With heavy hearts, NFL players go back to work - The Japan Times
Damar Hamlin and Other Athletes With Heart Problems
NFL players 'express a reluctance to return to the field' this week as Damar Hamlin remains in ICU
As Trump Rekindles N.F.L. Fight, Goodell Sides With Players - The New York Times
NFL's Damar Hamlin could have suffered rare heart trauma during tackle, doctors say
The ESPN Daily podcast -- How to listen, episode guide and more - ESPN
Ex-NFL Player Mike Williams On Life Support After Gruesome Injury At Construction Job
World Baseball Classic proves the heart of America's pastime is in Japan - Sports Illustrated
Steelers' Stephon Tuitt won't kneel during anthem: 'Screw anybody' who has a problem with that
Damar Hamlin collapsed during an NFL game. What happened? - Vox
Bennet Omalu, Concussions, and the NFL: How One Doctor Changed Football Forever
An NFL linebacker quit football to sell Pokémon cards, now he's making millions - The Athletic