@leolion Tried that page and it seems WAY off.
First, it said my BMI was 23 ("you're ideal!"), which is off. I'm 24.2 on all other BMI calculators. 25 is overweight and I'm constantly right on the edge.
THEN, even at the 23 calculation, it said that my BF was 33.2% which puts me in the obese...