Your thoughts begin to gently drift off the plane of reality and you’re about to transition from that dreamy state to complete sleep. Then — suddenly — a part of your body twitches and you’re ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty Images It tends to happen when you’re just about to drift off where your legs or ...

You’re drifting off to sleep, floating in that hazy realm between wakefulness and dreams, when suddenly—BAM!—your body jerks violently as if you’ve been dropped from a height. Your heart races, you’re ...

After a grueling CrossFit workout on a hot Summer morning that involved kettlebell swings, goblet squats, and about 100 walking lunges, my lower body was toast. But what was weird was that my left ...

Add Yahoo as a preferred source to see more of our stories on Google. That sudden twitch or "falling" feeling before you drift off isn't in your head. (Getty Images) (Catherine Falls Commercial via ...

Twitching at night—it’s something few of us talk about, yet it’s also a phenomenon that impacts Americans when it comes to sleep quality. And even if you feel like you’re getting enough sleep, you ...

Sleep is something the majority of us look forward to. At the end of a long day (or a long night), there often is no better feeling than crawling under the covers, knowing that you have nowhere to be ...

Two powerful brain chemical systems work together to paralyze skeletal muscles during rapid eye movement (REM) sleep, according to new research in the July 11 issue of The Journal of Neuroscience. The ...