Damar Hamlin: Tufts and local community react to the injury that changed the sports world - The Tufts Daily
What is commotio cordis? It could have caused Damar Hamlin to collapse : NPR
Damar Hamlin Nearly Died on the Job. Too Many Workers Face Similar Threats.
What Is Commotio Cordis? Damar Hamlin's Cardiac Arrest, Explained
Damar Hamlin's Charity Receives $3M in Donations After His Collapse –
NFL: Bills-Bengals won't resume; playoff scenarios revealed
Conn. fans react to Damar Hamlin's on-field collapse on MNF
UC Health Physicians: Damar Hamlin is awake and responsive; Bills medical staff helped save his life
Damar Hamlin: Buffalo Bills safety showing 'remarkable improvement,' doctors say