What causes teeth grinding during sleep? How to treat it effectively?

10/04/26
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Đeo máng chống nghiến răng khi ngủ

Teeth grinding during sleep is a fairly common condition in both adults and children, but many people often don’t realize they have this problem. Prolonged teeth grinding not only causes discomfort to those around them but can also affect teeth, jaw muscles, and sleep quality. So, what causes teeth grinding during sleep, and are there effective treatments? With many years of experience in the field of aesthetics, HBIO Clinic will help you better understand this condition and suitable improvement methods.

What causes teeth grinding during sleep?

Teeth grinding during sleep (also known as sleep bruxism) is the unconscious clenching or rubbing of the teeth together while sleeping. This is considered a sleep-related movement disorder, usually occurring when the jaw muscles overwork in a way the patient cannot control.

Some common signs of teeth grinding during sleep include: making grinding noises while sleeping, feeling pain or stiffness in the jaw after waking up, headaches in the temples, and teeth that are worn or more sensitive than usual. In many cases, people who grind their teeth don’t realize it themselves and are only discovered by family members while they are sleeping.

According to many studies, teeth grinding during sleep is quite common in adults, especially in those who are frequently stressed or have bite problems. If prolonged, teeth grinding during sleep not only affects the teeth and jaw muscles but also reduces sleep quality and causes many oral health problems.

Is teeth grinding during sleep dangerous?

If teeth grinding during sleep occurs for a short period, it may not cause serious problems. However, when teeth grinding during sleep is prolonged and occurs frequently, it can cause many problems for oral health and overall health.

First, the constant rubbing of the teeth can cause enamel erosion, increased tooth sensitivity, and even cracks or fractures in severe cases. Additionally, excessive jaw activity at night can cause many people to experience jaw pain, headaches, or neck and shoulder pain upon waking.

Furthermore, prolonged teeth grinding can affect the temporomandibular joint, causing jaw stiffness, difficulty opening the mouth, or clicking sounds when moving the jaw. Not only that, sleep quality is also reduced, leading to fatigue, stress, and difficulty concentrating the next day.

Therefore, if teeth grinding during sleep occurs frequently, patients should seek treatment or consult a doctor early for appropriate treatment.

Effective ways to treat teeth grinding during sleep

Teeth grinding during sleep can be improved if the cause is correctly identified and the appropriate treatment method is applied. Based on years of experience and expertise, Hbio Clinic will advise on 5 effective ways to treat teeth grinding during sleep:

Wearing a night guard

A night guard is a dental device designed to be worn while sleeping. This device creates a cushion between the teeth, limiting direct friction, thereby reducing the risk of tooth wear, tooth cracks, and protecting the jaw joint.

Đeo máng chống nghiến răng khi ngủ
Wear a mouthguard to prevent teeth grinding while sleeping

Lifestyle Adjustments

Some habits, such as excessive caffeine consumption, alcohol use, or staying up late, can worsen teeth grinding during sleep. Adopting a healthy lifestyle, going to bed on time, and limiting stimulants before bed can significantly improve this condition.

Reduce Stress and Improve Sleep

Stress is considered a common cause of teeth grinding in adults. Engaging in relaxing activities such as yoga, meditation, reading, or listening to music before bed can help relax the body and reduce the frequency of teeth grinding.

Giảm căng thẳng và cải thiện giấc ngủ
Reduce stress and improve sleep

Dental Treatment for Malocclusion

In some cases, malocclusion or jaw problems can cause the jaw muscles to overwork during sleep. In such cases, a dentist may prescribe bite correction or other appropriate treatments to address the root cause.

Botox Injections for Bruxism

Botox injections for bruxism are a modern method that helps reduce excessive activity of the masseter muscle. Botox is injected into the jaw muscles to relax them, thereby reducing jaw clenching and limiting teeth grinding during sleep. This method is usually applied to cases of chronic bruxism and must be performed by a specialist to ensure safety.

Currently, the cost of Botox injections for bruxism on the market usually ranges from 4,000,000 to 10,000,000 VND per treatment. The specific price will depend on the dosage of botox (Botox units) needed for the degree of jaw muscle hypertrophy and the type of active ingredient (American Botox, Korean Botox, etc.) you choose.

Botox Injections for Teeth Grinding During Sleep at Hbio Clinic

If teeth grinding during sleep is prolonged and causes jaw pain, tooth wear, or jaw muscle tension, many people choose botox injections to control the activity of the masseter muscle. In Hanoi, one of the addresses trusted by many customers for this method is Hbio Clinic – Facial Skincare & Aesthetics.

Tiêm Botox trị nghiến răng khi ngủ tại Hbio Clinic
Botox injections for teeth grinding during sleep are available at Hbio Clinic
Thăm khám và tư vấn miễn phí bởi bác sĩ nhiều năm kinh nghiệm
Free examination and consultation by experienced doctors

Here, clients receive a direct examination and assessment of their masseter muscle condition by a doctor, who then develops a Botox injection plan tailored to each individual case. Botox is injected into the masseter muscle to reduce excessive muscle contraction, thereby reducing jaw clenching and effectively improving teeth grinding during sleep.

Hbio Clinic prioritizes safety in all procedures. The injection process is performed in a sterile environment, using genuine Botox and medically approved injection techniques, minimizing pain, reducing bruising, and ensuring natural results. The procedure typically takes only 10-20 minutes, after which clients can resume normal activities without needing downtime.

Furthermore, Hbio Clinic – Facial Skincare & Aesthetics receives many positive reviews thanks to its experienced doctors, modern facilities, and professional customer service. The clinic is located at 24 Truong Han Sieu Street, Hoan Kiem District, Hanoi, making it convenient for patients to visit for examination and treatment.

Bác sĩ nhiều năm kinh nghiệm trực tiếp làm
The procedure is performed directly by a doctor with many years of experience

If you are looking for a safe and effective solution to stop teeth grinding during sleep, early examination at a specialized facility will help determine the cause and choose the appropriate treatment method. Contact Hbio Clinic for detailed consultation with a doctor and to develop a treatment plan suitable for your condition.

As you can see, teeth grinding during sleep is common, but if prolonged, it can have many negative impacts on oral health and daily life. Early identification of the cause and application of appropriate treatment methods will help control this condition effectively. If teeth grinding occurs frequently or causes jaw pain or tooth wear, you should seek early examination to receive advice from a doctor on appropriate treatment methods and protect your long-term oral health.


Dr. Thai Nguyen – Founder and Medical Director of HBIO Clinic. As an expert in aesthetic dermatology, she regularly shares in-depth knowledge and practical experience to provide valuable and insightful information for those seeking better skin health.