The semitendinosus is one of the four muscles in the hamstring muscle group. The others are the semimembranosus and the biceps femoris. The semitendinosus is the longest of these muscles, and it runs ...

Whether you're moving your knees or your hips, the hamstrings are essential. Regularly put to work (whether running, walking or jumping) during and after sports sessions, taking the time to stretch ...

You’ll know the feeling if you have tight hamstrings – your strides feel shorter, it seems like you’re working harder than usual and your legs feel stiff and restricted. Going faster or tackling ...

The three powerful muscles running down the back of your thigh are the semitendinosus, semimembranosus, and the bicep femoris. Together, these muscles are known as your hamstrings. The hamstring is ...

Tight hamstrings occur when one or all three of the muscles at the back of your thigh become shortened due to prolonged sitting, overtraining or sudden increase in workout workout intensity, certain ...