A sneeze (also known as sternutation) is a semi-autonomous, convulsive expulsion of air from the lungs through the nose and mouth, usually caused by foreign particles irritating the nasal mucosa.

When you sneeze, it removes irritants like dirt, dust and pollen from your nose or throat. It’s your body’s way of getting rid of things that can make you sick or cause inflammation.

Jan 27, 2024 · 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.

Nov 1, 2024 · It helps the body expel infections and irritants. This article looks at different causes of sneezing, tips to relieve sneezing, treating underlying causes, and when to contact a doctor....

Nov 15, 2025 · Sneezing helps expel harmful substances from the nose. Sneezing can be caused by allergies, infections, or dry air. Holding in a sneeze can cause damage to the eardrums or blood …

May 7, 2025 · Understanding the reasons behind sneezing can help you manage and prevent it effectively. Here are 10 common causes and triggers of sneezing: 1. Allergies. One of the most …

When you feel a sneeze coming on, there’s not much you can do to stop it—especially if you’re suffering from a cold or seasonal allergies. And you can’t control how loud you sneeze, try as you might.

Jan 26, 2025 · In short, sneezing is the body’s way of protecting itself by clearing irritants from the nasal passages, helping to prevent potential harm or discomfort. While occasional sneezing is a natural …

Jan 22, 2026 · Understand the vital protective role of the sneeze reflex and the real physical risks of suppressing this powerful biological event.

Definition A sneeze is a sudden, forceful, uncontrolled burst of air through the nose and mouth.