Temporomandibular joint disorder (TMJ) is a condition in which the jaw pops, crackles, and feels sore. People with TMJ usually have trouble chewing without pain, and even may have headaches due to it. One way to fix this problem is to seek the services of a TMJ dentist. This dentist is trained to identify problems of alignment of the jaw, one of the main causes of TMJ. TMJ … [Read more...]