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

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Chest training, for many, is simply the pursuit of brute strength and size. Pressing (whether via barbell ...

THE CHEST IS a muscle group that takes up a great deal of attention for physique-minded guys. If you pause a moment to think ...

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 ...