Originally Posted by
Barrettscv
Use HEED or any other Electrolyte Sports Drink. You will not feel the need to over hydrate and you will not dehydrate.
Drinking excess amounts of pure water can be as harmful as not drinking enough fluids.
+1
This has been my experience. I no longer drink straight water after a hot century several years ago where I flushed all the electrolytes out of my system. I find that using Nuun has made a big change in my ability to properly hydrate.