Once more and more athletes began to get the diseases, the athlete made the diseases known, which caused the sports to change some of the rules to help keep the athletes safer while playing. The biggest sport to change the rules for the protection of the players was the National Football League. A new rule was added to make it illegal to have head to head to head contact in hopes of lowering the number of concussions and head to head contact, even making players pay a fee if the rule is broken. Some players think that by changing the rules, it changes the way the game is played, and is causing more players to have more lower body injuries that are career ruining, so the players are willing to get hit on the head rather than risk ending their
