The National Football League (NFL) is a professional American football league comprising 32 teams divided into two conferences, the American Football Conference (AFC) and the National Football Conference (NFC). It is the most popular and widely watched professional sports league in the United States, attracting millions of viewers every year. The NFL season typically runs from September to February, with the top teams advancing to the playoffs and ultimately competing in the Super Bowl to determine the champion. The league features some of the world's top athletes, with teams composed of players from around the globe. The NFL also has a rich history dating back to its founding in 1920, and has played an important role in American culture, with the Super Bowl being one of the biggest annual events in the United States. Overall, the NFL is a highly competitive and popular professional sports league that continues to captivate the hearts and minds of millions of fans around the world.