I found it at Live Once, Juicy, which I found in turn via some random linkhopping -- I can't remember where the chain started, but I suspect it was The Fat Nutritionist (thefatnutritionist_feed), who is a deep source of wisdom for people of all sizes.

Anyway, you might be interested in her "defiant athlete" stuff:

http://liveoncejuicy.com/tag/defiant-athlete/
http://liveoncejuicy.com/2011/03/12/a-list-of-defiant-athletes/