The sinuses are four hollow spaces on both sides of your face and head. They're connected by narrow channels that allow air and fluids to flow between your nose and throat. If you have inflammation in ...

Swollen sinuses can occur for many reasons, including a viral infection, such as a cold. However, it is unclear whether SARS-CoV-2, the virus that causes COVID-19, can also have this effect. Telling ...

Fungal sinusitis involves inflammation of the sinuses due to the presence of fungi. The sinuses are hollow, air-filled spaces near the nose, cheeks, and eyes. There are two different classes of fungal ...