London 2012: Athletics at the Olympics explained (Part one)
Find out everything you need to know about the heptathlon athletics event at London 2012 - from the rules of the sport, to the venue it will be played in, to the equipment required.
If you want to run, jump or throw, athletics provides the perfect platform to compete. The United Kingdom Athletics Grassroots scheme, external provides information on how you can begin taking part.
Visit the London 2012 schedule and results page on the BBC Sport website to find out details of when the Olympic athletics events are taking place, and where you can watch them.
Available to UK users only.