Traumatic Brain Injury Symptoms and Causes
Traumatic brain injury occurs when a sudden, external, physical assault damages the brain. It is one of the most common causes of disability and death in adults. The severity of a traumatic brain injury can range from a mild concussion to a severe injury resulting in coma or even death. There are many causes of traumatic brain injury, including a severe blow or jolt to the head, a blast from an explosive device or an object penetrating the skull. Traumatic brain injury can result from falls, violence, vehicle collisions, sports injuries and explosions. Traumatic brain injury symptoms may include loss of consciousness, memory or concentration problems, headaches, dizziness, nausea or vomiting, sensitivity to light or sound, mood changes and fatigue.