Self-injury, including biting, hitting, head banging, and skin picking, is very common.
But, because of the shoulder harnesses, riders were subjected to a lot of head banging.
Another student engaged in hand biting, head banging and screaming.
You could read the research as a recommendation for head banging and stopping.
Once consciousness was recovered and the plan explained, the recruit instantly aided the head banging of the others.
Repetitive body movements, or patterns of behavior, such as hand flapping, spinning, and head banging.
As a result of the inversions, riders experienced more-than-usual head banging.
The majority of sufferers have symptoms that involve the head, and the most common symptom is head banging.
Unfazed by the head banging, Hank simply said, "Let's everyone come into my office and talk."
Many children also developed orphanage-type behavior including head banging, rocking and hand flapping.