The most popular sport in the world is soccer.
Volleyball is the second most popular sport in the world.
Soccer is the most popular sport in the world. That's a true fact :-)
No, soccer was not the first popular sport in the world. Although not the first, it is now the most popular sport in the world. The first popular sport was baseball.
Soccer is by far the most popular sport in the world.
No, soccer (the rest of the worlds calls it football) is the world's most popular sport.
The most popular racing sport in the world at this time is auto racing. Auto racing has so many different categories that it easily makes it the largest. Just to name a few of those categories you are looking at NASCAR, Indy Car and Drag racing.