Fitness coach Jeff Cavaliere broke down how to transform your flat biceps into bigger peaks with just two simple exercises.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." NO ARM DAY WORKOUT is complete without a solid biceps pump. The big arm muscles are one of the most ...

Genetics can play a big role in how your muscles look, and let's face it, some people are simply born with standout shape. Take 4x Mr. Olympia Jay Cutler, for example, who had impressive bicep peaks ...