The 4-Hour Body - An Uncommon Guide to Rapid Fat-Loss, Incredible Sex, and Becoming Superhuman - Timothy Ferriss
water in five minutes)
15.4616.51%--4-site SlimGuide calipers
The range is 7% to 16.51%. So then, which of these bad boys is accurate?
The truth is, none of them are accurate. Moreover, this doesn't matter. We just need to make
sure that the method we choose is consistent.
The following table shows the various techniques I considered, ordered from most to least
error-prone.5
Provided by Luiz Da Silva, PhD., scientific advisory board, UC Davis National Science Foundation Center for Biophotonics Science and Technology.
After dozens of trials with multiple subjects, and taking into account both constancy and
convenience (including cost), there were three clear winners:6
1. DEXA
2. BodPod
3. Ultrasound (BodyMetrix)
The Top 3
DEXA
Dual energy X-ray absorptiometry (DEXA), which costs $50100 per session, ended up my
favorite, as it is repeatable and o ers valuable information besides bodyfat percentage. The GE