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 ...

This quick series from physical therapists will improve your lower body flexibility for better performance.

Hamstring injuries are some of the most prevalent in high-intensity sports like soccer, basketball, and football. Seeing your favorite player pull up lame and grab the back of their leg is devastating ...

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 ...