University of Wisconsin football players downplay warnings while proof of brain injury — even from small hits — piles up - Wisconsin Watch
He's not breathing': Ex-Lion Reggie Brown recalls fateful day
Buffalo Bills player is in critical condition after collapsing in game : NPR
Pro football's troubled history of on-field medical emergencies
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NFL players worry about their health and safety as early-season injuries pile up
NFL preseason game postponed: player hurt in collision
Pro football's troubled history of on-field medical emergencies
Buffalo Bills player Damar Hamlin suffered cardiac arrest on field, team says
C.J. Gardner-Johnson kidney laceration: What to know about the Eagles safety's injury
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What to know about Falcons - Steelers in preseason Week 3 - The Falcoholic
Injuries to key NFL players are piling up, making depth even more important, Sports
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