What are the causes of constant runny nose?

Written by eric smith
  • Share
  • Tweet
  • Share
  • Email

A runny nose is a condition that causes excessive amounts of mucous or fluid to run out of a person's nose or down his throat. A constant runny nose may be a symptom of a serious illness or a simple annoyance.

Other People Are Reading


According to Mayo Clinic, sinusitis, the common cold or influenza may cause a runny nose. Chickenpox, whooping cough and other infectious diseases can also cause a patient to develop a runny nose.


A constant runny nose can be a sign of an allergic reaction to pollen, dust or other airborne allergens.


Tobacco smoke, air pollution and other airborne irritants can lead to the development of a continuous runny nose.

Other Causes

You may have a runny nose when eating unusually spicy foods. Stress, drug addiction and cold temperatures can increase the likelihood of developing a constant runny nose.

When to See a Doctor

You should see a doctor if a runny nose lasts longer than 10 days, if it is accompanied by a high fever, or if nasal discharge is green, warns Mayo Clinic. A bloody nasal discharge and a persistent clear discharge are also cause to see a doctor

Don't Miss

  • All types
  • Articles
  • Slideshows
  • Videos
  • Most relevant
  • Most popular
  • Most recent

No articles available

No slideshows available

No videos available

By using the eHow.co.uk site, you consent to the use of cookies. For more information, please see our Cookie policy.