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 ...

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, ...

View post: Top Trainer Shares a Subtle Change to Single-Arm Rows That Boosts Back Gains and Cuts Hernia Risk Achieving a deep, barrel chest is a physique goal many men chase. To get there, some focus ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." You don’t necessarily need a bulky set of dumbbells to get the chest muscle activation you seek.