How football helmets fail to protect against some of the most dangerous hits in the game - The Verge
This Helmet Will Save Football. Actually, Probably Not. - The New York Times
Football Helmet Misconceptions: Q&A
Safety first: Lopers to wear padded caps in practice to prevent concussions
New Football Helmet Could Save the Sport
Is the extra white padding on their helmets for practice a new safety precaution this year? I don't recall seeing these previous years. : r /GreenBayPackers