active. Sleep is a complex biological process that helps you process new information, stay …
11 surprisingly simple, expert-backed fixes for dramatically better ...
2 days ago · Everyone has trouble sleeping from time to time, even sleep scientists. This is what they do to beat insomnia.
Brain Basics: Understanding Sleep - National Institute of …
Sleep affects almost every type of tissue and system in the body—from the brain, heart, and lungs to metabolism, immune function, mood, and disease resistance.