Sinus Infection Directory
Sinus infection, also called sinusitis, describes sinuses and nasal passages that are irritated and inflamed. Sinus infections are treatable. Follow the links below to find WebMD's comprehensive coverage about what causes sinus infections, risk factors, treatment, and much more.
Sinus Infection (Sinusitis)
Sinus infections, also known as sinusitis, can be hard to distinguish from other respiratory ailments. Learn about the symptoms, causes, and treatments of sinusitis.
Is It Sinusitis or Allergies?
There are a lot of similarities, but also some key differences in symptoms. Find out how to tell them apart.
When a Cold Becomes a Sinus Infection
WebMD explains sinusitis, an infection that can occur in the wake of a cold or with allergies.
Sinusitis-Exams and Tests
Diagnosis of sinusitis is usually based on your medical history and physical examination. A detailed history of the problem often can be of more value to the diagnosis than a physical exam.
Is It a Cold or a Sinus Infection?
How can you tell the difference between a cold and a sinus infection? And how do you treat them?
What Causes Sinus Problems?
If you are plagued by sinus problems, take a moment to consider these valuable parts of your body. What can turn good sinuses into problem sinuses?
Fall Allergies and Sinusitis
Autumn has arrived, and you can’t stop sneezing and sniffling. What’s going on? You may be suffering from allergic rhinitis or hay fever. Thirty million Americans do, and symptoms typically flare in fall.
Sinus Problems: Home Remedies and Tips
Do you have sinus problems? Here's how to make your home kinder to your sinuses.
Breathing: Our First Priority
Why do we have sinuses? Sinus specialist Jordan S. Josephson, MD, explains.
Natural Tips for Sinus Relief
Sinus troubles? Use these natural tip to clear your clogged passages and breathe easier.
Making Scents of Smell
Sinus specialist Jordan S. Josephson, MD, explains why our sense of smell is so important.
Slideshows & Images
Sinuses (Human Anatomy): Function, Picture, Location, Definition
WebMD's Sinuses Anatomy Page provides a detailed image and definition of the sinuses including their function and location. Also learn about conditions, tests, and treatments affecting the sinuses.
Slideshow: Sinusitis Dos and Don'ts
Is it OK to fly when you've got sinusitis? How about going to work? See what's right and wrong when you're all stuffed up.
Slideshow: Sinusitis Treatment, Diagnosis, Symptoms
WebMD's sinusitis slideshow: What sinusitis is, how you get it, how it's treated.
Slideshow: Nasal Irrigation: Relief for Colds & Allergy Symptoms
Clogged sinuses and congestion bothering you? Nasal irrigation can relieve sinus symptoms associated with colds and allergies. Learn how to do nasal irrigation with this visual guide.