Here’s why cyclists need hamstring curls in their routine, plus the best variations.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Do you ever wake up with tight, stiff legs and wonder why? Or maybe, during yoga class, you find it ...

Add Yahoo as a preferred source to see more of our stories on Google. Continue reading to learn why you need a hamstring workout and which key exercises you need to do to build strong, resilient legs.

Any time you walk, climb stairs, or even sit down in a chair, you're activating your hamstring muscles. Therefore, keeping those muscles strong is important for basic, daily mobility. But that's not ...

"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 ...

Using a strap or towel can make lying hamstring stretches more effective. Lie on your back with one leg extended straight up ...

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 — ...

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 ...