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  • Writer's pictureDr. Nathan Servey DC

The Power of Nose Breathing: 10 Benefits You Should Know

Breathing is an essential function of our bodies, providing oxygen to our cells and removing waste products. We do it all day, but have you ever considered the way you breathe? While mouth breathing is common, especially during physical exertion, there can be harmful effects from primary mouth breathing. Nose breathing on the other hand has several important health benefits. In this blog post, we'll explore the ten significant advantages of nose breathing over mouth breathing.

1. More Oxygen: Breathing through our nose helps filter, humidify, and regulate air temperature before it reaches the lungs. This allows for better oxygen absorption into our cells and improve overall oxygenation in the body.

2. Improved Lung Function: Nasal breathing encourages diaphragmatic breathing, which allows for deeper breaths, better lung expansion, and increased oxygen exchange in the lungs. Diaphragmatic breathing also strengthens the respiratory muscles and helps with digestive function.

3. Enhanced Nitric Oxide Production: Nasal breathing facilitates the release of nitric oxide, a beneficial gas that supports blood circulation, reduces blood pressure, and enhances overall cardiovascular health.

4. Less Allergens and Immune Responses: The nose's structure and hairs help filter out pollutants, allergens, and pathogens, reducing the risk of respiratory infections and allergies.

5. Less Dry Air Irritation: Breathing through the nose aids in humidifying the air, preventing dryness and irritation in the respiratory system, particularly during cold weather or in dry environments.

6. Balanced CO2 Levels: Nose breathing promotes a balanced exchange of oxygen and carbon dioxide, optimizing CO2 levels in the bloodstream. This helps maintain the body's pH balance and supports overall respiratory function.

7. Improved Focus and Relaxation: Nasal breathing activates the parasympathetic nervous system, triggering a relaxation response and reducing stress. It can enhance focus, concentration, and mental clarity.

8. Better Sleep Quality: Nose breathing is especially beneficial during sleep as it ensures optimal oxygenation and can reduce snoring, sleep apnea, and disruptions during the night.

9. Dental Health: Breathing through the nose contributes to oral health by preventing dry mouth, reducing the risk of cavities, and promoting proper tongue posture, which aligns the teeth and supports proper swallowing.

10. Facial Development and Posture: Nasal breathing facilitates correct tongue and jaw positioning, aiding in optimal facial development, preventing orthodontic issues, and improving overall posture.


It's estimated that a majority of US adults are primarily mouth breathing, which can have negative health consequences. Consciously practicing nose breathing can unlock a myriad of health benefits. From improved oxygenation and lung function to enhanced relaxation and dental health, the advantages are significant. Incorporating nose breathing into your daily life, whether during exercise, sleep, or moments of stress, can lead to a healthier, more balanced lifestyle. So, take a deep breath in through your nose, feel the air energize your body, and experience the transformative power of this simple yet powerful act.

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