What Does Your Brain Do While You're Sleep?

How Sleep Helps You Think

What Scientist Are Saying

Your Body While You Sleep

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What muscles do your body build while sleep?

When is the best time to go to sleep?

Why is food and water important to your body?

How does your memory change with a lack of sleep?

Sleep is an important part of your daily routine.

It also uses that time to build up your immune system.

Some scientists think your brain sorts of things out when you sleep and that it also replaces chemicals it needs.

Your body also uses your sleep time to build up muscles, bones, and tissues.

Sleep is a complex and dynamic process that affects how you function.