Gatrocnemius
The gastrocnemius muscle is the large calf muscle at the back of the lower leg. It originates above the knee. As a result, it flexes
Knee flexion
Sartorius
The sartorius muscle is the longest muscle in the human body and has a unique oblique course from the lateral side of the hip to
Biceps Femoris muscle
Biceps Femoris is one of the three muscles which form the hamstring group forming the back of the thigh. The muscle is often described as
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Semimembranosus muscle
Semimembranosus is the most medial of the three hamstring muscles. Chronically tight hamstrings are often a contributory factor to lower back pain and knee pain.
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Semitendinosus muscle
When running the hamstrings act eccentrically to slow down the knee extension motion. Hamstring strains are common in individuals with chronically tight hamstrings or who do not
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