bruxism is also known as grinding and/or clenching of your teeth.If you notice any of the following symptoms, you may be experiencing bruxism: Rhythmic contractions of the jaw muscles A grinding sound at night, which may disturb the sleep of someone who you share a room with Jaw muscles that are tight or painful Popping or clicking of the temporomandibular joint Long-lasting pain in the face

night grinding appliance is the appliance for night time teeth grinding solution. it prevent clenching ./grinding