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Teeth Grinding in Children (Bruxism): Causes, Symptoms & Treatment

Teeth Grinding in Children (Bruxism): Causes, Symptoms & Treatment

At Aurora Kids Dentistry, we know how important it is for parents to understand and address teeth grinding in children, also known as bruxism. This condition happens when a child clenches or grinds their teeth, usually during sleep, and it can affect both their oral health and overall comfort.

Signs and Symptoms of Teeth Grinding

You might notice:

  • Worn-down or flattened teeth
  • Jaw pain or morning soreness
  • Headaches, especially upon waking
  • Trouble sleeping or frequent restlessness
  • Complaints of sore cheeks or ears (from muscle strain)

If you hear a grinding sound at night or see these signs, it’s time to pay attention.

Why Do Children Grind Their Teeth?

Bruxism can be caused by several factors, including:

Stress or anxiety, emotional or behavioural triggers, can lead to nighttime grinding

Improper bite or dental misalignment: when teeth don’t fit together correctly

Teething in younger children: discomfort can lead to temporary grinding

Airway or breathing issues, such as sleep-disordered breathing or mouth breathing

Hyperactivity or sensory sensitivities are more common in children with heightened sensory responses

Is Teeth Grinding a Problem?

For many toddlers, teeth grinding is temporary and often disappears as they grow. However, if it continues or causes:

  • Tooth wear
  • Jaw discomfort or pain
  • Interrupted sleep
  • … It’s important to have your child evaluated by a pediatric dentist.


Is Teeth Grinding a Problem?

How to Help Your Child Stop Grinding

Early detection can protect your child’s smile, sleep, and comfort. Treatment may involve:

Identifying and managing stress or anxiety

Correcting bite or alignment issues

Evaluating airway and sleep concerns

Recommending myofunctional therapy if tongue or jaw position is a factor

Recommending myofunctional therapy if tongue or jaw position is a factor

How Our Pediatric Dentists Can Help

At Aurora Kids Dentistry, we create personalized care plans to address both the symptoms and root causes of bruxism.

1. Comprehensive Evaluation

We assess:

  • Tooth wear and enamel loss
  • Bite alignment and jaw position
  • Airway health and breathing patterns
  • Tongue posture and oral habits

2. Protecting the Teeth

  • For older children with permanent teeth, we may recommend a custom night guard to prevent further damage.
  • Younger children typically won’t need a night guard unless grinding is severe.

3. Addressing Alignment and Function

  • Early orthodontic solutions, like a palatal expander, are used if bite issues are present
  • Myofunctional therapy to retrain oral muscles and improve tongue posture
  • Referral to an ENT or sleep specialist for airway concerns

4. Managing Emotional or Behavioural Triggers

  • Discussing bedtime routines, relaxation techniques, and stress management
  • Referrals to pediatricians or child therapists when necessary

Your Partner in Protecting Young Smiles

At Aurora Kids Dentistry, our goal is to protect your child’s teeth, improve their sleep, and prevent future dental issues. If you suspect your child may be grinding their teeth, schedule an appointment today. Early attention makes a lasting difference.


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(905) 726-8213

What Else We Are offering?

Dental Care for children

Restorative Dentistry

Pediatric restorative dentistry refers to the practice of restoring the function and integrity of a tooth that has been impacted

Dental Hygiene

Dental Hygiene / Preventive dentistry is dental care that helps maintain good oral health. It’s a combination of regular dental check-ups

Special Needs Dentistry

Special needs dentistry is the branch of oral health care that treats people with physical, medical, developmental, or cognitive conditions that limit

Kids Dentist

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