Ready ... or not

If you stand near the finish at Sunday's Marine Corps Marathon, you will see many examples of the body's remarkable ability to adapt to endurance training. Hang around awhile and you'll also see what happens when certain bodies didn't train as hard as they should have. A body won't be ready to run 26.2 miles without some inner adaptations. Here are a few of them:

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SOURCES: Exercise physiologist Ross Tucker; Runner’s World’s “The Runner’s Body,” by Ross Tucker and Jonathan Dugas with Matt Fitzgerald; “Transient Myocardial Injury, Microvascular Dysfunction and Decreased Segmental Function in Less Fit Recreational Athletes” by V. Galudreault, et al.;;; Marine Corps Marathon

GRAPHIC: Bonnie Berkowitz, Alberto Cuadra and Chris Canipe - The Washington Post, Oct. 26,2010.

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