Add Yahoo as a preferred source to see more of our stories on Google. Sleep may be the foundation of health, but there’s a lot of confusion around it. How much to get? How to make it easier? And if a ...

Skipping just one night of sleep causes healthy adults to see a spike in immune cells linked to chronic inflammation, a key feature of obesity, according to new research. The good news is that once ...

Staying awake for 24 hours can impair your cognitive function, similar to being over the DUI limit. Your risk of heart disease, depression, and obesity increases if you have chronic sleep deprivation.

Discover why sleep is more powerful than you think—and how a lack of it can quietly impact everything from your mood to long‑term brain health.

Here’s another reason not to pull an all-nighter. New research out of Kuwait reports that staying awake for 24 consecutive hours can change the behavior of immune cells in young, healthy and lean ...

You’ve probably heard the widely-held belief that everyone needs eight hours of sleep a night for optimal health. But does this one-size-fits-all rule actually apply to everyone? Sleep is crucial for ...

Sleep needs vary dramatically between individuals, with genetics and lifestyle playing bigger roles than previously understood In a world that often glorifies hustle culture and productivity hacks, ...

Melinda Collier told Newsweek that "you can't and shouldn't chalk up someone, let alone a child, as a lost cause." ...