Tongue Thrust Treatment in Ottawa – Improve Swallowing, Speech, and Dental Alignment

Tongue thrust is a swallowing pattern where the tongue pushes forward against or between the teeth — instead of resting against the roof of the mouth — during swallowing, speaking, or at rest. While it's often described as a childhood habit, it doesn't simply disappear with age. Left untreated, adults swallow this way thousands of times a day, and that constant forward pressure continues to shape the teeth, jaw, and face well into adulthood.

Tongue thrust in adults is usually one of three things: a habit that was never fully corrected in childhood, a compensation pattern that developed after braces or orthodontic treatment, or a response to an underlying cause like a tongue tie, chronic nasal congestion, or long-term mouth breathing. In many cases, it's tied to broader oral habits — thumb sucking, nail biting, or prolonged pacifier use in childhood — that trained the tongue and surrounding muscles into a forward-pressing pattern that never got retrained.

Beyond visible dental changes, many adults with tongue thrust experience symptoms they don't immediately connect to swallowing: a lisp or slushy "s" sound, difficulty with certain speech sounds, jaw fatigue or facial pain after eating or talking, teeth that have shifted or relapsed after orthodontic treatment, or a subtle but persistent open-mouth resting posture.

Because tongue thrust is a muscle pattern — not just a dental issue — braces and retainers alone often can't fix it permanently. Straightening teeth without correcting the underlying swallow pattern is a common reason people see their teeth shift back years after orthodontic treatment ends. The muscle habit is still there, still pushing, even after the teeth have been moved.

Orofacial Myofunctional Therapy retrains the tongue, lips, and swallowing muscles to work the way they're meant to — tongue resting on the palate, lips sealed, swallow pattern correct — so the forward pressure stops. Rather than managing the symptom, therapy addresses the pattern driving it, which is why it's often recommended alongside or after orthodontic treatment rather than as a replacement for it.