Sinusitis is an inflammation, or swelling, of the tissue lining your sinuses. Sinuses are structures inside your face that are normally filled with air. Bacterial infections, viral infections and …

Jan 28, 2025 · A sinus infection occurs when your nasal cavities become swollen, infected, or inflamed. Learn about the symptoms and how to treat them.

Jul 16, 2025 · Sinus infections, or sinusitis, occur when a virus of bacteria enters the sinuses. Read on for a list of common symptoms and treatments.

Read about possible causes of lasting sinus troubles, treatments and how to prevent these problems.

Nov 22, 2025 · Sinusitis, also known as a sinus infection, can cause symptoms such as facial pain, congestion, and headache. Learn about the causes, duration, and treatment options for …

Jul 17, 2024 · Discover effective strategies to relieve a sinus headache. Learn about home remedies and treatments that relieve sinus pressure and reduce sinus inflammation.

Apr 17, 2024 · When you have a sinus infection, one or more of your sinuses becomes inflamed. Fluid builds up, which can cause congestion and runny nose.

5 days ago · Learn the real differences between a cold and a sinus infection, how symptoms progress day-by-day, red flags, and proven methods to stop colds from turning into sinusitis

Sinus infection is inflammation and/or infection of the sinuses. Signs and symptoms of sinus infections include nasal congestion, facial pain and swelling, sinus headache, fever, and cough.

Jun 29, 2025 · Sinusitis (inflamed sinuses) is sometimes caused by an infection, but there are several types (such as chronic or recurrent). Find all the symptoms.