[video=youtube;mQb4EoBdYFM]http://www.youtube.com/watch?v=mQb4EoBdYFM&feature=player_embedded[/video]
They should have at least headgear, that is all. I don't see any issue with it. MMA is a sport. A physical fight, but as long as it is regulated, it is a sport and children should be able to partake in it.