Matthieu Koroma does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

You've probably noticed that you feel more alert and capable after a good night's sleep, and perhaps even that you perform better at work or in your studies. But what exactly is happening while you ...

Here’s what you’ll learn when you read this story: We have evolved a sleep cycle that goes from non-REM to REM sleep and back again, but until now, the biological function of this oscillation was ...

If you got eight hours of sleep last night and woke up feeling tired, there’s a reason for that. Minutes matter more than hours when it comes to sleep quality. In fact, if you had slept for 30 minutes ...