BUTT BIBLE CALORIE HELP
Hey everyone, I just started the butt bible and i wish that there was a way to know what to track it under. I know the best way is with an HRM but i don't have one of those right now, so I was wondering if anyone wore theirs during it, so I could get an estimate. Im 5'6" and 150 lbs, so if anyone is around that and was…