Bruxism is clenching or grinding your teeth, often without being aware that your are doing it. In the United States, bruxism affects an estimated 30 to 40 million children and adults.
Understanding tooth grinding - stress can play a large role in whether or not bruxism, or tooth grinding, affects you.
If you find yourself waking up with sore jaw muscles or a headache, you may be suffering from bruxism – the grinding and clenching of teeth.
Unlike teeth with obvious fractures, teeth with cracked tooth syndrome usually have fractures that are too small to be seen on X-rays. Sometimes the fracture is below the gum line, making it even more difficult to identify.