Stretch, and gently massage the area. Icing the area may stop a spasm, as can applying heat with a warm towel or heating pad or running hot water on the muscle in the shower.

See a doctor immediately if:

• Severe and persistent pain
• Leg swelling, redness, or other skin changes
• Muscle weakness

Make an appointment to see a doctor if:

• Frequent
• Cause isn't clear
• Self-care doesn't help