dunno - I was told many moons ago (pardon the pun)it stems from the fact that you can die if you don`t poop :)
*does a poo poo on the nearest 'community support officer'*
(*does a poo poo on the nearest 'community support officer'*
Reckless_Rik,
Tue 17 May 2005, 10:16,
archived)