Get the blood flowing and muscles firing with these six warm-up stretches for runners to prevent injury and feel your best.

(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 ...

Both exercises strengthen your hamstrings, but experts say one may be more effective for you depending on your fitness ...