P90X Extreme Home Fitness Workout Program - 13 DVDs, Nutrition Guide, Exercise Plannerbr Get lean, bulk up, or grow stronger, with an endless variety of mix-and-match routines to keep you motivated. Muscle Confusion technique accelerates the results process by constantly introducing new moves and routines so your body never plateaus. Collection of 12 highly diverse and intense DVD workouts. Also includes comprehensive three-phase nutrition plan, specially designed supplement options.