About the Author David Zinczenko

David Zinczenko, the editor-in-chief of Men's Health magazine, grew up as an overweight kid in Bethlehem, Pennsylvania. Since then, he has become one of America's leading experts on health and fitness, has offered advice to men during appearances on Good Morning America and The Early Show, and has twice competed in the New York City Marathon. He lives in New York City and Allentown, Pennsylvania.

Ted Spiker, an assistant professor of journalism at the University of Florida, is a contributing editor to Men's Health. His work has also been published in Fortune, O, The Oprah Magazine, InStyle, Sports Illustrated Women; Writer's Digest, Adventure Sports; and more. He is a graduate of the University of Delaware and the Columbia University Graduate School of Journalism.