TMJ - Temporomandibular joint Dysfunction
Causes:
mva's/head trauma/sports injuries, scoliosis, neck and head posture, forward head posture with hyperkyphosis and shoulder protraction, orthodontal applications (braces, extractions etc.), playing wind instruments, singing, bruxism (teeth grinding), teeth clenching.
Is there clicking or popping sound when you open your mouth, teeth sore, ever had lock jaw?
When the jaw is at rest the teeth should be apart, lips closed...not happening?
Massage can help alleviate symptoms and treat TMJ
https://www.massagetherapycanada.com/technique-tmj-mastery-part-1-1380/
http://www.tmjmastery.com/index.html
http://www.tmj.org