Article in BMJ which may be of interest:

Overconsumption of fluids by athletes
Timothy David Noakes
BMJ 2003;327 113-114
http://bmj.com/cgi/content/full/327/7407/113?etoc

well wishes,
Kate
*~+~*~+~*~+~*~+~*~+~*~+~*~+~*~+~*~+~*~+!
New email address: bicycle@...