The Best and Worst Chest Exercises, According to a Trainer originally appeared on Men's Fitness. Chest day is sacred. But if you’re just benching and hoping for the best, you’re leaving serious gains ...

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. The major muscle in ...

Runners have a habit of prioritizing strength training from the waist down. It makes sense; we want to fortify the muscles that power our miles while protecting the joints that take the most pounding.

Developing bigger pectoral muscles, or "pecs," is one of the most common goals for anyone focused on building upper-body strength or improving their physique. After all, a strong, well-developed chest ...

Learn how to do the machine cable fly with proper form to build chest muscle and keep constant tension on your pecs.

Building a strong, defined chest doesn’t require a laundry list of exercises. In fact, you only need two chest exercises done correctly—and both are performed with dumbbells, according to Jeff ...

A four-point plan to forge strength gains and smash through plateaus from beneath the bar.