Bruxism is the grinding, gnashing, or clenching of teeth. Many of us do it without even realizing; in fact, a lot of people do it in their sleep, which is called sleep bruxism.
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Teeth grinding causes may include anything from high stress to abnormal bite to crooked teeth. If bruxism sounds serious, consider this: The masseter, the cheek muscle that helps us chew, is one of the strongest muscles in the entire body.
► See also: ORAL HEALTH: 7 Habits That Damage Your Teeth
Youtube/Dr. Reem Kidess
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