Hopeful Runners May Find Bloody Toes, Nipples and Tummy Problems on Race Day
"My toenails turning black happened before," said Jessica Horne, 26, an amateur athlete who will be running for the second time in the ING New York City Marathon this Sunday.
"But it wasn't until this intense, long-distance marathon running that I discovered everything else," Horne said.
Horne is just one of thousands of non-elite athletes joining the marathon boom in the United States. And as more amateur athletes take up the sport, more people like Horne are discovering the "everything... Full Story
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