Greatest Viking Of All Time Tournament: Matt Birk Advances - Daily Norseman
Vikings vs. 49ers: Full Minnesota Game Preview, News, Scores, Highlights, Stats, and Rumors
Matt Birk is confident in Ravens center Gino Gradkowski - Baltimore Beatdown
Super Bowl Champion Matt Birk on Pro-Life Views
Matt Birk retires from football - Sports Illustrated
NFL: Matt Birk and other NFL players accept pain as part of the game - ESPN
Ravens' Matt Birk retires after 15 seasons in NFL
Matt Birk's Weight Loss Sets Bar for Recently Retired Athletes, News, Scores, Highlights, Stats, and Rumors
Minnesota Vikings - Wikipedia
Ex-NFL star completely unrecognizable after shedding 75lbs in retirement and admits 'it's really changed my life'
Roob's Observations: Best way to handle the running backs – NBC Sports Philadelphia
Matt Birk - Business, Corporate Speaker, Faith & Fitness, Fatherhood, Men's Issues, Motivational, Pro-Life, Professional Athlete, Sports & Faith, Youth Speaker Catholic Speaker
How NFL offensive linemen escape the 5,000-calorie lunch and transform in retirement - ESPN
Matt Birk Weighs In on Minnesota Vikings' Head Coach Zimmer and Future of the Franchise
Korey Stringer's death, 20 years later - The lasting impact and how the NFL changed - ESPN