Dana Santas, known as the “Mobility Maker,” is a certified strength and conditioning specialist and mind-body coach in professional sports. She is also the author of “Practical Solutions for Back Pain ...

"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 ...

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 — ...

Discover which muscle groups tend to be tight in male bodies and the best stretches for men to do.

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 ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." THE HAMSTRINGS, ONE of the major muscle groups in the legs, are invaluable for the types of movements ...

(CNN) — Hamstring tightness is one of the most common complaints I hear from athletes, everyday exercisers and desk workers alike. No matter how much you may try to stretch, the tightness doesn’t go ...