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 ...

Ah, hamstrings: the middle child of muscle groups. While they might not be the sexiest parts of our bodies, strong hamstrings play a vital role in our overall strength and stability. To learn more ...

Muscle isn't the only thing that matters. Here's how you can tap your hidden potential—and bulletproof against injury.

Hamstring strains are one of the most common—and frustrating—soft-tissue injuries suffered by athletes. There are two main types: an acute strain and a proximal hamstring tendinopathy, a ...

The hamstring muscle group consists of three distinct sections. The two inner, or medial muscles are known as the semitendinosus and semimembranosus and the outer, or lateral, muscle is the bicep ...

The hamstring is that muscle at the back of the upper leg – you know, the one that everyone says is ‘tight’? Its primary role is to bend the knee, but it does a number of other pretty cool jobs, some ...