80/20 ENDURANCE BLOG

Matt on Beach doing HIIT

Researchers Uncover New Reasons Not to Overdo HIIT

By Matt Fitzgerald | April 4, 2021

There’s a good chance you came across the following headline, or another one like it, a couple of weeks back:…

running workout techniques

3 Things That Work, But Not the Way Most Runners Think

By Matt Fitzgerald | May 7, 2018

There are lots of running-related techniques and methods that are widely known to be effective but that achieve their effects…

group of athletes running for multi-pace

The Joy and Utility of Multi-Pace Workouts

By Matt Fitzgerald | February 12, 2018

Most runners target a single intensity in all of their workouts. Either it’s an easy run or long run at…

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