Sneezing occurs when there is irritation in the mucus membranes of the nose and throat. A sneeze is simply a sudden, forceful burst of air through the nose and mouth. While it can definitely be annoying, sneezing is rarely a sign of a serious problem. Here is what causes all those achoos:
- Allergies to pollen, mold, dander, and dust (hay fever)
- The common cold or flu.