Your sinuses are air-filled spaces inside your forehead, cheekbones, and behind the bridge of your nose. When inflamed — usually because of an allergic reaction or an infection — they swell, make more ...

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 ...

The humble sinuses, those hollow cavities hidden in the bones around the nose, usually draw little appreciation. But nothing makes one yearn for clear sinuses like sinusitis, a condition that can make ...

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 ...

A sinus infection is inflammation of the sinuses, which are the air spaces around your nose, eyes, cheeks, and forehead. It is also called sinusitis. When the sinuses are inflamed, drainage is blocked ...

You've had a stuffy nose for what feels like ages. It's gone on for more than just a few days, so you know it's not a cold. But which is it: sinusitis or allergies? They have similar symptoms, so it's ...

Sinusitis involves inflammation of the paranasal sinuses. It can be caused by viruses, allergies, or autoimmune reactions, leading to mucus buildup and irritation. Symptoms of sinusitis include nasal ...

You know it's not the flu because no one else is sick, and you know it's not a cold because you had that last week. So what's causing that killer headache and the feeling that your nose is locked in a ...

With chronic sinusitis, the tissues inside your sinuses become inflamed and blocked for a long period of time due to swelling and mucus buildup. Acute sinusitis only happens for a short time (usually ...