1.02 ankle sprain, .53 fractures. but in terms of concussions, youth football, one in 30, high school, 1 in 14 in college, 1 in 20 in the pros. you'll see concussions. you have an interesting idea which is, let's go back to old school for young people. >> well, i think so. because the brain is still developing. and i think you can still learn how to play football without the helmet. i think you can learn, you can play fast, you can learn proper technique of tackling, and you keep your head out. >> leather helmet. >> >> i don't know if it's a leather helmet, but what we have in the nfl for college and high school level. it needs to be where they go out there, play fast and learn the fundamental technique and take the head off the game. >> would you let your kids play? >> actually been it's an interesting question. i think based on the life lessons that aye learned, how the sport has changed my life, now with the technology and information out there, i would