Bruxism Bruxism Bruxism is excessive teeth grinding or jaw clenching. It is an oral parafunctional activity; i.e., it is unrelated to normal function such as eating or talking. Bruxism is a common behavior; reports of prevalence range from 8–31% in the general population. Several symptoms are commonly associated with bruxism, including hypersensitive teeth, aching jaw muscles, headaches, tooth wear, and damage to dental restorations (e.g. crowns and fillings) to teeth. But symptoms may be minimal, without patient awareness of the condition. There are two main types of bruxism: one occurs during sleep (nocturnal bruxism) and one during wakefulness (awake bruxism). Dental
Bruxism there is only one randomized control trial which has reported that Botox reduces the myofascial pain symptoms. This scientific study was based on thirty people with bruxism who received Botox injections into the muscles of mastication and a control group of people with bruxism who received placebo injections. Normally multiple trials with larger cohorts are required to make any firm statement about the efficacy of a treatment. In 2013, a further randomized control trial investigating Botox in bruxism started. There is also little information available about the safety and long term followup of this treatment for bruxism. Botulinum toxin causes