80/20 ENDURANCE BLOG

8020 Endurance Hero

Letters to the Coaches: Alignment of Power Zones and 80/20 Heart Rate

By Matt Fitzgerald | November 27, 2017

David, I am pushing through first weeks with Garmin + Stryd to track it. I noticed that my power zone…

8020 Endurance Hero

Letters to the Coaches: Frequency of Hard and Easy Workouts

By Matt Fitzgerald | November 13, 2017

Hi Matt, I just finished reading your book 80/20 Running. I liked the basic idea and I also have experienced…

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