Injuries resulting from motor vehicle accidents can cause brain damage. Long after a patient’s physical injuries have healed, the impact of the injury to the brain can surface. Closed head injuries or traumatic brain injuries are frequently missed, or under-evaluated by doctors and dismissed as being insignificant due to the nature of such injuries. It is critical to understand the histopathology that results in closed head injuries. The injury to the brain caused by a direct or indirect blow to the head or neck can damage the brain to such a degree that the patient may never return to the level of functioning he or she enjoyed before the collision. Simple activities of daily living may become impossible or difficult at