The journey to gaining muscle mass is about more than just lifting weights—it's about following a consistent, well-structured plan that's designed to progressively challenge your body. I developed a ...

"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.

Have 34 minutes to spare each week? Then you can put on muscle and lose fat fast. Sounds like magic, but it’s the science of making workouts smarter and more efficient—and it’s scientifically proven.