Personal trainer and running coach Thad McLaurin combines his passion for running (over 30 years!) and his love of writing by hosting the popular website RunnerDude's Blog (RunnerDudesBlog.com), one of the top-ranked running blogs in the country. He's also a contributing writer for Active.com, has written articles for AmateurEndurance.com, and was featured in the July 2010 Runner's World "Ask the Experts" section. Thad is the owner of RunnerDude's Fitness, a personal training studio in Greensboro, North Carolina, that provides fitness and running programs for all ages and ability levels. He ha...