"Hearst Magazines and Yahoo may earn commission or revenue on some items through the links below." An effective and low-impact workout, Pilates has been around for nearly 100 years, but has grown in ...

The best CrossFit exercises for beginners include air squats, deadlifts, and burpees. You don't need a specific gym to do them, either, as many can be done wherever there's equipment. CrossFit offers ...

This article was reviewed by Craig Primack, MD, FACP, FAAP, FOMA. “Right to the core,” “core values,” and “hardcore.” These little idioms highlight just how vital the concept of “core” is in our lives ...

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. While plenty of ...

Crunches are a familiar movement that you can easily do from the comfort of your own home or in a gym setting. This quick, 15-minute (or less!) series can be completed with minimal to no equipment.

If you tried to imagine the perfect gym teacher, you’d probably come up with someone a lot like Hampton Liu. He’s a gentle, friendly guy who spends most of his time trying to figure out how to make ...

If you’re new to calisthenics, it’s a form of strength training that uses just your body weight as resistance. Instead of spending hours in the gym curling a dumbbell to work your bicep, with ...

Strengthen your whole body with just one long loop band ...