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.
Yellow or green mucus can mean a bacterial infection. Even then, acute bacterial sinusitis usually clears up in seven to 14 days -- without antibiotic treatment. But if you keep feeling worse and symptoms are persistent and severe, or if you get a fever, it's time to see a doctor.