Bruxism refers to the unconscious grinding of the teeth. It can occur during waking hours but usually happens during sleep. By preventing the jaws from closing, the bite plate eliminates grinding and abnormal tooth wear. It also reduces muscle tension, protects the teeth and helps the muscles regain their elasticity.
Bite Plate / Bruxism

Another type of unconscious jaw movement is teeth clenching. It is treated in the same way as bruxism.
For more details on the bite plate, please ask your dentist.