Watch this video of the world-renowned trainer John Schaeffer describe the impact of using the AgilityGuard on his athletes!
Mr. Schaeffer has trained hundreds of athletes of all levels including Olympic athletes: Apolo Ohno, Giddeon Massie, Allison Baver, Shani Davis, Mark Fretta and Liam Ortega. Mr. Schaeffer is also a professor for the International Sports Sciences Association (ISSA), founder of Winning Factor, and a strength & conditioning and nutritional expert!