Six NFL teams do not have cheerleaders: the Lions, the Bears, the Packers, the Browns, the Giants, and the Steelers

Helmets were not mandatory for NFL players until 1939

After 18 college football players were killed during games in 1905, President Theodore Roosevelt personally intervened and demanded that the rules of the game be reformed to make the game safer. One of the changes was to make the forward pass a legal play

The quarterback is allowed to drop kick the ball by bouncing the ball off the ground and kicking it downfield

The huddle was first used in the 1890s by quarterback Paul Hubbard who was deaf

The longest attempted field goal in pro football history was by Sebastian Janikowski on September 28, 2008. He missed