triathlon coach, Watt Bike instructor and Run In England leader, and also oversees the Parachute Regiment selection process. He has sub-1:00 Ironman swims to his name and regularly competes in triathlons and challenge events.

Olympic1.5K swim, 40K bike ride, 10K runIronman3.8K swim, 180K bike ride, 42K run (marathon)Between each leg is a stage known as transition, giving you time to prepare for the next discipline (for example, removing your wetsuit or parking your bike). Don

in waves of 150 or more, things can become hectic and it is possible you may find someone swimming over you, under you or even across you. The swim usually becomes calmer after the first 100m or so as the faster swimmers pull ahead and the field becomes