Aaron Rodgers stirs retirement speculation with postgame moment
Jets' Martin retires as NFL's No. 4 all-time rusher
Brett Favre retires -- again
Colts: Ex-Indianapolis GM Ryan Grigson looks back on Andrew Luck's career 4 years after NFL retirement
Demaryius Thomas announces retirement from NFL
Is it time?' Packers QB Aaron Rodgers contemplates his future
Retired WR Mike Wallace: 'Once You Go And Play For Other Teams, There Is Nothing Like Playing For The Steelers' - Steelers Depot
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Tom Brady has 'zero' regrets about NFL return despite divorce
Adam 'Pacman' Jones retiring after 12 seasons
The Joy of Six: footballers who voluntarily retired in their 20s, Soccer
Tom Brady Says He Has No Regrets About Returning From Retirement - Sports Illustrated
Purdy joins 49ers' Mr. Irrelevant club with a preacher, a coach, a life cut short
Rob Gronkowski retires (again) from NFL, revisited: Why former Buccaneers, Patriots tight end called it a career