eli5: Why saline water works better than blowing your nose?

Question

So people claim that saline water helps with allergy, although when pollen enter the nose, sneezing and blowing the nose is expected anyways, however they still claim that saline water is what would work! Why cleaning the nose is different than blowing it?

In: 1

Answer 1

Something about the saline water breaks up the mucus and helps it so that when you blow your nose after you get more, especially if your nose is dry like from after sleeping.