profession. It is known by various different names: dental orthopedics, dentofacial orthopedics, cranio-mandibular orthopedics, and jaw orthopedics.
Sinus infections often follow a cold and cause pain and pressure in your head and face. Sinusitis can be either acute (sudden) or chronic (long-term). With chronic sinusitis, the infection or inflammation does not completely go away for 12 weeks or more.
Allergies, bacteria or a virus can cause inflammation of the sinuses, or sinusitis. It usually goes away without treatment, but sometimes medical attention is needed. Chronic sinusitis lasts more than 12 weeks.