Hot Dog Hysteria: Inside The Body of a Speed Eater

NEW YORK, NY - JULY 04: Competitive eaters compete in the men's division of the Nathan's Famous International Hot Dog Eating Contest at Coney Island on July 4, 2012 in the Brooklyn borough of New York City. Joey Chestnut won the men's division by successfully tying his own world record by eating 68 hot dogs in 10 minutes; he has now won the competition six years in a row. (Photo by Andrew Burton/Getty Images) Andrew Burton / Getty Images

If you find competitive eating contests hard to stomach, imagine what it's like being the stomach of a competitive eater.

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