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Health Under the Hood

Health Under the Hood

Beyond the Diagnosis with Sean Swarner: From 14 Days to Live to Climbing Everest with One Lung

Aug 11, 2026 · 39m

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About this episode

What happens after you're told you have just 14 days to live? In this episode of Health Under the Hood , Dr. Markyia Nichols sits down with Sean Swarner, a two-time cancer survivor, endurance athlete, author, and motivational speaker, whose journey challenges everything we think we know about health, disease, and human potential. After surviving two rare cancers and losing one lung, Sean went on to climb Mount Everest, complete the Seven Summits, reach both the North and South Poles, finish the Ironman World Championship, and run seven marathons on seven continents in seven days. Sean shares how he learned not to let a diagnosis define his identity, why achievement alone can leave us…