Class is in session. Dr. Mark talks about

Cadence: what is the most efficient, how to determine yours, does it make a difference if you are tall or short?
Breathing: what is the most effective way to breath? How to practice and what are the benefits?
How long does it take to change body composition?
Treadmills
What are the latest trends in running shoes that he saw at 2013 The Running Event

Here are some valuable links:

Take the Tailwind Challenge at: Tailwind Nutrition

Check out the cool headlamps made for trail running at Petzl

Download a free audio book at Audible

Dr. Mark Cucuzzella: Cadence and Breathing

Trail Runner Nation