In the book Unbreakable Runner, Power Speed Endurance creator Brian MacKenzie shows exercises and drills that will improve your form, meaning better fitness and reduced chance of injury.
Please find NEW VIDEOS from MacKenzie’s Power Speed Endurance on this new YouTube Playlist and listed by name below.
Hop with Forward Lean
Alternating Foot Pull
Exercises Using Weights
In their new book, Unbreakable Runner, CrossFit Endurance™ founder Brian MacKenzie and veteran journalist T.J. Murphy examine long-held beliefs about how to train, tearing down those traditions to reveal new principles for a lifetime of healthy, powerful running.
Unbreakable Runner includes CrossFit-based training programs for the most popular running race distances from 5K to ultramarathon.
Now available! Autographed copies of Unbreakable Runner from Brian MacKenzie!
Find Unbreakable Runner in your local bookstore, CrossFit gym, or from these online retailers: VeloPress, Amazon, Barnes & Noble, Chapters/Indigo, your local bookstore