By The Bard of Wilmette from Eyesonobama.com:
Yesterday I passed a guy on the road. He was wearing a tee shirt with this message: "13.1 = half of nothing." I wondered, what does that mean? Oh, yeah, 13.1 miles is half a marathon, and the implication is that somebody who runs "only" half the distance of a marathon might as well have just stayed in bed. As one who has never run more than 3 miles at one time, I believe that anybody who can run 13 miles can claim a major personal achievement. Besides that, I also assume (with admittedly not much factual knowledge on the subject) that the health benefits to the individual are not significantly different, whether he/she runs 13 or 26 miles.
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