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Keeping Up with 80/20 Endurance

By Matt Fitzgerald | November 22, 2021

There’s a lot going on at 80/20 Endurance—so much, in fact, that you might be having trouble keeping up with…

Training for Endurance Book

The Difference(s) Between 80/20 Training and the Maffetone Method

By Matt Fitzgerald | March 27, 2021

Phil Maffetone is nothing if not consistent. In 1995, I copyedited his book Training for Endurance, a pro bono task…

Bill Rodgers

How to Train “80/20” without Really Trying

By Matt Fitzgerald | March 7, 2021

Every once in a while an athlete asks me if the training plans offered in one of my older books…

8020 Endurance Hero

Is There a Threshold of Training Volume Below Which an 80/20 Intensity Balance Is Not Optimal for Fitness Development?

By Matt Fitzgerald | October 21, 2019

The question that serves as the title of this article is one that comes up often in discussions of the…

8020 Endurance Hero

Is Periodization Overrated?

By Matt Fitzgerald | September 17, 2018

An interesting new study by researchers at the University of Western Australia investigated the effects of periodization in the training…

8020 Triathlon book by Matt Fitzgerald and David Warden

80/20 Triathlon Is Here!

By Matt Fitzgerald | September 3, 2018

Several years ago I got an idea for a book called A High-Mileage Manifesto. The title pretty much says it…