Somewhat related, rugby players get injured less than American football players[1]. Also I can't help but imagine how much safer car drivers would be if they wo

Somewhat related, rugby players get injured less than American football players[1]. Also I can't help but imagine how much safer car drivers would be if they wore helmets while driving. [1] http://michelicenter.com/publications/media/2008-bjsm-colleg-rugby-union-inj-patterns-in-ne1[1].pdf http://michelicenter.com/publications/media/2008-bjsm-colleg...