Bruxism of bruxism. Clenching the teeth is generally displayed by humans and other animals as a display of anger, hostility or frustration. It is thought that in humans, clenching the teeth may be an evolutionary instinct to display teeth as weapons, thereby threatening a rival or a predator. The phrase "to grit one's teeth" is the grinding or clenching of the teeth in anger, or to accept a difficult or unpleasant situation and deal with it in a determined way. In the Bible there are several references to "gnashing of teeth" in both the Old Testament, and the New Testament, where
American Association for the Abolition of Involuntary Mental Hospitalization American Association for the Abolition of Involuntary Mental Hospitalization The American Association for the Abolition of Involuntary Mental Hospitalization (AAAIMH) was an organization founded in 1970 by Dr. Thomas Szasz, George Alexander, and Erving Goffman for the purpose of abolishing involuntary psychiatric intervention, particularly involuntary commitment. The founding of the AAAIMH was announced by Szasz in 1971 on the "American Journal of Public Health" and "American Journal of Psychiatry". In the Platform Statement of the association, one can read: Board chairman of the association was Thomas Szasz. The association provided legal help to psychiatric patients and published a journal, "The