Watch: The Ultra Addict with Courtney Dauwalter

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In 2018, Courtney Dauwalter battled for two days and 205 miles on the steep, dry Tahoe Rim Trail. Lack of sleep, race mishaps and a relentless competitor pursued her as she was pushing her limits, running towards the overall victory. You can learn a lot about yourself when a race goes well, but you can learn even more when it all goes sideways.

Want to Know What It Takes to Finish at Western States? Just Ask Hellah Sidibe.

Find out what happened when this six-year run streaker and HOKA Global Athlete Ambassador took on an iconic ultramarathon in California's Sierra Nevada