By Medline Plus — 2018
Sleep is a complex biological process. While you are sleeping, you are unconscious, but your brain and body functions are still active. They are doing a number of important jobs that help you stay healthy and function at your best.
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CLEAR ALL
For the first time in forever, Nathan Adrian truly has no idea if he’ll have a strong swim Friday. And at this point, it doesn’t really matter to the five-time Olympic gold medalist. He’s simply elated to be back.
‘Skin cancer worked its way into my lymph nodes. I was devastated.’
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