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, ...

Infectious agents can cause muscle twitching and spasms, too. The most commonly known is probably tetanus, which causes a phenomenon called lockjaw, where the neck and jaw muscles contract to the ...

Most people never think twice about their ears, until they catch a strange little twitch they can't explain. It might happen ...

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 ...

It has happened to many of us. While in the middle of work, a study session or just spending time with friends, your eyelid flutters for no apparent reason. At first, it may be nothing more than a ...

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 ...

In the realm of bodily quirks, few experiences are as disconcerting and curious as the sensation of your eye jumping or twitching. This phenomenon, medically referred to as myokymia, is commonly ...

Eye twitching, medically known as myokymia, is rarely random. It’s commonly linked to stress, fatigue, dehydration, excessive ...

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 ...