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 ...

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 ...

You don't often hear anyone talking about how hard they hit their hamstrings at the gym. Leaving them out of your workout, though, is a big mistake, because they help you perform so many daily ...

Add Yahoo as a preferred source to see more of our stories on Google. Aside from being the ying to your quadriceps’ yang, hamstrings play a part in a number of other daily activities. We’re talking ...

Hamstring exercises include the deadlift, hamstring curl, Bulgarian split squat. To avoid injury, warm up your hamstrings before working out with mobility exercises like toe touches. Recovery is key ...

Exercising your hamstrings is important for mobility (movement), athletic performance, and reducing injury risk. 1. Glute Bridge A glute bridge improves hip stability and alignment (proper position of ...

"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 ...

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 ...

Do you ever wake up with tight, stiff legs and wonder why? Or maybe, during yoga class, you find it difficult to touch your heels to the ground in downward-facing dog. Either way, you could probably ...

Don’t let the muscles in the front of your legs steal the spotlight. If you’re looking to work some muscles in your all-important posterior chain, consider trying some stretchy hamstring resistance ...

The hamstrings tend to get a lot of love during a stretch routine (who doesn’t have tight hammies?). When it comes to strength training, though, the quads and calves steal most of the spotlight — ...