Understanding Why Kids Grind Their Teeth in Their Sleep

What Is Teeth Grinding (Bruxism) in Children?

Bruxism is the medical term for teeth grinding or clenching. It’s a condition that often occurs during sleep (known as sleep bruxism), but some children may grind their teeth while awake, too. Studies suggest that up to 14–49% of children experience this at some point in their lives, with symptoms most common in early childhood.

Is It Normal?

Yes, in many cases, teeth grinding is a normal developmental phase. While it can understandably raise concerns, most children naturally outgrow this habit by the time they reach their teenage years. That said, it’s important to keep an eye on how often it occurs, how intense it is, and its potential effects on your child’s oral health, such as tooth wear or jaw discomfort.

Signs Your Child Might Be Grinding Their Teeth at Night 

Is your child waking up groggy or irritable? Teeth grinding, also known as bruxism, could be the culprit. While it’s not always easy to spot, here are some common signs to watch for:

• Complaints of jaw pain or facial soreness, particularly upon waking. 
• Audible grinding noises while they sleep—this can be quite noticeable! 
• Teeth that look flattened, chipped, or unusually worn-down. 
• Heightened sensitivity to hot or cold foods and drinks. 
• Persistent headaches, especially around the temple area. 
• Sleep disruptions—does your child wake frequently or seem restless? 
• Daytime fatigue and irritability, which can stem from poor-quality sleep. 

If any of these symptoms match your child’s experiences, it’s essential to address the issue early. Left unchecked, bruxism can lead to more serious problems, like dental damage or jaw disorders. 

Common Causes of Teeth Grinding in Kids

Teeth grinding, or bruxism, is a fairly common condition in children and can stem from a variety of factors. Identifying the root cause is essential to addressing the issue effectively and ensuring your child’s dental health remains on track. Below, we explore the most common reasons behind this behavior.

Physiological Factors

Bruxism often has physical origins tied to the development and structure of a child’s teeth and jaw. Some contributing factors include:

• Improper alignment of the top and bottom teeth (malocclusion). 
• Pain caused by teething or earaches, especially in younger children. 
• Normal growth and development of the jaw can also lead to temporary grinding. 

Emotional or Psychological Triggers

Your child’s mental state can play a significant role in developing teeth grinding habits. Emotional or psychological triggers may include:

• Stress, anxiety, or emotional tension—common examples include school pressures or family changes. 
• Hyperactivity or challenges related to sensory processing. 
• Nightmares or other sleep disturbances that disrupt restful sleep. 

Medical and Lifestyle Contributors

Sometimes, bruxism may be linked to specific health or lifestyle factors. These contributors include:

• Sleep apnea or snoring, which interfere with normal sleep patterns. 
• Certain medications, such as ADHD stimulants, have grinding as a potential side effect. 
• Caffeine intake from sources like soda or chocolate, which can overstimulate children. 
• Rarely, neurological conditions may also play a role in bruxism. 

When Should You Be Concerned? 

Not all dental issues are obvious at first glance. Paying attention to subtle signs can help prevent small problems from becoming larger concerns. Here are some key indicators that it’s time to visit your dentist without delay:

• Persistent pain in your jaw, neck, or ears can hint at underlying concerns like TMJ disorders or infection. Don’t ignore it. 
• Damage to teeth or dental restorations—like chipped crowns or cracked fillings—may lead to further complications if left untreated. 
• Signs of poor sleep quality, such as grinding or snoring, might point to conditions like sleep apnea that can impact oral health. 
• Receding gums or tooth mobility could be signs of gum disease, which is both treatable and easier to manage when caught early. 
• If your child seems tired or cranky even after getting a full night’s rest, it’s worth checking for possible oral or sleep-related issues. 

These issues don’t just affect your oral health—they impact your overall well-being. Early detection is key, so don’t wait to consult with a trusted dental professional. Your smile, and your health, deserve it!

How to Treat and Manage Teeth Grinding in Children 

Children often experience teeth grinding, or bruxism, without realizing it. However, this condition can lead to discomfort, dental wear, and disrupted sleep. Fortunately, there are clear steps parents can take to help their children manage this issue effectively.

Step 1 – Dental Evaluation 

Start by scheduling an exam with a pediatric dentist or family dental practice. Mention any symptoms you’ve noticed, like jaw clenching, grinding sounds at night, or morning headaches. Sharing your child’s medical history can also help identify triggers. Dentists may use diagnostic tools like wear pattern analysis or recommend sleep screening to gain deeper insights.

Step 2 – Nightguards or Mouthguards 

For older children, a custom-fitted nightguard can be a great option for protecting their teeth during sleep. These guards are designed to accommodate your child’s unique bite, minimizing any discomfort. However, for very young children, dentists may suggest monitoring the situation before introducing such devices, as bruxism can sometimes resolve naturally.

Step 3 – Behavioral and Emotional Support 

Stress or anxiety often contributes to bruxism. Help your child unwind by establishing a calming bedtime routine. Limit screen time before bed, share reassuring words, and create a peaceful environment. Relaxation techniques like slow breathing exercises, gentle stretches, or a favorite bedtime story can help your child settle into a restful state. If emotional stressors persist, don’t hesitate to seek counseling or additional support.

