Can a "charley horse " cause a pulled muscle? what's the best treatment for "charley horses."

Muscle crsmp: Best treatment is a gradual stretching program.

Yes it could: But it is not very common. Relief is usually given by either massaging or stretching the foot, ankle or knee in the opposite direction of the spasm. Sport medicine advice suggests that dietary deficiency of potassium, found richly in bananas and many vegetables, is a common cause of these spasms.