Dario Franchitti: So You Think Driving An Indy Car Is Easy? Try Breathing

Taking the next step in the IndyCar physical challenge involves trying to breathe in the corners, as Franchitti explains. "Remember, you can't breathe above a certain number of G forces, so you get into the corner and brace yourself like a fighter pilot does when he's making a hard turn," he said before describing an oxygen-deprived lap in detail.
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