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.

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

Examining football's health risks after Damar Hamlin's cardiac arrest on the field

Damar Hamlin, former Pitt and Central Catholic star, in critical condition after going into cardiac arrest during Bills-Bengals game

The Terrifying Collapse of Damar Hamlin and the Everyday Violence of Football

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

Bills' Damar Hamlin cleared to resume full football activities, general manager says

Damar Hamlin discharged after spending more than a week hospitalized due to a cardiac arrest

Damar Hamlin's Return to Football Looks Almost Normal - The New York Times

Damar Hamlin Says It'll Be 'Emotional' Playing in Bengals Stadium

Damar Hamlin not expected to play in the Bills opener against the Jets, AP source says

NFL star Damar Hamlin cleared to return to football just three months following cardiac arrest

Damar Hamlin, cardiac arrest and the importance of CPR

After Damar Hamlin Cardiac Arrest, NFL Teams, Players Send Prayers

Sports Stars Who Had Cardiac Arrest on the Field Like Damar Hamlin

Bills' Damar Hamlin practicing fully after cardiac arrest