ANN ARBOR, Mich. — Michigan quarterback Jack Tuttle is retiring from football following a fifth concussion. Tuttle made the announcement on social media Monday night, pointing to a string of injuries that have plagued his college career. He said he never fully recovered from ligament damage in his throwing elbow.

Jack Tuttle has announced his retirement from football after a series of injuries, including five concussions, led him to prioritize his health