You might not even need to get rid of the helmets. I've seen at least one old-timer say that this is all because of the invention of the face mask, and that just removing the face mask would be enough to prevent most head on head contact but still protect the head in falls.
Oh man for sure. CTE has already deterred me from ever wanting any of my kids to play football unless, of course, they're Big League material.
Soccer. They constantly hit the ball with their head after the goal kick to the middle of the court. Also, this:
It seems like the.NFL brushed Kelsos puffy helmet under the rug, and to this day, no talk of it. It’s just common sense to me.