A little apprehensive about starting P90X
Hi, my name's Jenn. I'm not horribly out of shape and recently got P90X as a Christmas gift. I am a little nervous about trying it, I'm 5' 2" and currently 215 pounds. However, I used to do weight lifting and security detail, so I do have quite a bit of muscle in addition to the fat I'm trying to lose. I'm wondering if…