'Mannequin Challenge': What is it and why has the 'mannequin challenge' paralyzed the sport world? br br Following the popular 'Harlem Shake' and 'Ice Bucket Challenge' that flooded the internet for months, a new fad is causing fury in social networks. This is the so-called 'Mannequin Challenge', a challenge that consists of recording a video with many characters totally frozen before the camera. Like mannequins. br br Several teams from different sports and from different parts of the world have already recorded their own versions of the mannequin challenge, and the truth is that, on many occasions, the result is simply spectacular. The fever does not stop to spread and even has already arrived at a dressing room of Spain the first challenge of the mannequin. br br The mechanism is simple: those who appear in the video should be immobile, frozen and, if possible, in the most ingenious or fun possible dramatic position. The only thing in everything related to the 'Mannequin Challenge' is that its appearance does not accompany any solidarity action. br br Given the assimilation of other similar challenges, the 'final disembarkation' of the challenge in the world could be imminent.