By Connor - Assistant Coach
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May 23, 2024
Breathe Better, Perform Better: The Benefits of Nasal Breathing Are you ready to unlock your full potential and elevate your performance to new heights? It's time to embrace the power of nasal breathing and experience its transformative benefits for yourself. Whether you're an athlete looking to enhance your endurance or simply someone seeking to improve overall well-being, nasal breathing is your key to success. "The difference between the impossible and the possible lies in a person’s determination." – Tommy Lasorda Nasal breathing has a valuable place within training programs, fitting well into polarized and pyramidal training structures, especially on easier training days. Before incorporating nasal breathing into your day-to-day training, it's important to address chronic mouth breathing if it's an issue for you. If you find yourself mouth breathing at rest, while sleeping, or experiencing snoring or sleep apnea, this habit needs correction. Fortunately, this can be improved with mindful practice and the use of mouth tape. Many people feel anxious about the idea of taping their mouths shut while sleeping, fearing they won't be able to breathe. However, your body and brain will not allow you to sleep without breathing; it is literally impossible. By taping your mouth, you can retrain yourself to breathe through your nose as intended. Mouth breathing during sleep can cause various disturbances, including biochemical, physiological, and immunological issues. Biochemically and physiologically, mouth breathing can lead to lower oxygen absorption (chronic hypoxemia), increased CO2 concentration (hypercapnia), and a shift towards respiratory acidosis. It also results in increased water loss and decreased energy. Additionally, mouth breathing can disrupt sleep patterns, decreasing immune defense cells and increasing oxidative stress. This negatively impacts physical performance and the recovery process after workouts. It's no surprise that we're seeing more top-level athletes using mouth tape while sleeping and even training to force nasal breathing. Notable examples include the number one ranked woman in tennis, Iga Świątek, and one of the world's best footballers, Erling Haaland. Interestingly, there's also the Tarahumara tribe from Mexico's Copper Mountains, made famous by the book "Born to Run." These remarkable athletes have participated in some of the most challenging ultra-marathon events, often outperforming professional athletes (McDougall, 2009). For instance, in the Leadville 100, they not only set course records but did so wearing homemade sandals fashioned from rubber tires. In 1971, physiologist Dale Groom conducted cardiovascular tests on Tarahumara adults and concluded in his journal that "probably not since the days of ancient Spartans have a people achieved such a high state of physical conditioning." The tests revealed that these athletes, who always practiced nasal breathing during their five-hour races, experienced a drop in blood pressure and maintained an average heart rate of just 130 beats per minute while running eight-minute miles. Most impressively, the Tarahumara showed barely any signs of fatigue even after running 50 miles. To add my own experience and perspective before discussing the benefits of nasal breathing in more detail, I completed a 250km ultra-marathon through the Wadi Rum Desert in Jordan, solely using nasal breathing. Despite battling temperatures close to 40 degrees Celsius, I managed to finish around the top 20 overall and in the top 3 of my age group. One of the most significant takeaways for me was the consistent feedback from other competitors and medical staff, who noted that my vitals looked exceptionally good. In my mind, this was a bigger win than pushing myself to the limit. It's important to mention that I had been practicing nasal breathing during my runs for a few years leading up to this race. This personal experience highlights the benefits of nasal breathing, which I will now discuss in more detail. For a long time, traditional knowledge suggested that CO2 was merely a waste product that our body didn't need. However, this is far from the truth. While it might seem logical to think that increasing performance requires more oxygen in the body, the key is actually to maximize the efficiency of oxygenation—how much oxygen is being transferred into the muscle tissues that need it to perform optimally. At any given time, whether at rest or during exercise, our blood oxygen levels typically range from 95-99%, indicating that oxygen levels are not the issue. Breathing in more oxygen doesn't necessarily make a difference. What we actually need is more CO2, as it is essential for the oxygenation of cells. CO2 acts as the catalyst for detaching oxygen from hemoglobin within red blood cells. When we mouth breathe, we expel too much CO2, which we could otherwise utilize. By using nasal breathing, our CO2 