The Heart Rate Training Series - Episode three

This is the 3rd episode of our series on Heart Rate Training for Runners. Listen as our host Richard Diaz, helps you better understand the benefit of Anaerobic Training, which he commonly refers to as “The Dark Side” a key element of your marathon training. Anaerobic training or lactate tolerance training is a kin to taming a wild animal. You will learn when and how to apply and get the most out of these winning training sessions here on The Natural Running Network.