There are two heads to the muscle, the lateral head which sits on the outside of the lower leg and the medial head that sits on the inside of the leg. The two heads can both work together.

When you hop, run or jump, your legs behave like springs, absorbing and returning energy with each step. But what happens to ...

Human movements like hopping and running can be explained using a spring-mass model. In this model, the leg works like a ...

Clinical examination often reveals tenderness over the medial head of gastrocnemius ... Finally other rarer causes of exercise induced leg pain are discussed, namely muscle hernia, popliteal artery ...

Background The medial hamstring muscle has the potential to prevent excessive dynamic ... at very high levels of normalised EMG (73–115% of MVC). In contrast, the supine leg curl and hip extension ...