Bruxism - Teeth Grinding / Clenching | Island Dental

Bruxism – Teeth Grinding / Clenching

Bruxism: Causes, Symptoms & Treatment

Bruxism is the involuntary grinding or clenching of teeth that is not part of normal chewing movements. It can lead to damage to the teeth, jaw muscles, and joints. Bruxism may occur during the day (awake bruxism) or at night (sleep bruxism), and people are often unaware of it, especially while sleeping.

Signs and Symptoms of Bruxism

  • Teeth grinding or clenching – Often loud enough to disturb your sleep partner.

  • Dental damage – Fractured, chipped, or loose teeth; broken fillings; or worn tooth enamel exposing deeper layers.

  • Tooth pain or sensitivity – Often due to enamel wear.

  • Jaw discomfort – Tired or tight jaw muscles, soreness, clicking sounds, or a locked jaw.

  • Headaches or earaches – Dull pain around the temples or ears.

If you are experiencing any of these symptoms, it’s important to consult a dentist for an evaluation and appropriate treatment.

What Causes Bruxism?

The exact cause of bruxism isn’t fully understood, but it may be linked to a combination of physical, psychological, and genetic factors. Contributing factors include:

  • Stress or anxiety

  • Sleep disorders (e.g., snoring or sleep apnea)

  • Certain medications (especially antidepressants)

  • Consumption of alcohol, caffeine, or recreational drugs

  • Smoking

  • Mental health conditions

Treatment Options for Bruxism

Treatment depends on the severity and underlying cause of the condition. Mild cases may not require intervention, but moderate to severe cases often need a combination of therapies:

1. Behavioral and Stress Management

  • Relaxation techniques like meditation, yoga, or massage

  • Counseling or cognitive-behavioral therapy (CBT) if stress or anxiety is a major factor

2. Dental Approaches

  • Occlusal splints (night guards): Custom-made devices that protect teeth during sleep and reduce strain on jaw muscles and joints. These are more effective than over-the-counter versions.

  • Mandibular advancement splints: In cases where snoring or sleep apnea is involved, a special intraoral appliance can be made by your dentist to treat both conditions.

  • Restorative dental work: If bruxism has caused damage, your dentist may recommend fillings, crowns, or in extreme cases, extraction and replacement of severely damaged teeth.

3. Medications

  • Muscle relaxants may be prescribed for short-term use.

  • Botox injections can help reduce jaw muscle activity and associated pain in certain cases.

Self-Care and Home Remedies

  • Avoid stimulants like caffeine and alcohol, especially in the evening.

  • Establish a consistent sleep routine in a calming sleep environment.

  • Use relaxation techniques such as warm baths, massages, or applying a hot compress to the jaw before bedtime.

  • Jaw exercises to relax and strengthen the muscles (as recommended by your dentist).

Need Help with Bruxism or Sleep Apnea?

If you’re experiencing symptoms of bruxism or would like to explore your suitability for a custom-made oral appliance, contact Island Dental at (03) 6231 2356 to book a consultation.