The exact reason why people grind their teeth is unknown, but it can be caused by stress and anxiety, and grinding often occurs during sleep, but may also occur during the day unconsciously. A more likely reason for grinding is having an abnormal bite, missing or crooked teeth. Sleep disorders may also be a cause of bruxism such as sleep apnea.
Grinding usually occurs during sleep, so most people are unaware that they grind their teeth. Some clues you may grind your teeth below:
Wear on your teeth
Teeth that are worn flat
A jaw that clicks
Sore jaw muscles
A lot of times, people learn that they grind their teeth by others who have seen or heard jaw movement while that person sleeps.
For more information, read our blog entry here
Teeth grinding for severe cases can result in a fracturing, loosening, or loss of teeth. Your teeth may end up looking like worn out stumps! At that point, the only way to correct your teeth would be by bridges, crowns, root canals, implants, partial dentures, and sometimes even dentures.
This can eventually lead to tooth loss, worsen your TMD/TMJ condition, affect your jaws, even change how your face looks.