Jeff O'Connell


As the editor-in-chief of, Jeff O'Connell oversees daily content for the most heavily trafficked fitness site in the world. Train Magazine ranked him 19th on its 2015 "Power 50" list of the most influential people in the fitness world.

Before joining, O'Connell served as the editor-in-chief of Muscle & Fitness magazine.

O'Connell is best known for his own health-and-fitness journalism. He spent three years as executive writer at Men's Health magazine, where he handled numerous celebrity profiles and cover stories. His feature writing has earned honorable mention in both "The Best American Sports Writing" and "The Best American Science & Nature Writing" anthologies.

O'Connell has co-written six books, including "Formula 50" with 50 Cent, as well as the New York Times Bestsellers "LL Cool J's Platinum Workout" and "Spartan Up!" His first solo work, "Sugar Nation", was released to critical acclaim in July 2011 and excerpted at length in the magazines Times of London, The Weekend Australian, and USA Today.

Follow O'Connell at:

Twitter/Sugar Nation