AMA #17: Body composition methods tour de force, insulin resistance, and Topo Chico

You have this corset that is holding you together that is beneath your muscles, and it's called fascia ... It's inside that fascia that all of your organs exist, and that's the place where you don't want to see any fat. Where this fat typically shows up is around the liver, around the kidneys, around the spleen, around the gut. That fat is incredibly associated with metabolic disease.

The body mass index is proportionate to health in some way shape or form. So, we generally know that people with a body mass index in the vicinity of 20 to 25 are healthier than people with a body mass index say between 35 and 40.

The inability to see the six-pack of abs is really an issue of either too small rectus abdominis muscle group and/or too much subcutaneous fat surrounding the rectus abdominis muscles. No six-pack equals one of those two things or a combination of them.

To have a BMI of 27 at... about 8% body fat is a far healthier place to be than to be at a BMI of 22 with 24% body fat—the sort of skinny fat phenotype.

I suspect a whole-body CT scan would be 50 millisieverts of radiation, which is about the annual allotment that is recognized for a human being.