The document discusses various facts about soccer including injuries from celebrating goals, the necessary equipment to play like differently sized balls, and that over 1 million soccer teams exist worldwide. It notes that around 265 million people play soccer globally, and 4% of the world's population both play and referee the sport. Key details about the World Cup are provided such as it occurring every 4 years and the 1999 final being the most watched World Cup game. The document also mentions soccer becoming an Olympic sport in 1908 and that 2022 lives are projected to be lost constructing stadiums for the 2022 World Cup.