Temporomandibular joint (TMJ) disorders are conditions affecting one or more areas of the stomatognathic system: teeth, joints, ears, temples, head, muscles, soft tissue, etc.
They can cause severe pain and various problems for those affected, as well as dysfunction of the masticatory (chewing) system.
TMJ disorders can be caused by injuries to the jaw joints or surrounding tissue. Other causes include bruxism (teeth grinding), arthritis, stress, acute trauma, and malocclusion