Why Does My Nose Continually Run?

Some of the most common causes include allergies, infections, and nasal polyps

. Some other factors that can trigger a constant, clear runny nose include food, medications, and changes in hormones. Most causes of a constant clear runny nose can be treated with OTC medications and home remedies.

Can a constant runny nose be serious?

In rare cases, a runny nose may be a sign of a more serious condition. This could include a tumor, polyps or a foreign body that's lodged in the nasal tissue. It can even be fluid from around your brain, masquerading as mucus.

What does it mean if my nose is running a lot?

Infections — such as the common cold and influenza — allergies and various irritants may all cause a runny nose. Some people have a chronically runny nose for no apparent reason — a condition called nonallergic rhinitis or vasomotor rhinitis.