P90X is a set of 12 high-intensity online workouts that you do over the course of 90 days. You've probably seen the infomercials about it on TV. You'll commit to working out 6-7 days per week, for 1-1 ...
It might take you a few weeks to work up to all the moves in this new workout from Tony Horton, the creator of P90X and author of “The Big Picture: 11 Laws That Will Change Your Life.” It’s not ...