Featured in the documentary film, Runners High, Coach Alphonzo Jackson has many athletic accomplishments including 38 marathons, 7 duathlons and 4 triathlon events, and the successful training over 4500 endurance runners for over 29 years. Find out more about Coach Alphonzo and get more marathon tips at www.runnershighfilm.com.
dang ten miles isnt that crazy i would be tired by the 4 mile
antijustinbieber101 1 year ago