Bruxism bruxism), but also possibly grinding, and is often associated with other semivoluntary oral habits such as cheek biting, nail biting, chewing on a pen or pencil absent mindedly, or tongue thrusting (where the tongue is pushed against the front teeth forcefully). There is evidence that sleep bruxism is caused by mechanisms related to the central nervous system, involving sleep arousal and neurotransmitter abnormalities. Underlying these factors may be psychosocial factors including daytime stress which is disrupting peaceful sleep. Sleep bruxism is mainly characterized by "rhythmic masticatory muscle activity" (RMMA) at a frequency of about once per second, and also with
The Future of What the vinyl due to length. In a favorable review, AllMusic's John Bush commented: "Taking their punk heritage from the Buzzcocks, Unwound write grinding, but tuneful songs. Most tracks rumble with a wandering bass while guitar fuzz coats the works. The vocals are intense, usually screamed. One atypical touch is the closer, a hypnotic quasi-ambient organ piece". In a mixed review, Jem Aswad of "CMJ New Music Monthly" praised the opening track, but criticized the album's consistency. The album's title inspired the name of Brooklyn synth band Future of What. The Future of What The Future of What is the fourth