Rachel Laymon transforms our understanding of running fundamentals in this captivating conversation about the science and art behind effective training. From her remarkable journey starting as a reluctant 5K participant in Florida to becoming a respected ultramarathon coach and founder of Run Well Be Well, Rachel brings authenticity and expertise to every topic.

The discussion takes us through the real science of heat adaptation, where Rachel challenges popular notions with her evidence-based perspective: "I'm convinced there's no substitute for actually going out and running on a hot day." Her breakdown of why humidity presents unique physiological challenges resonates with runners struggling through summer training.

When addressing technology's role in training, Rachel offers the refreshing reminder that "you're the human wearing the gadget," encouraging runners to develop body awareness alongside technological tools. Her practical approach to heart rate training cuts through confusion with actionable advice, including the brilliant tip: "If you can breathe out longer than you can breathe in, you're probably at a good easy pace."

Perhaps most valuable is Rachel's perspective on nutrition – the area where she sees the biggest improvement opportunity for ultrarunners. "We live in a low-carb kind of world. Carbs are demonized outside the running community," she explains, before detailing how proper fueling can transform performance beyond what most runners imagine possible.

Throughout the conversation, Rachel balances scientific knowledge with real-world application, making complex training concepts accessible for runners at any level. Whether you're struggling with summer heat, confused about heart rate zones, or wondering why you bonk at mile 20, this episode delivers insights that will immediately improve your running experience. Listen now to transform your approach to training and racing!