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 ...

The hamstrings are the large muscles located at the back of your legs, behind the thighs. They are recruited in almost all of our daily activities from walking to bending down to standing up from the ...

Natalia Perez-Segnini is a NASM-certified personal trainer, a yoga instructor, a breathwork practitioner and a trauma-informed specialist. As a head coach at Tone House—a premier athletic-based ...

The Best Exercises to Build Your Hamstrings If you want to develop your hamstrings into the powerhouses they're supposed to be, you need to use a variety of exercises. Here are the best moves you can ...