Take a look back at the BBC documentary series Olympic Dreams as Jessica Ennis first confronts the injury problems that eventually ruled her out of the 2008 Olympic Games in Beijing.

Olympic Dreams will be returning early in 2010, with more on Ennis's World Championship heptathlon victory in Berlin.

"Ennis has metamorphosed from talented contender to proven champion, just when British athletics was starting to wonder where the next star might be coming from," Tom Fordyce watches Ennis win gold in Berlin