Blake Bortles, the Jacksonville Jaguars quarterback, suffered a grade 1 AC (acromio-clavicular) joint sprain of his right shoulder during Week 5. He played through it, never left the game, and played well. As covered in a few articles in the past, the AC joint is the small joint at the top of the shoulder, where the clavicle attaches. A grade 1 sprain means no structural damage,...