Add Yahoo as a preferred source to see more of our stories on Google. The chest is a powerful muscle group, but it’s not a complicated one. It’s composed primarily of two muscles (the pectoralis major ...

Hours spent hunched over a desk or handlebars can be sabotaging your swim performance by limiting the mobility needed for ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Shutterstock With ...

"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.

The chest is made up of the pectoralis major—split into clavicular (upper) and sternal (middle/lower) heads—and the smaller pectoralis minor, which stabilizes the scapula. While you can’t fully ...

A smarter training split could be the difference between faster gains and stalled progress—experts say how you combine muscle ...

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 ...

Your pectoralis major is a large and powerful chest muscle that’s shaped like a fan. It starts from two sections: your breastbone (sternum) and your collarbone (clavicle). The two sections come ...

The bench press is a strength training exercise for your upper body. To do it, you'll need free weights or a barbell with weight plates. Although it looks like a simple move, you'll need to learn ...

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 ...