How NFL offensive linemen escape the 5,000-calorie lunch and transform in retirement - ESPN
Joe Thomas' incredible body transformation after losing 50lbs in retirement from his NFL playing days as O-lineman
How 20 NFL players lost weight after retiring and became unrecognizable
Best NFL nicknames: 101 greatest monikers in football history
The N.F.L.'s Obesity Scourge - The New York Times
Cohn] Looks like Joe Staley weighs 175 pounds (6 months after retiring). : r/nfl
Joe Thomas (offensive tackle) - Wikipedia
Former Browns O-Lineman Joe Thomas Has Lost A Ton Of Weight Since Retiring From Football And Looks Completely Unrecognizable In Before And After Pictures - BroBible
Former Saints OL Max Unger is nearly unrecognizable after major weight loss