Muscle Spasms (Muscle Cramps): Causes, Treatment Prevention Some muscle spasms cause twitching but no pain Other spasms are so painful you can’t move until they’re over You might even notice that your muscle looks distorted or feels hard to the touch Spasms typically last from seconds to 15 minutes or longer and may recur (repeat) multiple times before going away
15 Causes of Muscle Twitches and Spasms - WebMD Twitches and spasms are most common in the thighs, calves, hands, arms, belly, ribcage, and the arches of your foot They can involve part of a muscle, all of it, or a group of muscles Doctors