Garlett, who says he's "not a klutz" but "definitely not a natural athlete, " trains about 15 hours a week for October's Ironman in Kona, Hawaii.

CNN: Heart transplant patients push physical limits at Ironman

The mere expectation that he would participate in next month's Hawaii Ironman championship in Kona started people booking hotel rooms as early as March.

WSJ: Triathlons Part Waters for Lance Armstrong

At last year's most prestigious triathlon, in Kailua Kona, Hawaii, Scott bikes ranked fourth in popularity.

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