Bills safety Damar Hamlin ready to suit up for first preseason game since going into cardiac arrest - Sent-trib
Damar Hamlin's Heart Stopped When He Collapsed Mid-Game
Damar Hamlin shows 'signs of improvement' while still in ICU in critical condition, Bills say, after mid-game cardiac arrest
The Buffalo Bills say Damar Hamlin has shown “signs of improvement” —
What happened to Damar Hamlin? Explaining cardiac arrest causes
Damar Hamlin: Team releases update after NFL player's heart attack on pitch, US News
Buffalo Bills' Damar Hamlin in critical condition after suffering cardiac arrest on field - CBS News
Damar Hamlin's Toy Drive Raises More Than $6.5 Million After His On-Field Collapse - WSJ
Damar Hamlin's collapse evokes other mid-game medical emergencies. Some were fatal. - CBS News
Why did Damar Hamlin collapse during the Bills-Bengals game?
NFL player Damar Hamlin continues recovery in Buffalo hospital, American Football News
Damar Hamlin in critical condition after suffering cardiac arrest; Bills-Bengals postponed - ESPN
Cardiac arrest causes: What led to Buffalo Bills' Damar Hamlin's collapse?
EXPLAINER: What happened to Damar Hamlin?