Brett Favre says he suffered concussions from 90% of tackles
Brett Favre has infamously only been knocked out once in his 20-year professional football career. The moment came on his very last play, capping off a record-breaking career with a devastating blow. However, it wasn’t his only concussion. Losing consciousness is considered one of the trademark signs of a concussion, but loss-of-consciousness only occurs in…
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