Treatment may depend on the cause. A sinus infection, also known as sinusitis or rhinosinusitis, occurs when your nasal cavities become swollen and inflamed. Fluid buildup in the sinuses can allow ...

For some people, the classic symptoms of a sinus infection, including nasal congestion and discharge, are also accompanied by ...

Other red flags of a dental problem: Pain around a particular tooth, recent dental work or known cavities in teeth. How to ...

Sinusitis, or a sinus infection, can cause a stuffy or runny nose, a decreased sense of smell, and other symptoms. You can usually manage the symptoms at home with a decongestant. The sinuses are ...

Nasal irrigation is the cleansing of the nasal cavity with sterile salt water to flush out excess mucus or debris from the sinuses and nose, such as with the use of a neti pot. "People are more ...

A buildup of dust, pollen, or bacteria in the nasal cavity can hinder the functioning of the nasal mucous membrane and ...