Football without pads and helmets would reduce injuries. I’ve been saying that in newspaper columns since 2004, before much of the debate about concussions and injuries grew so large.

Football without pads and helmets would reduce injuries. I’ve been saying that in newspaper columns since 2004, before much of the debate about concussions and injuries grew so large.

When I did a quick internet search, I found that these were “Guardian Caps,” padded helmet covers that football players can use to protect themselves from brain injuries. Do they work?