Pr Attempt Sub 342 At Chicago Marathon 2023

In this video, we're going to talk about the game-changer that is double running. Double running is a technique that allows you to run twice the amount of miles in the same amount of time as running only once.

double running is a great way to improve your marathon training and reach your goals faster. Not only will you be able to train more frequently, but you'll also be able to reach your running goals faster than if you were only running one time a week! If you're looking to improve your marathon training, then be sure to check out this video and learn about the benefits of double running!