The temporomandibular joint is on either side of your jaw, sitting a little below the area of the earlobe. It acts as a type of sliding joint that can develop pain, swelling, and joint lock in cases of severe TMJ syndrome.
Disclaimer: The information above should not be used as a substitute for professional medical advice, diagnosis or treatment. You should seek the advice and care from a primary care physician or physical therapist. If you are experiencing a medical emergency, call 9-1-1.