How Thumb Sucking and Pacifier Use Affect Your Child’s Teeth

Published on

March 15, 2026

Thumb sucking and pacifier use are normal soothing behaviors — but prolonged habits can affect dental development. Knowing when to intervene helps prevent future orthodontic issues.

When Is Thumb Sucking Normal?

Thumb sucking is common in infants and toddlers and usually stops on its own by age 2-3

When Does It Become a Problem?

Prolonged thumb sucking can cause:

Open bite
Protruding front teeth
Speech difficulties
Changes in jaw growth

The risk increases once permanent teeth begin to erupt.

How to Help Your Child Break the Habit

Use positive reinforcement
Identify triggers like stress or fatigue
Offer comfort alternatives
Avoid punishment or shaming

Your pediatric dentist can offer guidance tailored to your child.

When to See a Pediatric Dentist

If thumb sucking continues beyond age 3 or affects tooth alignment, early intervention is key.

Los Feliz Pediatric Dental Guidance

Our team at Griffith Pediatric Dentistry supports families with gentle, practical solutions for healthy development.

📞 Call (323) 301-7125 to schedule a consultation.

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Conversations with Grant Gleason & Stephanie Cruz

In this VoyageLA feature, Dr. Grant Gleason and Dr. Stephanie Cruz share the story behind Griffith Pediatric Dentistry, their passion for working with children, and how they strive to create a welcoming, positive dental experience for families in Los Feliz.

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