The exact cause of temporomandibular joint (TMJ) disorders is largely unknown. Some cases begin after an injury, while others may have more to do with a mix of joint structure, genetics, and stress.

A TMJ patient in Maine had six surgeries to replace part or all of the joints of her jaw. Another woman in California, desperate for relief, used a screwdriver to lengthen her jawbone daily, turning ...

What Is a TMJ Headache? You have a temporomandibular joint (TMJ) on either side of your face that connects your jaw to your skull. It helps with important functions, such as opening your mouth to talk ...