Re:John Yudkin: the man who tried to warn us about sugar
by carbocation on Wednesday February 12, 2014 @10:32AM
(#7224797)
You lose mass by exhalation of CO2, not defecation. Since you inhale O2 and exhale CO2, you don't need to inhale more than you exhale (a mathematical impossibility anyway, of course) to lose weight.
Which is nicely analogous to telling someone to focus on calories in versus calories out.