This run set a new world record for the fastest time a woman has run across the US
MultisportRun
ultramarathon
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Joasia Zakrzewski used a car for a four-kilometer stretch of the race
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Participants have 52 days to run 3,100 miles (4,989 km), meaning they must average 59.6 miles every day.
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It’s tough not to get inspired by Ruby Gan’s feats
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Tess Leono becomes the first Filipina to finish the 135-mile Badwater ultramarathon
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This ultramarathoner wants you to be careful when switching to a new diet