NFL COVID-19: Protective face masks being developed for 2020 season - Cincy Jungle
Aaron Rodgers Has Thoughts on Vaccines, NFL Rules, and Modern Science - The Ringer
Former Titans Safety Myron Rolle Now Playing Defense Against Coronavirus
This Helmet Will Save Football. Actually, Probably Not. - The New York Times
NFL stops all Covid protocols, dropping all masks and testing requirements
Face masks: Why the world is still arguing about them, 20 months into the pandemic
How Will the NFL's COVID-19 Testing and Contact Tracing Work? - The Ringer
Examining Concussion Incidence in College Football, Featured Stories
Implementation and Evolution of Mitigation Measures, Testing, and Contact Tracing in the National Football League, August 9–November 21, 2020