Skipping hours of sleep can take a big toll on your health. Find out how much sleep you need at different stages of development to stay healthy and active.
How Much Sleep Do You Need? - Amerisleep
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Do you know how much sleep you need each night? A person's age determines how much sleep they need, and children need a lot more sleep
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Find out how much sleep a 4-year-old needs, or a young adult - Sleep Number
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