This workout is broken down into five high intensity circuits designed to burn calories and simulate the intensity of a fight -- full-body exercises performed one after another with little rest in between. Train your chest, back, arms and legs at an elevated heart rate. Gain strength, lean out, and resist fatigue in less time for the best physique of your life.Train beside GSP and find out what intensity really means. This strength conditioning video gives you first hand access to the secret training approach of a champion. In 45 minutes a day, you will perform, feel and look better than ever!