Sneezing helps get rid of germs, irritants, and allergens from the nose. Hay fever, respiratory illnesses, and air pollutants may all cause sneezing. Sneezing is a normal function of the body and ...

A sneeze happens when something like mucus, a tiny object, or an allergen interacts with skin or the tiny hairs that line your nose. Sneezing is a mechanism your body uses to clear the nose. When ...