After significant breakthrough, ex-Bear Jim McMahon finds agony lessening
Ex-Arizona Cardinals players among thousands in NFL concussion suit
Ex-Bears QB Jim McMahon opens up about dementia, Football
After significant breakthrough, ex-Bear Jim McMahon finds agony lessening – Orlando Sentinel
NFL players speak up against brain trauma – East Bay Times
After significant breakthrough, ex-Bear Jim McMahon finds agony lessening – Orlando Sentinel
LI doctors help Jim McMahon get his life back, and they can help others, too - Newsday
Ranking All 45 Bears Quarterbacks Since the Team Last Won the Super Bowl - The Ringer
Jim McMahon, 6 others sue NFL over concussions - CBS News
Is Chris Borland an outlier or the start of a trend? With concussion risks still uncertain, it's tough to say