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 ...

Medically reviewed by Jennifer Steinhoff, MD Key Takeaways Muscle twitching is often caused by stress or a lack of sleep and ...

Medically reviewed by Arno Kroner, DAOM Key Takeaways Hypnic jerks are common, sudden muscle twitches that happen when you fall asleep.Stress, anxiety, and fatigue can increase the chances of ...

Dear Dr. Roach: I’ve had muscle spasms and cramping in my lower legs and feet for quite some time. It almost always happens when I’m laying in bed and in the early morning hours. If I stand up and ...

I had a personal experience with this when I was going through physical therapy, trying to strengthen atrophied muscles in my left side that were far weaker than my right side. I wasn’t able to walk ...

Whether you call it a charley horse, a muscle spasm or a cramp, sharp muscle pains can immobilize you for a few seconds or for even 15 minutes or more. There’s nothing worse than getting a leg cramp ...