Traumatic brain injury (TBI) is the result of a blow to the head or body with an impulsive force transmitted to the head. These can have different severity, the mildest of which is also called concussion. Common causes of TBI include participation in contact sports, falls, motor vehicle collisions, and assaults.
Whiplash is a type of neck injury that happens when your neck moves back and forth forcefully and rapidly. It is most often caused by rear-end care crashes, but can also be caused by sports injuries, falls, physical abuse, and other types of trauma to the neck.