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Can Teeth Break Because of Teeth Grinding? Magongnaru Station Dental Clinic

Yonsei Weshe Dental Clinic · 서울 강서구 마곡 연세위시치과 · July 24, 2026

Teeth grinding, broken teeth, tooth fractures Hello. This is Magok Yonsei Wish Dental Clinic. ​ ​ Table of Contents Teeth grinding, broken teeth, tooth fractures — Magongnaru Stati...

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This page is an English translation of a Korean Naver Blog archive entry. For exact wording and source context, verify against the Korean archive original and the original Naver post.

Clinic: Yonsei Weshe Dental Clinic

Original post date: July 24, 2026

Translated at: August 17, 2026 at 2:42 PM

Medical note: This translation does not guarantee medical accuracy or suitability for treatment decisions.

Teeth grinding, broken teeth, tooth fractures

Can Teeth Break Because of Teeth Grinding? Magongnaru Station Dental Clinic image 1

Hello.

This is Magok Yonsei Wish Dental Clinic.

Table of Contents

Teeth grinding, broken teeth, tooth fractures — Magongnaru Station Dental Clinic

  • Can teeth grinding cause teeth to break?

  • What causes teeth grinding?

  • Do not overlook the signals your teeth are sending

  • Lifestyle habits can also have an impact

  • How can you protect your teeth?

  • What should you do if a tooth breaks?

  • In closing

Have you ever woken up after sleeping and felt

stiffness in your jaw,

or noticed that your teeth felt sensitive

from the morning onward?

At first, it is easy to assume that you are simply tired

and dismiss it as nothing serious.

However, if these symptoms recur,

it is worth checking whether they are related

not just to ordinary fatigue,

but to the habit of clenching your teeth

or grinding your teeth.

Today, we will discuss

how teeth grinding affects

your teeth

and why it can cause teeth to break.

Can teeth grinding cause teeth to break?

Teeth grinding, broken teeth, tooth fractures — Magongnaru Station Dental Clinic

Can Teeth Break Because of Teeth Grinding? Magongnaru Station Dental Clinic image 2

Teeth grinding is a habit of unconsciously

clenching or rubbing the teeth together forcefully

while sleeping.

At these times, greater force than that generated during ordinary meals

may be repeatedly applied to the teeth.

If this stress continues for a long time,

the surface of the teeth may wear down,

or small cracks that are not visible

may develop.

There may be no particular symptoms at first,

but as time passes,

small cracks may gradually deepen

and cause the tooth to break.

What causes teeth grinding?

Teeth grinding, broken teeth, tooth fractures — Magongnaru Station Dental Clinic

Can Teeth Break Because of Teeth Grinding? Magongnaru Station Dental Clinic image 3

Teeth grinding is often caused

by several factors working together,

rather than being simply a habit.

During periods of significant stress,

the jaw muscles may become tense,

causing you to clench your teeth forcefully

while sleeping.

If you have a habit of clenching your teeth,

strong force may also be repeatedly applied

to your teeth during sleep.

Because the causes vary from person to person,

it is important to consider your dental condition

and lifestyle habits together

before deciding on a management approach.

Do not overlook the signals your teeth are sending

Teeth grinding, broken teeth, tooth fractures — Magongnaru Station Dental Clinic

Can Teeth Break Because of Teeth Grinding? Magongnaru Station Dental Clinic image 4

Small cracks in the teeth

are often difficult to detect visually.

Instead, they may first appear

as small changes in everyday life.

If a particular tooth feels sharp or painful

when you chew food,

if it feels unusually sensitive only

when you eat cold foods,

or if your jaw feels stiff every morning

or headaches recur,

it is a good idea to check

whether these symptoms are related

to teeth grinding or a habit of clenching your teeth.

In particular, if you feel pain

when you release your bite after chewing,

it may be helpful to check

whether the tooth has a crack.

Lifestyle habits can also have an impact

Teeth grinding, broken teeth, tooth fractures — Magongnaru Station Dental Clinic

Can Teeth Break Because of Teeth Grinding? Magongnaru Station Dental Clinic image 5

Teeth are not exposed to force

only while you are sleeping.

The habit of clenching your teeth while doing strenuous exercise,

the habit of biting ice

or frequently eating tough foods,

and the habit of unconsciously

clenching your teeth

when you are stressed

can also place repeated strain

on your teeth.

When these habits are repeated,

stress gradually accumulates in the teeth,

and over time,

it may lead to small cracks.

How can you protect your teeth?

Teeth grinding, broken teeth, tooth fractures — Magongnaru Station Dental Clinic

Can Teeth Break Because of Teeth Grinding? Magongnaru Station Dental Clinic image 6

If teeth grinding is suspected,

it is important to first check

the condition of your teeth

and your bite.

If necessary,

a custom splint may be made

to distribute the force

transmitted to the teeth during sleep.

In addition, making an effort

to reduce the habit of clenching your teeth,

managing stress,

and adopting lifestyle habits

that reduce tension in the jaw muscles

can also help protect your teeth.

For teeth that already have small cracks,

it is advisable to monitor changes consistently

through regular checkups.

What should you do if a tooth breaks?

Teeth grinding, broken teeth, tooth fractures — Magongnaru Station Dental Clinic

Can Teeth Break Because of Teeth Grinding? Magongnaru Station Dental Clinic image 7

A broken tooth does not necessarily mean

that the tooth must be extracted.

The treatment method may vary

depending on the extent of the break

and how far the crack has spread.

For a small fracture,

restoration may be planned with resin

or prosthetic treatment,

while a tooth with a deeply extending crack

may require root canal treatment

or a crown.

The important thing is

not to continue using the broken tooth

and simply wait.

Because cracks may gradually deepen over time,

having the condition checked promptly

can help preserve the natural tooth

for as long as possible.

In closing

Teeth grinding, broken teeth, tooth fractures — Magongnaru Station Dental Clinic

Can Teeth Break Because of Teeth Grinding? Magongnaru Station Dental Clinic image 8

It is easy to think of teeth grinding

as simply a sleep habit.

However, repeated excessive force

can gradually weaken the teeth,

and over time,

may lead to cracks or fractures.

If tooth sensitivity

or discomfort when chewing recurs,

rather than putting up with it,

please have the cause checked first.

The earlier even small changes are checked,

the more helpful it can be

in preserving your natural teeth

for a longer time.

Thank you.

This has been Magok Yonsei Wish Dental Clinic.

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