P90X3
WHY IT WORKS - Tony Horton, creator of P90X, P90X2, and P90X3 Study after study shows that the most dramatic body transformations happen . . . in the first 30 minutes of exercise. My goal was to find a way to use that window of opportunity to help people get ripped—P90X ripped—in just half an hour a day. So here's what we…
