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 ...

Your hamstring is a group of three muscles along the back of your thigh. These muscles help you bend your knee and straighten and rotate your leg. If the muscle fibers or tendons that connect your ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. For strong, powerful ...

Ever find yourself fixated on stretching a particular part of your body? It makes sense to seek a solution for whatever your situation, whether you need stretches for tight hamstrings or poses to ease ...

A CSCS trainer shares 5 standing hamstring exercises after 60 to rebuild leg strength using dumbbells, kettlebells, and bands ...

Hamstring injuries mostly occur during activities like sprinting and soccer. People aged 16-25 are more likely to injure their hamstrings due to varying growth rates of muscles and bones. Applying ice ...

The hamstring muscles are often overlooked, yet they play a pivotal role in exercise performance and mobility. Though you’ve probably seen fitness gurus sharing their intense hamstring workouts, you ...

Tight hamstrings can feel like a stiffness or lack of mobility in the back of your thigh. Running and lifting weights can cause hamstring injuries so it's important to stretch before. Massage and ...

Hamstring cramps may have a variety of causes, such as muscle strain, mineral deficiency, or dehydration. Treatment and prevention techniques include stretching and massaging, among others. Hamstring ...