Future of football: Flag vs. tackle the concussion battleground
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Does CTE call for an end to youth tackle football?
Concussion Legacy Foundation - Our Flag Football Under 14 campaign
Concussion Legacy Foundation (@ConcussionLF) / X
Ex-NFL greats: No tackle football before kids turn 14
Donate Now Concussion Legacy Foundation
Brett Favre warns parents not to let children play football before
Concussion Legacy Foundation - We launched the Flag Football Under
Ex-NFL stars advocate for flag, not tackle, football for youth
Q&A: Concussion expert Chris Nowinski on the NFL's new rules and more