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." Nordic curls are a bit of a gymgoer’s party trick. As you lower the backside of your body backwards ...

Exercising your hamstrings is important for mobility (movement), athletic performance, and reducing injury risk. A glute bridge improves hip stability and alignment (proper position of the hips). This ...

I use this exercise as a low-impact alternative to burpees ...

Unlock greater mobility and Improve Hamstring Flexibility with this Runner's Lunge Exercise – perfect for anyone beginning ...

Use the RDL to build a stronger, shapelier backside.

Rise up for bigger, stronger hamstrings and glutes.

The muscle group that runs from the back of the hip to the knee bone can be especially vulnerable after a long, sedentary ...

A certified trainer shares 5 chair exercises that restore leg strength after 60. No squats or heavy lifting needed.