Get ripped in just 90 days with The P90X Fitness Program P90X is a revolutionary system of 12 sweat-inducing, muscle-pumping workouts designed to transform your body from regular to ripped in just 90 days. The most frustrating aspect of starting any workout program is that you don’t know how long it’ll reach your fitness goals. You can’t decide when you’ll lose those … [Read more...] about P90X Muscle Training System Power 90X Extreme Fitness