Attention Jaw Pain & Sinus Headache Sufferers: Cupping Therapy Brings Instant Relief! The most common form of jaw pain is TMJD, or temporal mandibular joint dysfunction, and it affects more than 10 million Americans according to the National Institute for Dental and Craniofacial Research (NIDCR). For chronic TMJD sufferers, the jaw muscle stiffness and neck… Read more