достоверно не известно

Может это, хз
Temporomandibular joint dysfunction (TMD, TMJD) is an umbrella term covering pain and dysfunction of the muscles of mastication (the muscles that move the jaw) and the temporomandibular joints (the joints which connect the mandible to the skull). The most important feature is pain, followed by restricted mandibular movement,[2] and noises from the temporomandibular joints (TMJ) during jaw movement. Although TMD is not life-threatening, it can be detrimental to quality of life;[3] this is because the symptoms can become chronic and difficult to manage

ну, не совсем, авианосцы все же живучие корабли, долгий прямой огонь они не держат, но все же потопить их не легко