A lot of work goes in to preparing a squad for World Cup battle and a significant amount of that work is completed in the gym.
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With athletes become fitter, bigger and faster, every team is looking for new methods to get an edge on the competition. And at a professional level, everything from stretching to weight lifting, is scrutinised.
This video of the Irish Rugby team perfectly demonstrates their meticulous attention to detail and offers an insight into what makes them so successful.
