"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." [table-of-contents] stripped Muscle tightness is never fun, but rock-hard hamstrings are real day ruiners ...

Tight hamstrings can feel like a stiffness or lack of mobility in the back of your thigh. Running and lifting weights can cause hamstring injuries so it's important to stretch before. Massage and ...

THE STATE OF your hamstrings determines more about your body’s condition than you might expect. Tightness in your hamstrings can cause back pain, hip mobility, and even bad posture. “Tight hamstrings ...

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. Are your hamstrings ...

Keep your hands on the floor, on blocks or on your thigh. Hold for 30 to 45 seconds per side. Beginner modification: Keep a ...