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 ...

You're in the middle of your squat reps — weight in hand — and just like that, a charley horse causes your calf muscle to go rogue. When this type of muscle spasm or cramp hits, there is no mistaking ...

NEW YORK (CBSNewYork) - When you hear the word "Botox," you probably think of a cosmetic procedure to reduce wrinkles. You may be surprised to know that Botox has some very serious medical uses, too.