Triathlon is a long distance mix of swimming, cycling and then running.
Do you think you're tough enough for one of the hardest events in sport?
Jodie's top triathlon tips:
So what are you waiting for? Get out and give triathlon a go!
Jodie's fab facts
World Junior Championships: Third 2001
European Junior Championships: Winner 2000 and 2001
British Championships: Winner 2000-2002
Sporting hero: Paula Radcliffe