80/20 Triathlon: Discover the Breakthrough Elite-Training Formula for Ultimate Fitness and Performance at All Levels

A breakthrough program for triathletes — beginner, intermediate, and advanced — showing how to balance training intensity to maximize performance — from a fitness expert and elite coach.

Cutting-edge research has proven that triathletes and other endurance athletes experience their greatest performance when they do 80 percent of their training at low intensity and the remaining 20 percent at moderate to high intensity. But the vast majority of recreational triathletes are caught in the so-ca...