80/20 ENDURANCE BLOG

8020 Endurance Hero

Advancing in Another Direction: The Difference Between Retreat and Defeat

By Matt Fitzgerald | July 20, 2022

In late November 1950, at the height of the Korean War, United Nations troops under the command of Major General…

8020 Endurance Hero

Why Endurance Training Can’t Be Reduced to a Formula

By Matt Fitzgerald | July 16, 2018

Recently I tested a prototype of a wearable device that is intended to help runners monitor and control the intensity…

Hierarchy of Endurance Training Needs by Stephen Seiler

Seiler’s Hierarchy of Endurance Training Needs

By Matt Fitzgerald | March 26, 2018

If I could clone myself a few times for the sake of taking different paths in life, I would definitely…

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