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 ...

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

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 ...

Chest day is sacred. But if you’re just benching and hoping for the best, you’re leaving serious gains on the table. Your chest is a complex group that responds differently depending on the angle, ...

THERE ARE FEW physical attributes guys care about more than a strong chest. Bulging biceps and chiseled abs round out the remainder of the torso, sure—but as anyone who's seen a superhero movie can ...