Adrenaline increases the "alertness" of the nervous system, meaning it's ready to trigger muscle contraction. It also increases the amount of blood flow and changes the tension of the muscles, which, ...

Add Yahoo as a preferred source to see more of our stories on Google. They're called hypnagogic jerks. Here's why they might be happening. While the brain controls when and how we move, there are ...

It pays to listen to your body.

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 ...

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 ...

That sudden jolt or twitch just as you’re drifting into sleep isn’t your imagination. It’s a real physiological event. One moment, you’re fading into slumber, and the next, your arm or leg flings out ...

While sitting still at your desk or watching TV, you sense a feeling of muscular discomfort in your arm or leg. It’s not quite a charley horse, but you can see your skin pulsating involuntarily, as if ...

Ever felt like you were about to fall into a hole just as you were dozing off, and then your body suddenly jolts you awake to avoid it? It's a common thing – we’ve all felt that at some point in our ...

Eye twitching is usually harmless and triggered by stress, fatigue, screen strain, caffeine, or dry eyes. Here are some common causes, simple fixes, and when persistent twitching needs medical ...

CONDITION. I I’M A DIRECT SUPPORT PROFESSIONAL WITH THE ARC OF CARROLL COUNTY. BETHANY CHALMERS LOVES HELPING PEOPLE AND CONNECTING WITH OTHERS. BUT THOSE CONNECTIONS BECAME MORE CHALLENGING AFTER SHE ...