Spasms can affect various types of muscles in the body which can lead to different symptoms. The spasms occurring in skeletal muscles are usually common because of muscle fatigue, electrolyte abnormalities, over use or dehydration. The spasms occur often abruptly which is short lived and painful. You can get relieved by gently stretching the muscle. If muscle spasm is especially painful, they do not resolve, medical care should be done to diagnose any other underlying cause.