Step 4 – Address Underlying Causes 

Sometimes teeth grinding is a symptom of a larger issue. If your child has a misaligned bite, an orthodontic evaluation might be necessary. Similarly, conditions like sleep apnea or ADHD can contribute to bruxism. Collaborate with your pediatrician to manage these conditions effectively. Simple lifestyle changes, like reducing caffeine or encouraging hydration, can also make a noticeable difference.

Helping your child overcome teeth grinding takes patience and a team-oriented approach. By addressing physical, emotional, and environmental factors, you’ll not only protect their smile but also promote their overall well-being. Don’t wait—reach out to a trusted dentist today to start the path toward healthier, more restful nights.

At-Home Tips for Parents 

Gentle Monitoring 

Sometimes, the signs of teeth grinding, or bruxism, go unnoticed until they cause discomfort. That’s why keeping a simple sleep journal can make a big difference. Jot down any observations about your child’s sleep patterns or complaints about jaw pain in the morning. If your child shares a room, encourage siblings to mention teeth grinding sounds they might hear during the night. These small insights can help paint a clearer picture for your dentist. 

Supportive Environment 

A calm bedtime routine can reduce the likelihood of nighttime grinding. Make sure the hours leading up to sleep are relaxing—skip sugary snacks, caffeinated drinks, and overly active playtime after dinner. Instead, opt for some soothing wind-down activities, like reading a book or listening to soft music. This doesn’t just help with grinding, but can improve overall sleep quality too. 

Collaborate With Your Dental Team 

Your dentist can be your greatest ally for preserving your child’s smile. Schedule regular checkups at Oxboro Family Dental to catch potential issues before they worsen. Don’t hesitate to ask about custom solutions like nightguards for added protection or proactive treatments like fluoride to strengthen enamel. Together, we can help ensure your child’s teeth stay healthy and strong.

Will My Child Outgrow Teeth Grinding?

Teeth grinding, or bruxism, is a common concern among parents. While it may sound alarming at first, it’s important to know that most children grow out of it naturally. Understanding the timeline and any potential implications can help you make the best decisions for your child’s dental health.

Typical Timeline

For many kids, teeth grinding is temporary. It’s especially common in younger children, often starting when they first get their baby teeth or when their adult teeth begin to come in. The good news? Most children stop grinding their teeth by the time they’re 9 to 12 years old. However, if it persists into the teenage years, it may point to stress, jaw alignment issues, or other underlying problems.

Long-Term Outlook

The majority of teeth grinding cases are mild and resolve on their own without long-term consequences. However, in some situations, persistent grinding may lead to damage to teeth or gums, as well as interrupted sleep. That’s why early intervention is key. Scheduling a dental check-up can help determine whether your child needs further evaluation or a treatment plan.

By addressing bruxism early, you’ll not only protect their smile but ensure better, more restful nights for both you and your child.

Frequently Asked Questions About Teeth Grinding in Children

1. Is it normal for kids to grind their teeth at night?
   Yes, it’s quite common—especially in toddlers and younger children. Many outgrow the habit without treatment, but it’s important to monitor for signs of damage or discomfort.
2. What causes my child to grind their teeth while sleeping?
   Teeth grinding can stem from stress, teething pain, misaligned teeth, or even sleep disturbances like snoring or sleep apnea. Emotional or developmental factors can also play a role.
3. Should I be worried if my child grinds their teeth?
   Occasional grinding isn’t usually a cause for concern. But if you notice worn teeth, jaw pain, or disrupted sleep, it’s a good idea to schedule a dental checkup.
4. Can grinding damage my child’s teeth?
   Yes, persistent grinding can wear down tooth enamel, increase sensitivity, and even affect how their bite develops—especially if left untreated over time.
5. How do dentists treat teeth grinding in children?
   Treatment depends on the cause and severity. Options may include custom nightguards, stress-reduction techniques, or addressing underlying issues like jaw alignment or sleep disorders.
6. Is a nightguard safe for children?
   In some cases, yes—especially for older kids with permanent teeth. Your dentist will determine if it’s appropriate based on your child’s age and specific needs.
7. What can I do at home to help my child stop grinding their teeth?
   Try establishing a calming bedtime routine, reducing screen time before bed, and talking openly about stress or worries. Encouraging regular dental visits is also key to early detection and support.

Will My Child Outgrow Teeth Grinding? Supporting Your Child With Confidence

Teeth grinding, or bruxism, can be a concern for parents, but it’s often a temporary phase in children. While it might seem alarming to hear your child grinding their teeth at night, many kids naturally outgrow this habit as they develop. Staying informed and taking a proactive approach can help ensure your child’s oral health remains strong throughout this period.

A Parent’s Role 

Your support and attention make a big difference. Keep an eye out for symptoms like wear on teeth, jaw discomfort, or restless sleep. If you’re unsure, regular visits to a trusted family dental provider are key to catching these signs early and ensuring your child’s comfort and long-term oral health. Simple steps like reducing stress before bed or adjusting your child’s bedtime routine can also help alleviate the issue.

Why Choose Oxboro Family Dental 

At Oxboro Family Dental, we take a family-friendly, gentle approach tailored to children. Our team is experienced in identifying and managing pediatric bruxism, offering guidance and solutions every step of the way. We’re committed to addressing concerns with care and expertise, creating a supportive environment for your little one. With our warm, welcoming team, your child’s oral health—and your peace of mind—are in capable hands.

Concerned about teeth grinding? Book a consultation today with our friendly team at Oxboro Family Dental. We’re here to help your child smile brighter and sleep better!