Introduction
Living by the principles is exhausting, so thought William Webb Ellis, who in April 1823 picked up the ball and ran to the opponent’s goal amidst a football match that was held in Rugby, a British town. An ordinary foul at the first glance, however turned to be the first ever mentioning of rugby. Since then the game has received wide popularity and even turned into an Olympic sport in the beginning of the twentieth century, and on the Olympics of 2016 rugby teams will be among the represented national groups. This type of sport demands high level of physical ...