Should You Breathe Through Your Mouth or Your Nose?
Find the truth about questions that pique your curiosity in our new series, “The Short Answer.” Pulmonary medicine specialist Jason Turowski, MD, answers this one.
A: We are designed to breathe through our noses from birth — it’s the way humans have evolved. Unless you have an obstruction (like a deviated septum or chronic rhinitis), both your nasal passageways will warm, humidify, filter and direct airflow down into your lungs.
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You can overcome resistance to this flow by mouth-breathing. But that cancels many of the benefits the nose affords. For example, winter runners who breathe deeply through their noses get warmed, filtered air without sending a chill to their lungs.
— Pulmonary medicine specialist Jason Turowski, MD
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