Cosmetic Problems related to an OMD
Often the most obvious symptom of incorrect oral posture involves the muscles of the face. A dull, sluggish appearance and full, weak lips develop when muscles aren’t operating normally.
Constantly parted lips (with or without mouth breathing) also signal this disorder. A person swallowing incorrectly will often purse and tighten the muscles of the cheeks, chin and lips – a symptom known as a facial grimace. This can give the chin a knobby appearance because these muscles are being overused.
The face can have a dull sluggish appearance when the muscles are not in proper balance.
An incorrect swallow will purse and tighten the muscles of the cheeks, chin, and lips, causing a facial grimace
Mouth breathing or constantly open lips is a cause and/or signal of tongue thrust and low tongue rest posture.