TMJ is currently not believed to be a single condition. Instead, it’s a group of closely related disorders, which are mostly linked by overlapping symptoms. Some of the more common symptoms of TMJ include:
Both! The condition was called TMJ for many years before some dentists writing scholarly papers decided TMJ made a convenient abbreviation for the joint. They then agreed to call the condition TMD. At our office, you can call it either.
Chewing gum isn’t necessarily a cause of TMJ, but it can lead to TMJ symptoms in some people. Excessive chewing or biting hard objects (including fingernails) can also lead to TMJ symptoms.