Talk about it : Shit Happens

Good disposal of human excreta can reduce diarrhea by 40 percent. Washing hands reduces it still further. Health economists reckon that every dollar invested in sanitation can save $7 on health costs and lost productivity. No wonder the readers of The British Medical Journal last year voted sanitation the greatest medical milestone ever, over penicillin and anesthesia.This year, the International Year of Sanitation, is a fine time to address a pointless and damaging conversational taboo. http://www.nytimes.com/2008/05/19/opinion/19george.html
http://www.bmj.com/