Your sinuses are air-filled pockets that are located behind your face. When fluid builds up in your sinuses, germs like viruses and bacteria can multiply and lead to a sinus infection. COVID-19 is a ...

Add Yahoo as a preferred source to see more of our stories on Google. It's respiratory virus season — and between RSV, the flu and COVID-19, there’s no shortage of contagious viruses making people ...

Allergic rhinitis (allergies or hay fever) and sinusitis (sinus infections) can cause similar symptoms, making them difficult to tell apart. However, they have different causes and treatments.

Headaches, congestion, sinus pressure...whatever your symptoms, sinus issues are unpleasant. Fortunately, there are certain foods for sinus infections that have immune-supporting nutrients to help ...

It's respiratory virus season — and between RSV, the flu and COVID-19, there’s no shortage of contagious viruses making people cough, sneeze and ache right now. And if you've got a stuffy nose, you ...