Night Guard Glossary: Common Terms

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New to Night Guards?

Understand mouth guard terms without the confusion

We know dental terms can feel overwhelming, especially when you're dealing with teeth grinding, clenching, or TMJ pain. That’s why we created this plain-language glossary of common night guard terms, complete with simple explanations and real-world examples. Our goal is to help you feel informed, not intimidated.

Whether you're exploring over-the-counter options or investing in a custom guard, this guide will help you make confident, informed choices about protecting your teeth.

Product types and recommendations may vary. Always follow the manufacturer's instructions or consult with a licensed dental professional.

Bruxism

Teeth grinding or clenching, especially during sleep.

TMJ (Temporomandibular Joint)

The joint that connects your jawbone to your skull.

Occlusal Guard

Another name for a night guard that prevents teeth grinding.

Hard Night Guard

Typically made of acrylic and used for severe grinders.

Soft Night Guard

Made of flexible plastic, used for mild cases.

Boil-and-Bite

A type of night guard that is softened in hot water and then shaped to your teeth.

Custom Night Guard

A professionally made guard that fits your mouth exactly.

Over-the-Counter Guard

A mass-produced, non-customized guard sold in stores.

Dental Impression

A mold of your teeth is used to create a custom guard.

Snore Guard

Designed to reduce snoring by adjusting jaw position.

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