Question has pac tested positive or caught taking any illegal / banned substance before or after a fight? 26 years in a fight game, just a reminder
"Scientific evidence shows that this is not possible." More like: Scientific evidence from MVC!'s ass shows that this is not possible.
Its not a simple question. Jaw may thicken if you take high amounts of testosterone for example but bones may thicken even for the blows taken during the career. The bone repair process generates the production of callus which thickens the bones.