Add Yahoo as a preferred source to see more of our stories on Google. Loss of slow-wave sleep as you age may increase your risk of developing dementia, according to a new study. “We found that aging ...

Slow wave sleep is the sleep stage that's all about muscle recovery. Experts tell us what you need to know about it and why it's important. I came upon this reality in using the Whoop Strap, a buzzy ...

If you've been looking for a sign to work on your sleep hygiene, this is it. A new study suggests that a particular wave of sleep, called slow-wave sleep, plays an integral role in staving off ...

Sign up for CNN’s Sleep, But Better newsletter series. Our seven-part guide has helpful hints to achieve better sleep. Loss of slow-wave sleep as you age may ...

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(CNN) — Loss of slow-wave sleep as you age may increase your risk of developing dementia, according to a new study. “We found that aging was associated with a decline in the amount of the deepest ...