behavior and poor techniques. the possibility of experiencing death. >> what are does it do? >> first of all, it's probably worse this children than adults. you are creating the injuries to the brain. a concussion is a brain injury. that's what it is. you call it that, your perspective changes. you can call it problems and bleeding in and around the brain. you can have long-term problems. i don't know what the regulations are specifically in terms of letting them return to play. those would qualify as significant blows to the head. the point i talked about is in many ways, we are moving in a better direction. this sense to take it backwards, that was concerning. >> you are the living dream of so many of these kids. you played on the fields as a professional. did you do this as a kid or anything near that? >> i was blessed to have good