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, ...

Looking to maximize upper-body strength and muscle mass? Weighted dips offer one of the most effective ways to build bigger ...

Don’t let a packed schedule stop your progress.

YOU CAN CLASSIFY exercises in a number of ways—by muscle group, movement pattern, or implement used, for example—but one of the most basic methods is whether it's a compound movement (using multiple ...

Compound exercises use multiple joints to perform a specific movement, while isolation exercises target a specific joint. Both types of exercises build muscle and burn calories; deciding which is best ...

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 ...