It's not diet, it's exercise.
(well, more precisely (as I read
the article), it's not eating-very-few-calories, it's eating-very-healthy-calories-and-exercis
ing)
From the article:
According to Bell, people who are fat on the inside are essentially on the threshold of being obese. They eat too many fatty, sugary foods — and exercise too little to work it off — but they are not eating enough to actually be fat. Scientists believe we naturally accumulate fat around the belly first, but at some point, the body may start storing it elsewhere.
Also: math problem solved, producing 60 times as much data as the human genome project:
the big numbers