Miami Dolphins quarterback Tua Tagovailoa has been diagnosed with a concussion after exiting the game against the Buffalo Bills. He was injured while rushing for a first down and is ruled out for the remainder of the game. The Dolphins have a 10-day break before their next matchup, but Tagovailoa's status remains uncertain due to his history with concussions. Additionally, Tagovailoa recently signed a record-breaking contract extension with the Dolphins.

• Tua Tagovailoa's concussion raises concerns due to his previous history with head injuries.
• The Dolphins have a significant investment in Tagovailoa with his recent contract extension.