Well, this is odd.

[novapsyche]

One of the most recent, published last year in the Journal of the American Medical Association, concludes that white men and women lose about an average year of life if their BMIs top 26 or 27 by the time they reach middle age. However, for reasons that are not easy to explain, this may not be true for blacks. They actually seem to live a year or so longer if overweight but not obese.

Pleasantly Plump or a Health Risk?