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 ...

Medically reviewed by Christopher Lee, MD Leg cramps can be an early symptom of congestive heart failure due to decreased blood flow.Managing congestive heart failure with the prescribed treatment ...

We often think of our legs simply as the tools that get us from point A to point B. However, in the world of medicine, the lower extremities are often referred to as a "window" into the body’s ...

You're relaxing on the sofa when suddenly your eyelid starts twitching. Or perhaps it's a muscle in your arm, your leg, or ...