He entered the locker room to be evaluated for a concussion before returning to the Lions sideline on the following drive. ON THE AIR:Tom Brady calls out brutal Jared Goff start for Lions vs ...

A concussion is a mild traumatic brain injury caused by a sudden hit, jolt, or impact on the head or body, leading to rapid movement of the brain inside the skull.

There's growing concern on the future of Springbok's Eben Etzebeth. The 33-year-old suffered an injury two months ago.