What is sinusitis

Sinusitis is the swelling of the sinuses. The swelling leads to a blocking of the sinus opening through which the mucus drains into nose. This blockage can create a pressure which can be painful.

TAGS: 1. what is rhinitis
2. what is bronchitis
3. what is pharyngitis
4. what is pneumonia
5. what is hemorrhage

Leave a Reply

Your email address will not be published.