Question: What is Sinusitis?
Answer: Sinusitis is an inflammation of the sinuses.
Question: What causes Sinuses:
Answer: Sinusitis is often caused by bacterial (germ) infection. Sometimes, viruses and fungi (molds) cause it. People with weak immune systems are more likely to develop bacterial or fungal sinusitis. Some people with allergies can have "allergic fungal sinusitis."
Question: What is Acute and Chronic Sinusitis?
Answer: Acute sinus disease lasts 3-8 weeks. Sinus disease lasting longer than 8 weeks is considered chronic.
Accai.org, WebMd, Meds From Nature