So according to the National Obesity Forum (as reported by the BBC), it is
There's usually a gram of truth underlying each new bit of dietary advice that pops up in the news every 5 minutes. But it's generally buried under a mountain of hyperbole. It now seems clear that the anti-fat advice that I grew up with was somewhat exaggerated. However, does the NOF really expect us to believe that this fine fellow:
built up his fine physique through a strenous regime of cold showers and beatings alone? Incidentally, he's not one of the really fat ones, but he won the one tournament that we went to.
Nothing about this on the NOF website, which seems a bit odd.