The drainage passageways of the sinuses into the nose can get blocked and fluid can accumulate in the sinuses, causing pressure. Many things can cause sinus pressure and pain, such as sinus infections ...

But when the mucus becomes thick and blocks drainage, the sinus pressure builds, causing pain associated with a sinus headache, Reddy says. But adding moisture to the air using a humidifier helps ...

Are antibiotics necessary to treat sinus infections? Each year, about 30 million people visit their doctor for a sinus ...

Acute sinusitis is also typically accompanied by systemic signs such as fever, leukocytosis, and lassitude, along with purulent nasal discharge. The patient may report an olfactory disorder, pain ...

Pain accompanies nasal symptoms. If you have a runny or stuffy nose or thick nasal discharge, it could point to a sinus ...