Details, I'm 16 years old male, been lifting for about a year. 5 ft 4 130lbs. 16-19%bf . Last Ocotober I decided to take lifting seriously and do p90x, by January I was done, I gained 20lbs of muscle. 95-100 lbs before, 115 when p90x ended. Rested until beginning of February. Decided to take my...