What is the matter if you are always biting your tongue even in sleep?

There are several potential reasons why someone might bite their tongue even in sleep, including:

Tongue Thrust: This is a condition in which the tongue is thrust forward during sleep, increasing the risk of biting it. It can be caused by various factors, including structural abnormalities in the mouth, enlarged tonsils or adenoids, or neurological conditions.

Bruxism: Also known as teeth grinding, bruxism is a condition where people grind their teeth or clench their jaws involuntarily, usually during sleep. This can cause damage to the teeth, jaw, and surrounding soft tissues, including the tongue.

Sleep Apnea: Obstructive sleep apnea (OSA) is a condition characterized by recurrent episodes of airway obstruction during sleep, leading to reduced oxygen levels. This can cause various symptoms, including tongue biting, as the tongue may be displaced during the episodes of airway obstruction.

Orofacial Pain: Some people may bite their tongue due to orofacial pain, such as temporomandibular joint (TMJ) disorders or other conditions affecting the jaw, muscles, or nerves in the face.

Certain Medications: Some medications, including antidepressants, antipsychotics, and anticonvulsants, can cause side effects that include tongue biting.

Habit or Stress: In some cases, tongue biting may be a habit or a response to stress or anxiety, particularly during sleep.

If you are concerned about frequent tongue biting during sleep, it's essential to consult a healthcare professional, such as a dentist or sleep specialist, to identify the underlying cause and receive appropriate treatment. They may recommend therapies like oral appliances, behavioral modifications, or lifestyle changes to address the issue and prevent further damage.