One of the main benefits of the Squires Long Run is that it forces you to practice running goal race pace or faster when your legs are tired, similar to what you experience in the latter stages of the marathon.

How to do a Squires Long Run: "The meat of the workout is a series of surges inserted into the middle hour of your weekend long run." Try the workout that took Bill Rodgers to a 2:09 AR in 1979. https://t.co/T93yDkAPj3
— PodiumRunner (@PodiumRunner) May 29, 2019