The hamstrings play an important part in the complex gait cycle during walking, which includes absorption of kinetic energy and protection of the knee and hip joints.

The hamstrings contract when the knee is bent or when the hips are extended, and they lengthen when the knee is extended. Semitendinosus and semimembranosus extend the hip when the trunk is fixed; …

Semimembranosus is the deepest and most medial of the hamstring muscles. Find out where semimembranosus is located, how it works and how it gets injured.

Dec 13, 2025 · Most partial hamstring tears heal over time with physical therapy and do not require surgery. If the muscle tendons have pulled free from the pelvis or the shinbone, orthopedic surgeons …

Aug 19, 2025 · Here is a list of the muscles that make up the hamstring group, along with their locations in the posterior thigh and basic anatomical details. From lateral to medial, the hamstring muscles are:

Oct 26, 2025 · It is situated on the medial aspect of the posterior thigh and superficial to the semimembranosus. Attachments: Originates from the ischial tuberosity of the pelvis and attaches to …

Jul 8, 2024 · Learn the anatomy of hamstring muscles with strengthening exercises and stretches to avoid injury.

You have three hamstring muscles at the back of your thigh. You use these thigh muscles to walk, climb stairs, run, do squats and perform many other leg movements.

What is a Medial Hamstring Tendon Injury? A medial hamstring tendon injury happens inside the hamstring muscles. It affects the tendons that help us move our knee and hip. Athletes often get …

A pulled hamstring or strain is an injury to one or more of the muscles at the back of the thigh. Most hamstring injuries respond well to simple, nonsurgical treatments.