Occasional leg cramps are considered common and usually harmless, especially after physical exertion, dehydration, or ...

Though many people experience muscle twitching, it's often incorrectly identified as a muscle spasm. While both are involuntary contractions of a muscle, muscle spasms and muscle twitching aren't ...

Why are we asking for donations? Why are we asking for donations? This site is free thanks to our community of supporters. Voluntary donations from readers like you keep our news accessible for ...

Stiff person syndrome (SPS) causes you to have muscle stiffness and spasms, often triggered by sudden noises or touch. You can use medications like muscle relaxants and anticonvulsants to relieve ...

Ever been sound asleep, only to be startled awake by a stabbing pain in your calf or hamstring? These sudden, intense muscle spasms are better known as charley horses. And they happen to up to 60% of ...

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 ...

Weakness in the legs can be a sign of serious health issues like stroke or cancer. Symptoms like sudden leg weakness, confusion, and dizziness may mean you need medical help right away. Exercise and ...