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Let's see if we can figure out what's causing your stuffy nose.
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What causes stuffy nose? 23 possible conditions

Nasal congestion is another term for a stuffy nose. It is often a symptom of another health problem, such as a sinus infection. It may also be caused by the common cold. Nasal congestion is marked by: stuffy or runny nose sinus pain mucus buildup swollen... Read more

See a list of possible causes in order from the most common to the least.

1

Rhinitis

Rhinitis is inflammation of your nasal cavity lining. It can be allergic or nonallergic. It also may be infectious.

Allergic rhinitis can occur when you breathe in something that you're allergic to, known a...

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2

Common Cold Overview

The common cold is a virus that involves symptoms like sneezing, a runny nose and a headache. Learn the causes, symptoms and treatments for the common cold now!

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3

Nasal Polyps

Have you ever felt like you have a cold that never goes away? Nasal congestion that doesn't seem to go away, even with over-the-counter cold or allergy medication, may be caused by nasal polyps.

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4

Cold and Flu Overview

Common colds and influenza are contagious infections that affect the respiratory system. Both are airborne illnesses, spread through coughing and sneezing. Shared symptoms include headache, cough, sore throat, and more.

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5

Allergic Rhinitis

Allergic rhinitis, or hay fever, is your body's response to specific allergens. It causes uncomfortable symptoms like sneezing and itchy eyes.

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6

Deviated Septum

A deviated septum may cause health complications such as difficulty breathing. Learn more about the causes, symptoms, treatments, and more.

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7

Sinus Infections (Sinusitis)

A sinus infection, or sinusitis, is a common condition that affects 30 million people in the United States each year, according to the National Institute of Allergy and Infectious Diseases. The infection occurs whe...

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8

Enlarged Adenoids

Adenoids are small tissues located at the back of the throat. They are similar to the tonsils, and located right above them. Both adenoids and tonsils are part of the immune system. Adenoids are present at birth, an...

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9

Allergies Overview

This condition is considered a medical emergency. Urgent care may be required.

Learn about what causes allergies, the different types of allergies, and how they're treated.

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10

Nose Injury

Nosebleeds are common. They may be scary, but they rarely indicate a serious medical problem. The nose contains many blood vessels. These blood vessels are located close to the surface in the front and back of the nose...

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11

Frontal Sinusitis

Everyone has four sets of hollow, air-filled spaces in the head that are connected to the nose and nasal cavity. These spaces are called "sinuses." Sinuses are lined with cells that create mucus to keep your nasa...

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12

Allergic Asthma

If you ever have trouble breathing during allergy season, you may have allergic asthma. Allergic asthma is asthma caused by an allergic reaction. It is also called allergy-induced asthma. People with allergic asthm...

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13

RSV (Respiratory Syncytial Virus) Infection

RSV is virus that causes symptoms similar to those of a cold and occurs most frequently in children. Learn about causes and treatment.

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14

Swine Flu

Swine flu, or H1N1, is highly contagious and can spread quickly from person to person. A simple sneeze may cause thousands of germs to spread through the air. Symptoms are similar to regular influenza.

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15

Food Allergy Basics

Food allergies are overblown responses by the immune system to foods that aren't typically harmful - like eggs and peanuts. Continue reading and learn more about food allergies, and how to prevent or treat sever...

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16

Sarcoidosis

Learn about sarcoidosis and its causes, symptoms, diagnosis, treatment, and potential complications.

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17

Fifth Disease

Fifth disease is common in children. It causes a red rash on the arms, legs, and cheeks, and a virus called parvovirus B19 causes it.

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18

Absence of Gamma Globulin in Blood

Agammaglobulinemia is an inherited immune system disorder in which the body is unable to produce antibodies.

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19

Encephalitis

This condition is considered a medical emergency. Urgent care may be required.

Encephalitis is an inflammation of the brain tissue. It's most often caused by viral infections. In some cases, bacterial infections can cause encephalitis.

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20

Cluster Headaches

Cluster headaches are severely painful and occur in cycles. Read more for tips on how to treat and relieve them.

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This feature is for informational purposes only and should not be used to diagnose.
Please consult a healthcare professional if you have health concerns.
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