Myofunctional therapy is conducted when an individual demonstrates the following:
Although a "tongue thrust" swallow is normal in infancy, it usually decreases and disappears as a child grows. If the tongue thrust continues, a child may look, speak, and swallow differently than other children of the same age. It is also a common cause of dental malocclusions. The tongue pushes against the front teeth and can cause an open bite or overbite, if not corrected.