Archive for 2013-07-28

Climbing the Wall

Hemera/Thinkstock We've all heard of "the wall." It's a physiological and emotional barrier faced by marathon runners, typically at about the 20-mile mark of the race. Scientifically, it has to do with glycogen depletion. Here's an excellent description.
Sunday, July 28, 2013
Posted by bmahfood

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