Sinuses are interconnected, hollow spaces located in the skull that connect to the nasal passages. They help filter the air we breathe and act as another level of immune defense. Sinuses are lined ...

Sinuses are air-filled sacs (empty spaces) on either side of the nasal cavity that filter and clean the air breathed through the nose and lighten the bones of the skull. There are four paired sinuses ...

If you don’t get relief from your medicine, nasal rinses, or other treatments, tell your doctor. They may send you to a specialist. Surgery may be an option if your sinusitis is due to a deviated ...

A sinus flush involves a person gently rinsing their nasal passages with a saline solution. It may help open up the nasal passages, clear out mucus, and remove contaminants and irritants. The sinus ...

Sinusitis is an inflammation, or swelling, of the tissue lining the sinuses. Sinuses make mucus, which keeps the inside of your nose moist. That, in turn, helps protect against dust, allergens, and ...