Build up your lower body using big-time weight. Just make sure you know how to use it the right way.

If you spend all the time on your upper body and focus on getting those gains for your guns, you could risk the chicken leg situation — where those glutes and quads are significantly weaker and ...

Bodybuilding legend and former four-time Mr. Olympia Jay Cutler broke down how to build bigger quads using the hack squat machine.