Sinuses are air-filled structures in your head that serve many purposes. They create a mucus that moisturizes the inside of your nose. Additionally, sinuses affect the way your voice sounds and act as ...

Share on Pinterest Inflammation from a sinus infection can put pressure on nerves, causing tooth pain. Sinuses are cavities that are filled with air. Small hairs called cilia line the sinuses. Cilia ...

If you feel pain and pressure in your sinuses, that's not necessarily because there's anything wrong with them. In fact, your pain may be a sign of an entirely different condition: migraine. People ...

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 ...

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 ...