Newly launched app Wave Sleep offers 45-minute pre-bed visualization meditations to help you stop counting sheep—and start falling asleep. Previously the creative director of Y7, Brad Warsh is now the ...

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 ...

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 stages of ...

Researchers have known that a lack of quality sleep can increase a person’s risk of diabetes, but it’s not been known why. The results of a study in humans by a team of sleep scientists at the ...

An organized tide of brain waves, blood and spinal fluid pulsing through a sleeping brain may flush away neural toxins that cause Alzheimer’s and other diseases. When you sink into a deep sleep, a ...

A new study has uncovered the mechanism by which the brain waves produced during deep sleep can predict blood glucose control. The discovery not only highlights the importance of sleep in managing ...

During sleep, the brain cleans itself, turning up the flow of cerebrospinal fluid through the gray matter parenchyma to wash away waste. What powers this flow? In the February 28 Nature online, ...

Are you waking up in a puddle of sweat — if you can sleep at all? That's the grim reality for millions of people around the globe suffering through severe, unbearable heat waves. July is the hottest ...

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 ...

Researchers have known that a lack of quality sleep can increase a person’s risk of diabetes. What has remained a mystery, however, is why. Now, new findings from a team of sleep scientists at the ...