In this episode, I speak with Zack Bitter and we dive into how he has leveraged the Ketogenic diet to take his ultra-endurance running to the next level. We talk about how Zack got into running 100+ miles. We discuss some of the training techniques Zack uses to peak for a race. Zack reveals his take on metabolic flexibility and how to capitalize on it. We dive into optimizing your running form and technique and how to reach new milestones!