Photo: © Tom Hood Photography
About the Author
Matt Fitzgerald is an acclaimed endurance sports and nutrition writer and a certified sports nutritionist. He is the bestselling author of more than a dozen books on running and fitness, including 80/20 Running, Brain Training for Runners, Racing Weight, and Iron War, which was long-listed for the 2012 William Hill Sports Book of the Year. He is a columnist on Competitor.com and Active.com, and has contributed to Bicycling, Men’s Health, Triathlete, Men’s Journal, Outside, Runner’s World, Shape, and Women’s Health. He lives in San Diego, California.