It is the involuntary habit of clenching or grinding teeth during sleep caused by a forceful closing of the jaw (masseter muscles). Its prevalence is 10-20%, usually appears in adolescence and refers progressively with age. Usually the person, who suffers nocturnal bruxism is not aware of his desease, but refers daytime headaches, facial pain and jaw. When contractions are intense, they cause sleep disruption or a frequent sleeping disorder. In many cases, are spouses or relatives, who warn of problems at the sound of grinding teeth at night and in other cases there are dentists, who find problems on the enamel of teeth and teeth (attrition) in routine consultations.
There are no causes explain specific pathology, the habit of clenching and grinding teeth could be caused by a combination of factors such as stress, anxiety or structural features of the dental arches. Diagnostic by polysomnography recording has abnormal activityin both the jaw muscles and the chin. The treatment is more effective by protective dental splints made by dentists. Download these splints are rigid resin equipment, that fits perfectly to the teeth of each patient. These devices prevent the wear of the teeth reducing muscle strain. It is necessary to use it continuously or until resolved habits.