Many of us have felt a muscle in some part of our body suddenly and involuntarily tighten, causing a twitch or even severe ...

When your eye twitch means something serious with seven health conditions that could be causing that annoying eyelid flutter ...

What is benign essential blepharospasm? Read on to learn about this neurological condition, including causes, symptoms, and treatments.

Nussbaum says her back would spasm and she wasn't able to move. She says it seemed random, but something as simple as bending over to put a leash on the dog was enough to trigger it.

When a medicine's side effects turn out to be more marketable than its intended purpose, people tend to forget what the intended purposes were. The "little blue pill" never quite became synonymous ...