Why are my teeth cracking and breaking off?

This article is a part of our Q&A series in which we give detailed answers to our readers' questions. Have a question? Don't hesitate and send it to us to get a detailed answer!

There are many reasons why teeth can crack or break off. Some of the most common causes include:

• Trauma or injury to the mouth: A blow to the mouth or face can cause the teeth to crack or break off.
• Decay or cavities: Tooth decay can weaken the tooth and make it more susceptible to cracking or breaking.
• Grinding or clenching (bruxism): Grinding or clenching the teeth can put a lot of pressure on the teeth, which can cause them to crack or break.
• Weak tooth enamel (acid erosion): Tooth enamel can become weakened over time by acidic or sugary foods and drinks, or by not brushing and flossing regularly. Weak enamel can make the teeth more vulnerable to cracking or breaking.
• Dry mouth: Saliva helps to protect your teeth by neutralizing acids and washing away food particles. If you have a dry mouth, your teeth may be more vulnerable to damage.

It’s important to see a dentist if you have a cracked or broken tooth, as this can lead to further damage and infection if not treated properly. The dentist will be able to assess the damage and recommend the best course of treatment, which may include filling the cavity, repairing the tooth with a crown, or extracting the tooth if it is severely damaged.

This Q&A series article is complete and was published on October 25, 2019, and last updated on June 7, 2023.