Get ready to go airborne. With over 30 explosive jumping moves, you won't be spending much time on the ground during this highly intense cardio routine. Plyometrics, also known as jump training, has been proven to dramatically improve athletic performance. If your sport involves a ring, rink, field, court, or track, then this training will give you the edge. Just be prepared to "Bring It" for a full hour when you leap into this workout, because there is no letting up.