. Mark Cucuzzella rejoins The Nation to discuss many health and fitness myths. Make sure you watch his 8:25 Video that show the principles of natural running. Be sure to spend some time learning at The Natural Running Center web site. Visit Two...
December of 2014, we spoke with Brian MacKenzie, founder of crossfit endurance, ultrarunner and co-author of “Unbreakable Runner, Unleash the Power of Strength & Conditioning for a Lifetime of Running Strong”. He joined The Nation...