During the last 5 weeks, Tua met with multiple independent doctors from around the country and told he would not be risking further damage to his brain.

Given Tagovailoa's extensive history with concussions, including this latest head injury that landed him on injured reserve, there was external speculation that he could decide to wear it upon his return. However, that's not the case. Neither the Dolphins nor the NFL can mandate that Tagovailoa wear the Guardian Cap, either.