The National Football League (NFL) is the highest level of professional American football in the world. It consists of 32 teams divided into two conferences, the National Football Conference (NFC) and the American Football Conference (AFC), with four divisions each. The NFL is considered one of the most popular sports leagues in the United States, with over 17 million viewers tuning in to the Super Bowl each year. The league holds a total of 17 regular season games, culminating in the championship game known as the Super Bowl. The NFL also hosts several other championships, such as the Pro Bowl and the annual NFL Draft. The NFL has been around since 1920 and continues to be a source of entertainment and excitement for millions of fans.