How Does P90X Work?
Friday, April 16th, 2010
Author: Kevin Trent
P90X is a high-intensity workout program that was developed by fitness guru Tony Horton to reshape your body in only 90 days. The program makes a lot of claims about losing weight and toning your entire body. So, just how can P90X and Tony Horton make these claims and stand behind them? Here are the specifics on how the P90X workout exactly works.

