I think that football is the risk of players that play football it risk players heath because they can get long-term effects of head injuries has become known recently and can get a disease called CTE. CTE occurs when repeated head trauma causes brain cells to form unusual proteins that hinder blood flow in the brain and kill nerve cells.Players can get more thing that afect ther heath just by playing football.Not to long ago, players were treated with smelling salts and sent back into the game. Today NFL do not allow a player to go back in to the game until he get medical evaluation before he return to a game.According to another report, the NFL anticipates that about one-third of all retired players will develop a long-term health issue