Originally Posted by
kingfishr
Even if cramps are not well understood, a couple of things we know, hydration is important, and sweating causes you to lose salts which water alone can not replace...
Well, that may be true, but in my case hydration doesn't seem to make much difference as far as cramps are concerned. Fatigue is the issue. People differ, but I find that drinking when I'm thirsty and getting electrolytes from food works fine.