How Does Nasal Drip Affect Your Breath? by Darren Wumoult The nose is used for breathing but it has another important function as well and that is filtering the air that goes into your lungs. It filters out the dust particles, bacteria and other pollutants on a daily basis. This is collected by the fine hair in your nose called cilia and then along with nasal mucus, goes into the back of the throat. In the stomach the bacteria is destroyed by acid. This is a normal bodily function and most peo

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