Definition - What does Brain Damage mean?
Brain damage, also known as a brain injury, is the destruction of brain cells. The cause of brain damage can be internal or external factors. The most common type of brain damage is a concussion. They are generally mild in nature. Traumatic Brain Injury (TBI) is a severe form of brain damage. It is caused when an external force damages the brain traumatically.
Justipedia explains Brain Damage
The brain is considered the most delicate part of human anatomy. Even a small injury to it can prove to be fatal for an individual. Automobile, construction, and other accidents are the most common external factors which causes injury to the brain. When a physical injury to an individual results in destruction of brain cells, it's called brain damage or a brain injury. If an individual suffers severe brain damage due to external force like an accident, it's called a traumatic brain injury (TBI). The term head injury is sometimes also used to refer to brain damage, but it's a broader term that also includes injury to body parts other than the brain like skull and scalp. The least severe form of brain damage is known as a concussion. It is also the most prevalent one.