It is not surprising the 400m is one of the most exciting athletics events. Runners have to sprint around the lap and although strength is important, because of the distance aerobic training is also required. There have been some great 400m Olympic champions: Michael Johnson, Marie-José Pérec, Cathy Freeman and Jeremy Wariner to name a few.

400 Metres |

400 Metres. How it works. Competitors run once around a 400m track. They start from blocks set in staggered positions and run in lanes. Find out which athletes are currently the world's best. The International Association of Athletics Federations (IAAF) is the international governing body for the sport of athletics.

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