https://olympics.com/en/video/maroulis-on-the-reality-of-concussion https://olympics.com/en/video/maroulis-on-the-reality-of-con... Helen Maroulis is another a

https://olympics.com/en/video/maroulis-on-the-reality-of-concussion https://olympics.com/en/video/maroulis-on-the-reality-of-con... Helen Maroulis is another athlete openly talking about concussion. I'm a referee in wrestling (Olympic styles) and I don't let the match to continue until the competition doctor clears the wrestler after a hit in the head.