Heart Rate Training for Runners (2 of 8)

Heart Rate Training for Runners (2 of 8)

YOUR HEART IS A MUSCLE, AND YOUR ENGINE

Have you noticed in your running ‘career’ that you hit plateaus for a while, and then suddenly something shifts and you have a new PB? Like trying for 4 half marathons to beat the 2:00 mark?!

I personally believe this is about progression in your cardio capacity.

%d bloggers like this: