"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 ...

Use this Swiss-ball workout to build more explosive power, increase your personal bests, and—let’s face it—boost your sex appeal. Your glutes do more than just round out the back of your pants.

Rebuilding muscle after 50 doesn't have to mean endless hours at the gym. In fact, some of the most effective exercises use nothing more than a Swiss ball to challenge your body in ways traditional ...

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? Nordic curls are a bit of a gymgoer’s party trick. As you lower the backside ...

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 ...