All sports are hard â€” but what are the elements in each sport that are extraordinarily difficult? In this episode, we hit the field of play with athletes to get firsthand insight into some of the most extreme elements of sports. Which requires maximum quickness â€“ hittng a 95 mile an hour baseball, or returning a 150 mile an hour tennis serve? How hard is it to hit a moving target? And worst of all, what happens to the body when the maximum cheap shot occurs: a blow below the belt? And for our most extreme experiment ever, we take an average athlete and enter him in the world's toughest single day endurance event: the Ford Ironman World Championships in Kona, Hawai. We'll show what surprising factors make the going tough for even the world's most elite athletes â€” and how, through it all, the tough get going.moreless
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