A traumatic brain injury (TBI) can occur when there is a severe,
violent strike to the head that causes the brain to bump against
the inside of the skull. It can also occur when an object, such
as a bullet or a piece of the skull, penetrates the brain. They
can be. These types of injuries can cause bleeding or swelling
of the brain, as well as damage to the nerve cells. This
disrupts the way the brain sends messages out to the rest of the
body. Traumatic brain injuries can affect behavior, speech,
sensation and movement. However, many people recover from these
types of injuries and have no lasting effects. Funding and
support for this material have been provided by Allergan.
Symptoms of a mild traumatic brain injury include: Symptoms of a
moderate or severe traumatic brain injury include all of the
symptoms listed above as well as: Always seek medical attention
if you have hit your head. If you experience any of the symptoms
of a moderate or severe traumatic brain injury, call 911 or go
to the nearest emergen