Runny Nose

A runny nose is a very common symptom with many causes. The related medical terms are rhinitis (nose inflammation) and rhinorrhea (nasal discharge). The most common causes are usually self-limiting, such as the common cold, although even this common condition may have complications (e.g. ear infection, sinusitis, pneumonia ...

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Causes

Common causes of a runny nose include:

Infectious Causes: There are various ...

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Causes of Runny Nose

Non-allergic rhinitis Not all cases of rhinitis are caused by an allergic reaction. Some cases are the result of:

  • an infection, such as the common cold
  • oversensitive blood vessels in the nose
  • overuse of nasal decongestants

This type of rhinitis ...1

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Causes List for Runny Nose

Possible causes of Runny Nose (or similar symptoms) may include:2

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References

  1. Source: NHS Choices UK: nhs.uk/ conditions/ allergic-rhinitis/ 
  2. Source: Algorithmically Generated List

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Note: This site is for informational purposes only and is not medical advice. See your doctor or other qualified medical professional for all your medical needs.