The Muscle Connection is Key In my upcoming book, Doctor, Why Does My Face Still Ache?,” we explore puzzling questions that do not have simple or anticipated answers: • Why would a person experience a constant toothache when the tooth that hurts is completely fine? • How does someone gradually lose the ability to open his or her mouth or talk when there hasn’t been a … [Read more...] about Causes of Facial Pain: The Psycho-Muscle Connection