Story by Brad Schoenfeld, Ph.D, C.S.C.S., Cori Ritchey, C.S.C.S., Jake Boly, C.S.C.S. YOU MIGHT BE STEPPING back into the gym ...

Let’s not forget your heart is a muscle you need to train. The best gym machine to do so? The treadmill. Walking, jogging, ...

The focus here is to do it efficiently and not quickly. If you focus on the quickness, then chances are, you will tire ...