I assume this is really asking "why do soccer players dive and act like they've been hit by a sniper at the faintest touch? read more
Such gaming environment forces players to seek a more reliable way to score. Its like taking the path of the least resistance, and in the case of soccer, the results of cheesy tactics are considerably substantial. That is why the soccer players gravitates to such cheap (and embarrassingly pathetic) tricks. read more
They get a bump and they fall down (dive) and act like their leg is broken. When the ref ignores them, they get up and run back into the play. read more