No, but it is the most played sport (or popular) in the world.
Baseball used to be the favorite sport played and watched in the US but now football is the most-watched sport, while BASKETBALL reigns supreme in terms of MOST PLAYED.
The most sport played is baseball, basketball, cheerleader's, football.
In the US it was baseball.
The second most popular sport would be baseball. Although it is second for most popular SEEN, it is first for the most PLAYED sport.
basketball and football
The most played sport in the US is basketball, without a doubt. Basketball is the most played sport, though. Kids play basketball as the main sport in elementary school and in middle school, as well as high school. In certain areas of the country, some sports might be played more than others. For the entire United States basketball remains number one as the most played sports.
Basketball. One of the earliest games invented
Because we are in the us and American football is played here rugby is a sport most Americans are not used to.