Rosemont-based Riddell Seeks to Build a Safer Football Helmet – Chicago Magazine
49ers guard Joshua Garnett carted off the field vs. Vikings
NFL commissioner Roger Goodell believes football will become safer
Puffy, spongy Guardian Caps could help curb NFL head injuries - The Washington Post
Sony Michel gives update on injured knee
The Longevity Project: Traumatic brain injury and concussion protocols in youth sports
Football helmet - Wikipedia
San Francisco 49ers injuries don't appear long term so far
How New Helmet Technology Will Make the NFL and NHL Safer, News, Scores, Highlights, Stats, and Rumors
How New Helmet Technology Will Make the NFL and NHL Safer, News, Scores, Highlights, Stats, and Rumors
Helmet Safety Unchanged as Injury Concerns Rise - The New York Times
New Helmet Technology Reduces Brain Injuries, Dr. John Lloyd