Now, a new neuroscientific study from MIT suggests a fascinating explanation. In short, when your attention vanishes after a ...

Have you ever woken up feeling groggy, only to realise you’ve slept for over nine hours? For some people getting too much sleep is a rare dream, for others it’s a habit they’re trying to curb. But ...

After a night of poor sleep, you don't feel as alert as you should. Your brain might seem foggy, and your mind drifts off when you should be paying attention.