levels increase, facilitating more efficient oxygenation. This leads to improved aerobic capacity (VO2 max), reduced breathlessness, and enhanced athletic performance. What is crucial to understand, and what serves as an excellent starting point for nasal breathing, is that the way we breathe during sleep and rest significantly impacts our performance during physical activity. Improving and utilizing nasal breathing during these periods can enhance our bodies' tolerance to CO2. For many, years of mouth breathing have lowered the set point of CO2 tolerance. Benefits of Nasal Breathing: 1. Air Filtration and Humidification: Your nose is filled with tiny hairs called cilia, which humidify the air you breathe in and remove dangerous particles before they enter your lungs—up to 20 billion particles a day (Proctor, 1982). This natural filtration system is crucial for protecting your respiratory system from harmful pollutants and allergens. Therefore, it’s important not to remove nose hair, as doing so can compromise this protective mechanism. 2. Enhanced Oxygenation: Research shows that nasal breathing can improve oxygenation by 10-20% compared to mouth breathing. This is because it facilitates more efficient oxygen transfer into muscle tissues (Nestor, 2020). 3. Reduced Stress and Overtraining: Nasal breathing encourages a slower, more controlled breathing rate, which reduces stress on the body and helps prevent overtraining (McKeown, 2015). This is particularly beneficial during high-intensity workouts, where maintaining a steady breathing pattern can be challenging. By practicing nasal breathing, you can train your body to handle physical stress more efficiently, ultimately improving your endurance and performance. 4. Nitric Oxide Production: Nasal breathing allows for the production of nitric oxide (NO) in the sinuses, which helps protect against airborne viruses, pathogens, and allergens. More importantly, nitric oxide acts as a vasodilator, expanding blood vessels and allowing more oxygen to reach working muscles (Lundberg, Weitzberg, & Gladwin, 2008). 5. Diaphragm Strengthening: Nasal breathing strengthens your diaphragm, which is a crucial muscle for core stability and spinal health (Bordoni & Zanier, 2013). 6. Psychological Advantage: In a world where nasal breathing is becoming rare, it can give you a psychological edge. You become more relaxed and comfortable, and you won't appear tired. If you run past someone who is mouth breathing and struggling, they won't believe they can beat you. Practical Tips for Transitioning to Nasal Breathing Transitioning from mouth breathing to nasal breathing can be challenging, but with consistent practice, it becomes easier. Here are some practical tips to help you get started: 1. Start Slow: Begin by practicing nasal breathing during low-intensity activities like walking or light jogging. Gradually increase the intensity as you become more comfortable. 2. Use Mouth Tape: At night, use mouth tape to encourage nasal breathing. Start with short periods and gradually increase the duration as you get used to it. 3. Practice Breathing Exercises: Try exercises like alternate nostril breathing or diaphragmatic breathing to strengthen your nasal breathing muscles. 4. Stay Hydrated: Keeping your nasal passages moist can make nasal breathing easier. Drink plenty of water throughout the day. 5. Monitor Your Progress: Keep a journal to track your progress and note any improvements in your performance and overall well-being. By incorporating these tips into your daily routine, you can make nasal breathing a natural and beneficial part of your lifestyle. Summary: Nasal breathing offers numerous benefits for physical performance and general health and well-being. It is something everyone should practice. However, like all good things, it requires persistence and discipline. You cannot expect drastic changes immediately. Initially, your runs and performance may slow down compared to mouth breathing. But with time, as you correct your breathing, it will become natural, and all areas of your life will improve. References: - Lundberg, J. O., Weitzberg, E., & Gladwin, M. T. (2008). The nitrate–nitrite–nitric oxide pathway in physiology and therapeutics. Nature Reviews Drug Discovery, 7(2), 156-167. - Nestor, J. (2020). Breath: The New Science of a Lost Art. Riverhead Books. - McKeown, P. (2015). The Oxygen Advantage: Simple, Scientifically Proven Breathing Techniques to Help You. William Morrow Paperbacks. - Kaczorowski, J. M., & Fawcett, J. (2011). The benefits of nasal breathing for exercise. Journal of Sports Medicine and Physical Fitness, 51(2), 251-259. - McDougall, C. (2009). Born to Run: A Hidden Tribe, Superathletes, and the Greatest Race the World Has Never Seen. Knopf. - Bordoni, B., & Zanier, E. (2013). Anatomic connections of the diaphragm: influence of respiration on the body system. Journal of Multidisciplinary Healthcare, 6, 281- If you have any questions about nasal breathing, please feel free to contact us.