Before taking on the ING New York Marathon, Ryan trains with professional distance runner, Dathan Ritzenhein. Dathan shows Ryan how to warm up his muscles and improve the efficiency of his running form using dynamic flexibility movements and form drills.

Watch the 2012 Ironman Asia-Pacific Championship in Melbourne, Australia, LIVE starting on March 24 at 3:45 p.m. ET.
Oct. 8, 2011: Watch the 2011 Ironman World Championship in Kona, Hawaii, including every finish up until the cutoff time.
Watch the entirety of the 2011 Ironman race in Las Vegas LIVE on Sept. 11 beginning at 9 a.m. ET.