The TMJ is the joint that allows your jaw to open and close. "Sooooo … i had double ... I sucked my thumb til i was 9 ishhh which made the roof of my mouth suuuuuper narrow and my excessive ...

The condition is medically known as a TMJ disorder, which involves the joints connecting the jawbone to the skull, almost like sliding hinges that allow you to open and close your mouth.

Medically reviewed by Huma Sheikh, MD TMJ headache arises as pain spreads from the muscles surrounding the temporomandibular joint (TMJ) of the jaw to the face, cheeks, and head. It occurs due to ...