Muscle group · Thigh
Hamstrings
Reviewed by Dr. Ryan Rietz, D.P.T. and Dr. John Breyman, D.C.
The three muscles on the back of the thigh — biceps femoris, semitendinosus and semimembranosus — which cross both the hip and the knee, extending the hip and bending the knee, and lengthen under load as the leg swings forward.
Also known as
- hammies
- back of thigh
- hamstring group