Former BYU QB Jim McMahon's brain in hands of inventor of the MRI - Deseret News
Jim McMahon, other NFL veterans push for marijuana as painkiller – New York Daily News
Jim McMahon broke his neck playing for Vikings, and found out about it 17 years later – Twin Cities
Bears' 100th Season Celebration: Cheers and a Few Tears - Sports Illustrated
The fighter: Former BYU, NFL quarterback Jim McMahon aims to win the toughest challenge of his life - Deseret News
Jim McMahon: Quarterback Punk • Kingdom Magazine
Former Eagles quarterback McMahon says he considered suicide
Not Even Post Career Health Battles Could Make Jim McMahon Un-Punky
Jim McMahon Doubles Down on His Scary Prophecy: 'I Know I Have CTE'
Chicago Bears Countdown to Kickoff: 9 Days with Jim McMahon
Families discuss ex-athletes' brain issues, Living
Jim McMahon used marijuana to get off narcotic painkillers