I was "obese" too - according to BMI - when I was 10% bf. BMI is a start, but is ultimately inadequate because it's simply weight by height. BF% is a much superior indicator.
-PM
M:12y - BD:12/11 - D:6/13 - 4Ds
"The ultimate measure of a man is not where he stands in moments of comfort and convenience, but where he stands at times of challenge and controversy." -MLK Jr.