Dr. Hunter Huston is a kidney doctor at Vanderbilt University Medical Center, triathlete, and medical advisor at Precision Fuel & Hydration.  In this episode, we dive into the science behind fluid and electrolyte balance for endurance athletes. From sweat sodium testing to pre-race hydration strategies, we explore practical and evidence-based ways to optimize performance through smarter fueling and hydration. Whether you’re racing a 5K or tackling an Ironman, this episode is packed with insights to help you stay ahead of dehydration and performance decline.