In the second part of our conversation with Martin Gruebele, we dive deeper into the science behind his incredible endurance feats. Martin shares how his background as a chemist and biophysicist informs his training and recovery, revealing the physiological and mental strategies that have fueled his success across 22 Ironman triathlons, the Badwater Ultramarathon, and the Deca Ultratriathlon World Championship.

We'll explore how Martin navigates the intense highs and lows of ultra-endurance sports, the critical role his support team plays, and how he continues to push the boundaries of human potential. This episode uncovers the connection between science, grit, and mental resilience, offering listeners inspiration to confront their own challenges head-on.