NFL: Damar Hamlin cleared to play again after cardiac arrest, American Football News

The 25-year-old Buffalo Bills safety collapsed during a game in January and required CPR on the field.

Buffalo Bills player is in critical condition after collapsing in game : NPR

Bills' Damar Hamlin plays in first game since January cardiac arrest

A timeline of the NFL's response after Damar Hamlin collapsed

Bills' Damar Hamlin practicing fully after cardiac arrest

Damar Hamlin cleared to play, 4 months after cardiac arrest

Bills safety Damar Hamlin in critical condition after suffering cardiac arrest

Damar Hamlin cleared to play, 4 months after cardiac arrest

Bills safety Damar Hamlin returns to action in first regular-season game since cardiac arrest

Damar Hamlin Is Cleared to Return to Football - The New York Times

Bills safety Damar Hamlin cleared to play after cardiac arrest, GM says

Bills safety Damar Hamlin released from Cincinnati hospital, returns to Buffalo

Bills safety Damar Hamlin in critical condition after cardiac arrest; game suspended

Damar Hamlin: Buffalo Bills safety plays first NFL game since cardiac arrest on the pitch - BBC Sport