The hamstring muscles are responsible for your hip and knee movements in walking, squatting, bending your knees, and tilting your pelvis. Hamstring muscle injuries are the most common sports injury.

Hamstring tendonitis is swelling or tearing to one of the three hamstring tendons. It may cause pain around the knee and throughout the leg. Hamstring tendonitis may also lead to mobility impairment.

Hamstring pain can be sharp or cause tightness in the back of your thigh. Your hamstring is a group of three muscles on the ...

Your hamstrings consist of three muscles that run along the back of the thigh, which allow your leg to bend at the knee and extend straight. Sometimes the fibers in those muscles get overstretched or ...