More workouts at www.MyMadMethods.com Jack Nunn, 2-time Ironman and owner of Powerhouse Fitness in Long Beach, CA, demonstrates three different exercises on the Concept 2 Rowing Machine. Jack's article, "Rowing, Skiing, Cycling: Extreme Endurance Training with Machines" where he explains how he is using the Ski Erg, Indoor Rowing Machine, and an Indoor Cycle to prepare for his third Ironman competition in late 2012. This article was featured in the June/July 2012 issue of the My Mad Methods Magazine. Find out more about Jack Nunn at www.PowerhouseFit.com Get the June/July 2012 issue of the My Mad Methods Magazine at new.mymadmethods.com/index.php/fitness-products/fitness-books-magazines/product/114-my-mad-methods-magazine-junejuly-2012 Get the My Mad Methods Magazine at new.mymadmethods.com/index.php/my-mad-methods-magazine