Could be a number of disorders.
You need a complete exam by dentist. If problem is TMJ or other pain syndrome, you may need to see a TMJ-orofacial pain expert. See a TMJ-orofacial pain expert to help evaluate and treat your problem. A TMJ-oro-facial pain expert can be general dentist, an oral surgeon, prosthodontist, orofacial pain specialist. Ask your physician, dentist or dental society for a re