(There is talk of bodily functions — my bodily functions — in this post. If you do not want to read about that, kindly skip over this post. — JS) I’ve often been in the situation where after a long hot day, I feel particularly dehydrated. I’ll stand on a bathroom weight scale morbidly curious, Continue reading...
For multi-hour runs, I’ve settled on about 500ml per hour of fluids, and it’s interesting to see he landed on about the same.
As his data and my experience shows, that’s a deficient budget, but it’s sufficient to get through a day, assuming I’m starting well hydrated and it’s not too hot. On hotter days I plan for more water.