Bodybuilder Regan Grimes recently tried out Jay Cutler's back workout from 2005 and documented it in a video shared to his YouTube channel. Grimes has four IFFB Pro wins under his belt and ...

This back-focused training session delivers on its name, as Kali Muscle and Big Boy put each other through a high-volume, high-intensity routine. Mixing compound lifts with focused isolation work, the ...