You can't win the race on an Ironman swim, but you can certainly lose it. Here's how to prep – and quell your nerves – for ...

The Ironman Swim is 3.9 km/2.4 miles; Ironman Bike, 180.2 km/112 miles; Ironman Run, 40 km/26.2 miles. Upon completion of each TRYathlon leg, participants can enter a raffle drawing.