sunday housecall. it s been a huge topic of discussion for a while now. the lasting effects of concussions such as those suffered on football field happens to be the theme of a new film by will smith called concussion. football greats like harry carson also speaking out about this brain injury. unfortunately, you can t really make the game safer. you know, you can put all of the sophisticated helmets that you want on players, but, again, the helmet protects the skull. it does not protect the brain. it s up to the parents as to what they allow their kids to do. part of the reason why i m so vocal is i want parents to understand what they re signing their kids up for. this is not about bashing football. it s not about bashing the nfl. meanwhile, also learning about a new type of pressurized neck collar they say can prevent mild concussions during sports.