From diet, to shoes, to movement efficiency, people devote their lives to researching and perfecting the art of running. Meanwhile, cheetahs run 75 mph and they sleep all day. No fair!

Ceri caught a plane to run a marathon right after we recorded this! I probably went home and watched TV for four hours. Oh well!

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While you're at it, check out the Tangents crew on Twitter: Stefan: @itsmestefanchin Ceri: @ceriley Sam: @slamschultz Hank: @hankgreen

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