TT bikes

Can you do a triathlon on a road bike? When should you buy a tri bike? Answers to all of your questions about road bikes vs. tri bikes.

Aaron Hersh advises try replacing a long steady run with a short and intense track workout, and leave your watch at home.

Paul Phillips of Competitive Images brings you a photo gallery of some of the finest bicycles in transition at the 2011 St. George Ironman.