P90X, or Power 90 Extreme, is a commercial home exercise regimen, known for its intensity. It is designed to take 90 days, and consists of a training program which uses cross-training (weight training, martial arts, yoga and calisthenics) and periodization, combined with a nutrition and dietary ... - read more
P90X2 Workout. Train off-balance to build the body of an athlete. P90X revolutionized fitness. Now, P90X2 will change the way you work out…forever. - read more
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