The hamstring muscles are responsible for your hip and knee movements in walking, squatting, bending your knees, and tilting your pelvis. Hamstring muscle injuries are the most common sports injury.

Unfortunately, hamstring strains are both common and painful. They strike athletes of all sorts – including runners, skaters, and football, soccer, and basketball players. But what is a hamstring? It ...

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 ...

Stand with your feet directly underneath your hips and place your hands lightly behind your head with elbows wide. Slowly ...

For strong, powerful legs, you need to work both your quads (on the front of your thighs), and hamstrings (on the back). For the quads, squats are a given. But what are the best exercises to hit the ...

It’s almost natural to stretch out any sore or tight areas of the body, especially when gearing up for a run. But the truth is that’s not always the best remedy—particularly when it comes to relieving ...

It’s easy to take for granted all the ways your leg muscles stretch, flex, and work together to enable you to go about your daily life. Whether you walk, stand, sit, or run, it’s due to the work and ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Nordic curls are a bit of a gymgoer’s party trick. As you lower the backside of your body backwards ...