<unk>  usually results from overuse, poor form during physical activity, not warming up or cooling down, or inadequate stretching. Simple causes of<unk>  often clear up on their own with self care. Being overweight can put you at greater risk for<unk>  problems.
Knee pain
Back pain
Leg pain
Flank pain
Elbow pain
Joint pain
Low back pain
Rebound tenderness