I think I know the reason and have a speculative solution.
I read that under extreme performance stress the body reacts by
releasing extra water into the intestine. This can cause intestinal
cramping (ie those pains before you blow soup out your arse). I wonder
if using some salt to increase water retention might counteract the
> I've been competing in Triathlons now for 4 years - mostly sprint, but two
> or three longer ones per summer - and always get really bad stomach cramps
> after a race. The kind where your stomach feels like its in knots. They
> usually last 4-5 hours after a race and tend to lead me to the bathroom
> quite a few times if you know what I mean. I'm a 31 year old male in good
> shape and train pretty regularly. I originally thought it was dehydration,
> but I drink a lot during the races and most are only an hour or so anyway.
> I only get them during races or training if I do a very hard (race pace)
> brick workout. Any ideas out there? They really suck and are making me
> think twice about racing this weekend. Thanks