A concussion is
a sudden blow to the head that may leave a person unconscious or just dizzy.
Traumatic brain injury (TBI) occurs when a person suffers a violent and
sudden blow to the head that causes brain injury or damage.
Not exact matches
The story could have ended there, but Calvin's destiny took a
sudden twist when researchers from the University of Oslo found him swimming in a tank, killed him with a
blow to the
head, and took samples from his body home
to their big freezer at the Department of Biosciences.
Most people with
sudden memory loss have suffered a
blow to the
head, a stroke, or some other medical problem.
It often occurs without warning, such as in the case of
sudden heart failure or following a
blow to the
head.
Sometimes a
blow to the
head or a
sudden violent motion can cause closed
head injuries, in which the brain knocks against the skull.