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Thumb Sucking and Orthodontics: What Parents Need to Know

cute smiling baby girl

As parents, we often find ourselves asking: Is thumb sucking harmful to my child’s teeth? At Kincer Orthodontics in Marietta, we get this question a lot! Thumb sucking is a natural reflex for babies and toddlers—it’s soothing, comforting, and even helps them feel secure. However, if the habit continues as your child grows, it can lead to some orthodontic concerns.

So, when does thumb sucking become a problem, and how can it affect your child’s smile? Let’s break it down!

Why Do Kids Suck Their Thumbs?

Thumb sucking is one of the most common habits in young children, often beginning in infancy. It’s a soothing mechanism that provides comfort and can help them fall asleep or deal with stress. Most children stop the habit naturally by age 3 or 4, but when it continues into the school years, that’s when parents should be on the lookout for potential orthodontic issues.

How Thumb Sucking Affects Teeth and Jaw Development

While occasional thumb sucking in infants is usually harmless, prolonged or aggressive thumb sucking beyond the toddler years can lead to changes in the development of the teeth and jaw. Here’s what can happen:

  • Overbite or Open Bite: The most common concern with thumb sucking is that it pushes the upper front teeth forward, creating an overbite or open bite. An open bite occurs when the top and bottom front teeth don’t meet when the mouth is closed.
  • Misalignment: The constant pressure from the thumb can cause teeth to become crooked or out of alignment, which can affect your child’s bite and overall dental health.
  • Jaw Shape Changes: Thumb sucking can also alter the shape of the upper jaw, making it narrower. This may lead to crowding of permanent teeth as they come in, requiring orthodontic treatment.

According to the American Association of Orthodontists (AAO), children who continue thumb sucking beyond age 4 or 5 are more likely to develop issues like improper bite or jaw alignment, which can lead to more intensive orthodontic treatment later on.

When Should You Worry?

It’s important not to panic if your little one is still sucking their thumb. Many children naturally break the habit on their own, especially as they start interacting with other kids at school. However, if your child is continuing the habit beyond the age of 5 or 6, or you notice changes in the alignment of their teeth, it might be time to intervene.

How Kincer Orthodontics Can Help

If thumb sucking has led to orthodontic concerns for your child, don’t worry—our team at Kincer Orthodontics is here to help! Dr. Kincer, a board-certified orthodontist, specializes in early orthodontic interventions that can help correct any bite issues or misalignments caused by thumb sucking.

Orthodontic Evaluation in Marietta

At Kincer Orthodontics, we recommend scheduling your child’s first orthodontic evaluation by age 7, as recommended by the American Association of Orthodontists. Early evaluation allows us to detect any developmental issues, including those caused by thumb sucking, and determine the best course of action to prevent more complex problems down the road.

Treatment Options

If your child’s thumb-sucking habit has caused changes in their teeth or jaw, we offer a range of orthodontic treatments, including:

  • Space Maintainers: If thumb sucking has affected the alignment of baby teeth, space maintainers can help guide permanent teeth into the correct position as they come in.
  • Braces or Aligners: For older children, traditional braces or clear aligners can help straighten misaligned teeth and correct bite issues caused by prolonged thumb sucking.
  • Habit Appliances: If your child is struggling to stop thumb sucking, we may recommend a custom habit appliance. These are specially designed to make thumb sucking less satisfying and can gently help your child break the habit.

Tips to Help Your Child Stop Thumb Sucking

If you’re concerned about your child’s thumb-sucking habit, here are a few gentle strategies to encourage them to stop:

  1. Positive Reinforcement: Celebrate and reward your child for not sucking their thumb during key moments, like bedtime or school.
  2. Create Distractions: Offer a comforting toy or blanket to replace the thumb, or provide activities that keep their hands busy.
  3. Explain the Consequences: For older kids, explaining how thumb sucking can affect their smile might give them the motivation to quit.

At Kincer Orthodontics, we’re here to support your child’s orthodontic health every step of the way. If you’re concerned about the effects of thumb sucking on your child’s teeth, contact us today to schedule a consultation with Dr. Kincer. We’ll work together to ensure your child has a healthy, beautiful smile for years to come.

Posted on behalf of William R. Kincer Practice Limited to Orthodontics

44 Old Hamilton Road
Marietta, Georgia 30064

Phone: (770) 424-5280

Monday – Thursday
8:30 a.m. – 5:00 p.m.

(770) 424-5280 Schedule an appointment

Our Patient Reviews

William R. Kincer, D.M.D., P.C.

5.0/ 5.0

Based on 19 reviews

  • We are beyond thankful for Dr. Kincer and his team!! Dr. Kincer is one of the most honest and conservative Orthodontist, which is a VERY rare find in the industry. We moved to south Florida about halfway through our treatment of 18 months and did not switch orthodontists; that’s how much Dr. Kincer means to us! Our daughter’s smile is absolutely beautiful!!

    Lindsay D
  • Dr. Kincer is the BEST at what he does!!! Both of my girls have been under Dr. Kincer's care, with exceptional results. They both began treatment at age 8, because of their tiny mouths that required Phase I and Phase II treatments. As a result of his recommended treatment plan, our girls will have exceptional teeth for life. Our family is incredibly thankful for Dr. Kincer's meticulous care that resulted in BEAUTIFUL smiles!!!

    Jen B
  • Dr. Kincer is the best. I am almost a year into my treatment and i have nothing but great things to say. He is so kind and his team is amazing. They are simply amazing and truly care for what their customers need and what their teeth need. I highly recommend Doctor Kincer to anyone looking for orthodontics.

    Jennie H
  • Excellent orthodontist. Invisalign was the best money I ever spent on myself. Dr. Kincer is meticulous, thorough, has attention to detail, and fixed my flared teeth. Everyone is always complimenting my smile. He is always timely, professional, and his support staff (Jennifer and Lynn) are really caring. He is able to shave down teeth to make them aesthetically fit my smile and proportions. Dr. Kincer and Lynn really make sure their patients are comfortable-- especially when it comes down to removing attachments for invisalign and IPR, when your teeth are already sensitive. I recommended him to my brother and little cousin for orthodontic work and for their retainers :)

    Kimberly T
  • After having my braces off for 12 years. I go in today to see my little sister get her braces off, and Dr. Kincer readjusted my Old retainers to fit again!! He is a great orthodontist!

    Brittany B
  • Our family has been using Dr. Kincer for the past 10 years. Our oldest daughter has had amazing transformations with her treatment and our second is shaping up to do the same. Couldn't ask for a better, more friendly place.

    Shannon R
  • This is our fifth year and second kid with Dr. Kincer. Love him and his staff! Would recommend them to anyone!

    Jill T
  • Both my kids have beautiful, straight teeth because of Dr. Kincer's work. He takes great care to work with every aspect of getting braces.

    Franny

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