A groundbreaking U.S. study found that sleep may play a bigger role in life expectancy than diet or exercise—revealing just ...

Here’s what the science says.

I messed up my sleep schedule and used ChatGPT's advice to fix it in 2026 ...

If you’ve ever felt tired after a full night’s sleep, you likely didn’t get enough deep sleep. This stage of sleep is considered to be the most restful, so getting enough of it is key for your overall ...

In the United States, insufficient sleep strongly correlates with life expectancy, even more than diet, exercise or social ...

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.

CLEVELAND, Ohio – When your kids are babies, you spend countless hours getting them to sleep. There’s even a board book ...

You’ve heard of REM sleep but what about deep sleep? Experts share why it’s important and how to make sure you’re getting ...

We know that sleep is important for our health — long-term sleep issues have been linked to worse cardiovascular health, a weakened immune system and cancer. But how do you know if you’re getting ...

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? Put simply, sleep is the maintenance system that keeps every organ functioning ...