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 ...

You wake up to your partner telling you that you had an entire conversation with someone named Bob last night, or your roommate mentions you were giving what sounded like a presentation in your sleep.

Turning our clocks ahead next weekend, will rob us all of an hour – as we are sleeping. With World Sleep Day coming up on Friday (March 13), and in honor of Brain Awareness Week that starts Monday ...

When you’re short on sleep and your focus suddenly drifts, your brain may be briefly slipping into cleanup mode. Scientists discovered that these attention lapses coincide with waves of fluid washing ...

You've probably already noticed what happens to your day when you don't get the recommended 7 hours of sleep the night before. You might not be as alert as usual, or you may find yourself with a ...

Deep sleep does more than help you feel rested. Research shows it triggers growth hormone release, supporting muscle repair, ...

Sleep doesnt just affect how tired you feel, it directly impacts how your brain and body function through the day. Experts explain that getting no sleep can impair reaction time and judgement to ...

If you find it hard to focus after a wakeful night, it’s because your brain is busy trying to catch up on crucial housekeeping. Nearly everyone has experienced it—after a night of poor sleep, your ...