A timeline of the NFL's response after Damar Hamlin collapsed
Bills safety Damar Hamlin's vision for his Chasing M's Foundation coming to fruition in Pittsburgh
Update: Damar Hamlin has made 'fairly remarkable improvement,' can communicate in writing
NFL players, communities rally for Bills safety Damar Hamlin - The Atlanta Voice
A timeline of the NFL's response after Damar Hamlin collapsed
NFL players, fans rally around Bills' Hamlin after cardiac arrest – Twin Cities
Is Damar Hamlin practicing? Update on Buffalo Bills player since cardiac arrest - ABC7 New York
Bills-Bengals won't resume this week; Hamlin had cardiac arrest - Los Angeles Times
Damar Hamlin in critical condition after collapse at Cincinnati game
Bills safety Damar Hamlin returns to action in first regular-season game since cardiac arrest – Orlando Sentinel
Calls for NFL Reforms Grow After Damar Hamlin Suffers Cardiac Arrest During Game
NFL has been slow to embrace mental health support for players
Bills safety Damar Hamlin eases back into practice 5 months since near-death experience
What is commotio cordis, which NFL player Damar Hamlin says stopped his heart?
Damar Hamlin timeline from injury to return to Bills