and muscles don't grow from nowhere? sometimes i figure it was
easier to slice off someone's muscles and tape it on me. 
and how do you know i don't have fat or anything to convert?
your weight loss could be due to lots of water loss and burning
of muscles.
diet
regime
most importantly, your diet
IF you can see your abs, your body fat has reached 14% and
below
"American Dietetic Association recommends that men have 15-18%
body fat and women have 20-25% body fat. Healthy male athletes
might be as low as 5-12% body fat, and healthy female athletes
could be as low as 10-20%"