Research shows sprinting helps enhance muscular efficiency and fatigue resistance. Additionally, it will help increase your running economy by improving your running mechanics. I talk about this alot, because it is important. It is often tauted that most people over the age of 30 will never sprint again. ! In my opinion, this speed translates in to better running economy even for marathon runners If you don’t already sprint, I recommend adding 6x10 secs strides to your weekly running. You can pu