How fit do World Cup footballers need to be?
BBC health correspondent Dominic Hughes and journalist James Govan put themselves through a series of fitness tests used by professional players and referees, including the
BBC health correspondent Dominic Hughes and journalist James Govan put themselves through a series of fitness tests used by professional players and referees, including the demanding yo-yo test, to see how they compare with elite athletes. From endurance and speed to recovery, the challenge reveals the physical standards required to compete at the highest level of the game. For the latest news download the BBC News app or visit BBC.com/news
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