b'Today, during a World Cup game between Morocco and Iran, Moroccan winger Nordin Amrabat suffered a wicked head injury when he collided with an opponent. After he went down, a team trainer tried to revive him by slapping his face\\u2014a move decried by athletes and followers online. But despite the frequency of those kinds of injuries in soccer, you won\\u2019t see many international pros wearing gear that might prevent a concussion\\u2014reinforced headbands.\\nLearn more about your ad choices. Visit podcastchoices.com/adchoices'