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I’m Kari Martens, an Ironman finisher, Ultraman World Champion, and performance coach passionate about helping others unlock their potential. My journey began after a heart attack at 42, pushing me to transform my health and mindset. Now, with over 100 races behind me, I guide individuals in building resilience, improving fitness, and achieving their goals. My mission is simple: to help you break barriers, take control of your well-being, and create lasting change.


I’m Kari Martens, an Ironman finisher, Ultraman World Champion, and performance coach passionate about helping others unlock their potential. My journey began after a heart attack at 42, pushing me to transform my health and mindset. Now, with over 100 races behind me, I guide individuals in building resilience, improving fitness, and achieving their goals. My mission is simple: to help you break barriers, take control of your well-being, and create lasting change.