Does nose breathing affect the sinuses?

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The nostrils and sinuses filter and warm the air going into the lungs. Breathing through the mouth bypasses this function. The sinuses produce nitric oxide (NO) which is a pollutant but harmful to bacteria in small doses.

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Is Nose breathing more beneficial than Mouth breathing?
How does Nose breathing affect the Lungs?
How is breathing regulated?
How is the brain affected by mouth breathing?
Does nose breathing modulate the rate for the better?
Does nose breathing affect the sinuses?
Is it true that mouth breathing affects hydration?
How do the nostrils affect breathing?
Is the sense of smell affected by nose breathing?
Is mouth breathing the cause of snoring?
How does mouth breathing affect my sleep?
Is Oxygen intake affected by nose breathing?
Is lung ventilation affected by mouth breathing?
Is there any connection between body temperature and how I breathe?
Is lung movement affected by nose breathing?
Is there a connection between awake and sleeping hours if I am a nose breather?
I am prone to Colds. Could there be a connection with my mouth breathing?
Conclusion:

Does nose breathing affect the sinuses?

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