American football American football American football, referred to as football in the United States and Canada and also known as gridiron, is a team sport played by two teams of eleven players on a rectangular field with goalposts at each end. The offense, which is the team controlling the oval-shaped football, attempts to advance down the field by running with or passing the ball, while the defense, which is the team without control of the ball, aims to stop the offense's advance and aims to take control of the ball for themselves. The offense must advance at least ten yards in four
American football at the Summer Olympics professional American football players in both the NFL and CFL are not eligible. It has also been argued that due to roster restrictions, seven-on-seven is the most likely style of play to make it as a medal event in the same vein as Rugby in the 2016 Summer Olympics. American football at the Summer Olympics American football was featured in the Summer Olympic Games demonstration programme in 1904 and 1932. College football was played at the 1904 Olympics, which was played at Francis Field, but was, in reality, college teams playing each other as part of their regular seasons. The