I'm half fat. (I wonder what the other half is?)

According to http://www.healthcentral.com/cholesterol/
home-body-fat-test-2774-143.html
I have 42% body fat.

According to
http://www.healthstatus.com/calculate/bfb (US Navy Body Fat Formula)
I have 46.46 %

average the two and we have 44.23%.

sheesh.