A muscle group on the back of the thigh responsible for knee flexion and hip extension.

The outer hamstring muscle contributing to hip extension and knee flexion.

A medial hamstring assisting hip extension and knee flexion.

A deep medial hamstring supporting powerful hip extension and knee flexion.

A muscle group on the back of the thigh responsible for knee flexion and hip extension.

The outer hamstring muscle contributing to hip extension and knee flexion.

A medial hamstring assisting hip extension and knee flexion.

A deep medial hamstring supporting powerful hip extension and knee flexion.