Features
Get Dirty: A look at the experience of several Zonie athletes at the World Chanpionships.getting dirty.
What is Endurance?: Dr. Phil Maffetone covers what it means.
Periodization Part 2: Ryan Riell coaches us on how to take your performance to the next level.
A Pain in the Foot: Dr. Bruce Werber lays out what is metarsalgia and how to fix it.

Columns
Publisher's Note: An Endurance Icon.
Fast Breaks: Ragnar Relay, Sole Sports, Loose the Training Wheels, State Parks, Sole Sisters
On Schedule: 12 Hours in Papago, Rock N’ Roll Marathon, Ragnar Relay
Gotta Have It: Eliptigo, Brads Raw Chips, The Vegan Slow Cooker
Sweat Shorts: Xterra Trail Run, Four Peaks, Soma, HAG, Tour de Scottsdale

Cover
Lance armstrong returns to his triathlon roots at Four Peaks Brewing Urban Dirt Tri
Photo by John Nunes, Tri-ag.com