This is mostly unrelated to the title, but for those of you wondering what the limit of fasting is, an interesting study on a very obese man had him on water and vitamins for over a year (http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2495396/pdf/post...).

The 3 meals a day rhetoric has been widespread (some even advocating even more than that), but it seems a bit overblown.