![Dean Karnazes can jog 350 miles without stopping thanks to rare genetic condition | Daily Mail Online Dean Karnazes can jog 350 miles without stopping thanks to rare genetic condition | Daily Mail Online](https://i.dailymail.co.uk/i/pix/2016/05/13/02/341ABD8E00000578-0-image-a-16_1463103215764.jpg)
Dean Karnazes can jog 350 miles without stopping thanks to rare genetic condition | Daily Mail Online
![Longest marathon in history: the athlete that took more than half a century to cross the finish line | Guinness World Records Longest marathon in history: the athlete that took more than half a century to cross the finish line | Guinness World Records](https://www.guinnessworldrecords.com/Images/shiso-kanakuri-header_tcm25-585938.jpg)
Longest marathon in history: the athlete that took more than half a century to cross the finish line | Guinness World Records
![the longest distance I've ever ran outdoors!! thank you OTF for building up my endurance! : r/orangetheory the longest distance I've ever ran outdoors!! thank you OTF for building up my endurance! : r/orangetheory](https://preview.redd.it/9fudc59my1p41.jpg?auto=webp&s=6fcf6cc674b4fb0778e60f3d13e864c8a61b105a)
the longest distance I've ever ran outdoors!! thank you OTF for building up my endurance! : r/orangetheory
![Dean Karnazes can jog 350 miles without stopping thanks to rare genetic condition | Daily Mail Online Dean Karnazes can jog 350 miles without stopping thanks to rare genetic condition | Daily Mail Online](https://i.dailymail.co.uk/i/pix/2016/05/13/02/341AA15700000578-3588109-image-m-8_1463103183445.jpg)