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From WebMD and Men's Health http://diabetes.webmd.com/ss/slideshow-what-your-feet-say?ecd=wnl_men_090213&ctr=wnl-men-090213_ld-stry&mb=3t3J7JV1r5c7t3L%401ZpY8OHnVev1imbCnKOaXslDPWs%3d