Tongue thrust is one of the most common orofacial myofunctional disorders. It occurs when the tongue pushes forward excessively during swallowing. This habit is commonly seen in infants and young children while breastfeeding or bottle-feeding, as they naturally extend their tongues to consume milk and liquids. As children grow and develop proper oral muscle control, they usually outgrow this habit by the age of 6 or 7.
However, in some cases, tongue thrust may continue into adolescence or adulthood. Persistent tongue thrust is considered an improper tongue function and can lead to several dental and orthodontic complications over time.
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What Causes Tongue Thrust?
Extended use of feeding bottles and pacifiers during early childhood is a leading cause of tongue thrust. In addition, several other habits and medical conditions may contribute to this issue, including:
Pediatric dentists often note that untreated oral habits and allergy-related breathing problems during childhood can contribute to tongue thrust in adults. In some individuals, stress and other external factors may also lead to tongue thrusting later in life.
What Happens if Tongue Thrust is Left Untreated?
Outgrowing tongue thrust is an important part of normal oral development. When the habit continues beyond childhood, it may indicate underlying dental, nasal, or airway-related problems.
Continuous pressure from the tongue against the teeth can gradually shift them out of alignment, leading to orthodontic issues and facial changes. Untreated tongue thrust may result in:
Both children and adults with tongue thrust often show similar symptoms. If you notice any of these signs, it is important to consult a dentist or orthodontist for evaluation.
What Treatments Are Available for Tongue Thrust?
Dentists and pediatric dentists assess swallowing patterns and oral muscle function to diagnose tongue thrust. If the condition is linked to issues involving the nose, throat, or ears, they may collaborate with ENT specialists or other healthcare professionals for comprehensive treatment.
Common tongue thrust treatments include:
Orthodontic Appliances
A dental appliance called a “tongue crib” is often used to prevent the tongue from pushing forward and to help correct open bites in children. Adults may require different orthodontic appliances depending on the severity of the condition. In some cases, mouthguards may also be recommended.
Orofacial Myofunctional Therapy
This therapy focuses on retraining the tongue, lips, and jaw muscles to function properly. It also helps improve swallowing patterns, speech, and oral posture.
If allergies, nasal obstruction, or other medical issues are contributing to tongue thrust, treating those underlying conditions can significantly improve the problem.
How to Stop Tongue Thrust at Home
Along with professional treatment, simple exercises at home may help reduce tongue thrust habits. One common exercise includes:
Regular practice can help train the tongue to stay in its correct position during swallowing.
Bottom Line
Tongue thrust commonly develops due to prolonged bottle-feeding, pacifier use, or oral habits during childhood. Fortunately, the condition can often be corrected with exercises, orthodontic appliances, and myofunctional therapy. Early diagnosis and treatment are important to prevent long-term dental and speech-related complications.
If your child shows unusual swallowing patterns or speech difficulties, schedule a consultation with your dental clinic in Trichy for proper evaluation and treatment.
Reviewed by Dr. Nivea Arunan, BDS, Ph.D. (Laser Endodontics) | Published on May 11, 2026, at 5:40 PM