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- 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 and interactions with the surrounding environment
- Benefits of Sleep: Improved Energy, Mood, and Brain Health
Sleep is a complex biological process made up of several stages that cycle throughout the night These stages include rapid eye movement (REM) sleep and non-REM sleep, each of which plays an important role in restoring the body and brain
- 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 why we sleep and what happens to us while we do
- About Sleep | Sleep | CDC
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 you need changes as you age Talk to your healthcare provider if you have problems sleeping
- The Science of Sleep: Understanding What Happens When You Sleep
Throughout your time asleep, your brain will cycle repeatedly through two different types of sleep: REM (rapid-eye movement) sleep and non-REM sleep The first part of the cycle is non-REM sleep, which is composed of four stages The first stage comes between being awake and falling asleep
- Healthy Sleep - MedlinePlus
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-rapid eye movement (non-REM) sleep and rapid eye movement (REM) sleep
- 10 Health Benefits of Sleep
Most adults need between seven and nine hours of sleep per day to maintain good health Lack of sleep is linked to greater risks for heart disease, diabetes, and weight gain Getting enough sleep can improve memory and reduce stress levels Sleep is vital for maintaining your overall health
- This Is How Much Sleep You Need Every Single Night
Figuring out the exact amount of sleep you need each night can be a challenge—that's why we asked sleep experts how much sleep you really need depending on your age
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