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 and …

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 enough quality …

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, and simple ways …

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 amount of sleep …

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.

6 days ago · 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 …

Jan 22, 2026 · Build sleep-friendly habits by keeping a consistent schedule, limiting late caffeine, alcohol, food, and fluids, and using relaxation techniques. A good night’s sleep is just as important for...

Dec 9, 2025 · Sleep is a natural process that helps your body restore energy, supports learning and memory, and keeps you healthy. During sleep, your brain cycles through different stages of non …

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 — from work stress …

Feb 18, 2025 · Good sleep is important for far more reasons, too. Research shows that not getting enough of it can have major effects on your health, including memory problems, weight gain and a …