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Why Do We Sneeze?

Sneezing is a reflex or attempt to get rid of something that gets in your nose, such as germs, dust or pollen. As a result of a signal from the respiratory center in your brain (the medulla oblongata), air comes up from your lungs. The air quickly moves through your nose to clear it, making [...]

Why Do We Snore?

Why Do We Snore?

People sleeping sometimes make a hoarse noise. This is snoring. It is caused by the vocal cords and the soft palate in the back of of the throat vibrating as the sleeping person breathes. It happens most often when the mouth is open because the nasal passages are blocked.