Friday, December 15th, 2017

Update: 1/1/2012: P90X2 is available now in 3 versions. The P90X2 workout is the result of two years of research and development conducted by a team of the most qualified experts in fitness. P90X2 takes the original Muscle Confusion concept to new heights with Post-Activation Potentiation (PAP), a training technique developed by professional sports trainers […]