12 Former NFL Players Who Lost a Ton of Weight After Retiring
Matt Birk lost 75 pounds since retiring, is now trying to win a modeling contest
Birk optimistic offseason surgery will help his legs
Ex-NFL star completely unrecognizable after shedding 75lbs in retirement and admits 'it's really changed my life'
recommendation_systems/mind_news_knowledge_distillation _category.ipynb at master · ksriyudthsak/recommendation_systems · GitHub
Former Ravens C Matt Birk wants to be a model, down 75 pounds
Matt BirkRetired and Now Ripped
All About That Feeling with Matt Birk – Retired NFL Player, video clip, philosophy, National Football League
The NFL's most extreme body transformations? (Stolen from /r/NBA) : r/nfl
I was a 310lb NFL star – I underwent a stunning body transformation after losing 75lbs and became a model