Why Runners Get Slower With Age

Argentan, Apr. 17, 2011“The differences were striking. With each passing decade, the runners’ stride length and preferred speed dropped by about 20 percent.”

This morning at breakfast I read this New York Times article on the impact of age on running abilities. The perfect article to get me in the right post-birthday mood! The results of a physiological study reported in this article are not crystal-clear, but they primarily show that “older runners used their ankle muscles less but not other muscles more.”  A point on which I have no opinion, although I think I now run more from the front of my feet than I used to run, if the imposition on my running shoes is informative: the sole under the big toe is the first part to wear out! Then, at lunch, I went to train with my friends of the Insee Paris Club on 1km splits, with a good soul playing the pacemaker on the last lap. And helping me to achieve an average 3:31 average I was not expecting! Too bad I only have one serious training left before the traditional Argentan half-marathon, early October…

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