The Outside Challenge

Sprint Start

The reason for the boom in triathlon popularity comes down to one factor: distance. Specifically, the greater number of sprint-distance events. The shorter legs—typically a half-mile swim,...

Transition Time

AFTER RETIRING from an 11-year career in the major leagues, outfielder Eric Byrnes entered his first triathlon on a whim. In the summer of 2010, just three months after hanging up his glove,...

Tri Tips

1. You don’t need to mix all three disciplines into every training day, but periodic “bricks”—biking and then running—are ­essential. (Do it and you’ll...