Do you stop hydrating an hour before you run in hopes that you won’t pee your pants? I hear this a lot from my running club friends. In fact, it’s what I used to do – with disastrous consequences. I wouldn’t drink before a run and consistently had to end it early, feeling dizzy, weak, and nauseous (but my pants were dry, woohoo!) After a particularly scary episode, I called my doctor who said I was clearly dehydrated and likely down on electrolytes too (I could just see her rolling her eyes). She ordered me to start drinking a hydration/electrolyte mix before, and during, my run*. I followed her advice and have not had an episode since.

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