Analysing over 165 million nights of sleep data from more than 317,000 users of wearable and under-mattress sleep tracking devices, researchers found that when temperatures rise from the global median ...

While some couples might sleep soundly together, for others, sharing a bed is anything but harmonious, especially for those with differing sleep styles. A restful night can be thwarted by tossing and ...

Learn facts about sleep, during which the body rests, recuperates and performs essential repairs. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

On a special episode (first released on July 24th) of The Excerpt podcast: The question is: Why do we struggle to sleep? Jennifer Senior, a staff writer at The Atlantic, joins The Excerpt to talk ...

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 enough of it.

“The only known function of sleep is to cure sleepiness,” the Harvard sleep scientist Dr J Allan Hobson once joked. This isn’t quite true, but the questions of why we spend about a third of our lives ...

Sleep is crucial to mental and physical health - and yet many people struggle with it. Now, experts claim that your daily ...

A new study analyzed the sleep patterns of jellyfish and sea anemones and found they share some sleep traits with humans. The research could provide insight into the origins and function of sleep.

The middle of the night used to be my special time. I’d use it to cram for a test, read a mystery, or play Candy Crush—with no one around. As I got older, those nighttime hours became time to answer ...

How do we go from sound asleep to awake in the blink of an eye? When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. When you wake up in the morning, ...