Deep sleep refers to slow-wave sleep — a stage in the sleep cycle when brain waves slow down. Getting enough deep sleep is crucial for numerous bodily functions. But how to increase deep sleep isn’t ...

Spending more time in the sun early in the morning may help people fall into healthier sleep patterns, according to a new ...

Magnesium is everywhere in fitness supplements, but not all forms work the same. Here’s how to choose the right type for ...

With daylight saving time fast approaching, our sleep cycles are about to get thrown for a loop. But don’t panic — you don’t have to rely on pharmaceutical sleep aids that leave you groggy or tired.

The internet claims waking at the end of a sleep cycle will leave you refreshed, but experts aren’t convinced. By Clarissa Brincat Published Sep 9, 2025 9:00 AM EDT Image: DepositPhotos Get the ...

Sleeping for 7 to 9 hours at night isn't the only way to catch some z's. Here are four alternative sleep cycles -- and they're pretty obscure. Annie Miller Medical Reviewer Annie Miller is a licensed ...

A large-scale study presented at the American Heart Association's (AHA) Scientific Sessions 2025 revealed a significant ...

Many people clock a full night's sleep yet wake up exhausted. In a detailed conversation with an expert, we unpack why 8 ...

Forbes contributors publish independent expert analyses and insights. I'm a science journalist specializing in healthy aging and longevity. As we age, we often experience changes in our sleeping ...

Forbes contributors publish independent expert analyses and insights. Dr. Judy Stone focuses her writing on infectious diseases. While women are said to sleep a bit longer than men, their sleep ...