Want to work your legs and butt but don't have any weights? Find a step, box, bench, or sturdy chair and learn how to do a step-up. The step-up exercise combines the mechanics of a lunge with upward ...

This week's workout comes from a trainer at New York Sports Club. Utilizing a box for a step-up is a great way to engage your core and work your lower body. Why not try to elevate that move by ...

They also burn calories at the same time. With some adjustments, the workout can be made even more varied to include the ...