Quote Originally Posted by grey View Post
Heat always knocks several miles off me for the first few weeks. I add Nunn tablets to my water - sometimes in both bottles.
Yep. I had a bottle of Powerade, a bottle with a Nuun tablet, 5 Endurolytes capsules, and ~80oz of fluids during that miserable ride. I ended covered in salt residue and soaked. I think the humidity was just as responsible for my symptoms as the heat. My sweat wasn't evaporating well at all.