Why do top footballers consistently miss their penalties at big tournaments?

  

Want to score a penalty? Don't act cool

Italian footballer Simone Zaza has been the target of widespread ridicule on social media ever since his dreadful penalty shot against Germany in the Euros. In the future he could do worse than listen to the advice of researcher Tim Woodman of Bangor University. He'll explain what he's found out in a minute, first here's the reaction from the BBC's Match of the Day team to Zaza's ill-fated shot.

(Pic: Italy's forward Simone Zaza reacts after missing a penalty during the penalty shootout of the Euro 2016 quarter-final football match between Germany and Italy at the Matmut Atlantique stadium in Bordeaux on July 2, 2016.

 Credit: AFP