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What causes stuffy nose? 23 possible conditions

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


All About Autonomic Dysrelexia (or Hyperreflexia)

Autonomic dysreflexia (AD) is a condition in which your involuntary nervous system overreacts to stimuli. It's also known as autonomic hyperreflexia.

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Leishmaniasis is a parasitic disease caused by the Leishmania parasite found in sand flies.

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Acute Frontal Sinusitis

When the sinus cavities behind your forehead become inflamed, it is known as acute frontal sinusitis. Sinuses can become inflamed if the mucous membranes produce too much mucus. Infections and other healt...

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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.