Can doing nothing but breathing differently be the next big leap for wellness?
In a time when stress, poor sleep, and respiratory challenges dominate headlines, the power of the breath is quietly regaining scientific attention. Research reveals that how we breathe can directly influence mood, heart health, inflammation, cognition, and perhaps even longevity.
Good breathing is extremely important for overall health, with proven benefits for heart health, inflammation, cognition, and longevity. Proper breathing lowers blood pressure and heart rate, reduces inflammation by improving circulation and blood flow, enhances cognitive function by increasing oxygen to the brain, and can contribute to a longer life by improving cardiorespiratory fitness. Additionally, breathing techniques can help you to calm the mind and lungs through the storm of both asthma and panic attacks.
Heart Health
- Lowers blood pressure and heart rate: Deep, controlled breathing activates the body’s relaxation response, which can widen blood vessels and make it easier for the heart to pump blood.
- Improves blood flow: Deep breathing, especially diaphragmatic breathing, increases blood circulation and helps return blood to the heart.
- Strengthens the heart: Slow, deep breathing acts as an exercise for the heart, as the heart rate increases when you inhale and decreases when you exhale.
Inflammation and Immune Function
- Reduces stress hormones: By calming the nervous system, deep breathing reduces the release of stress hormones, which can have a positive impact on inflammation.
- Enhances immune response: Improved blood flow and reduced stress hormones help the body clear germs and viruses more efficiently.
Cognition
- Increases oxygen to the brain: Proper breathing ensures the brain receives an adequate supply of oxygen, which is crucial for its function.
- Improves focus and reduces anxiety: Focusing on your breath can calm the mind and reduce worries. Specific breathing exercises can activate parts of the brain responsible for regulation and reduce activity in areas associated with fear and stress.
- Boosts cognitive performance: Improving cardiorespiratory fitness through exercises like high-intensity interval training (which involves vigorous breathing) is linked to better cognitive performance and a lower risk of cognitive decline.
Longevity
- Increases cardiorespiratory fitness: Techniques like high-intensity interval training can significantly improve your VO2 max, a key indicator of cardiorespiratory fitness, which is strongly linked to a longer lifespan.
- Supports healthy aging: Studies have shown that improved breathing and cardiorespiratory fitness can help preserve cognitive health and may even reduce age-related brain decline.
- Modulates gene expression: Research indicates that slow, deep breathing can even change gene activity, potentially influencing longevity.
Expert Insight on Breathing Techniques
According to new data and expert insight from Omhale’s Registered Respiratory Therapist and wellness expert Elizabeth Moffett, what was once considered a passive bodily reflex is being reframed as a potent, trainable instrument for health.
Over the last decade, breathing practices once confined to yoga and meditation circles have drawn rigorous clinical and physiological inquiry. Scientists now measure heart rate variability (HRV), respiratory rate, brain wave patterns, and subjective mood to quantify breathing’s effects.
In one remote randomized controlled trial of over 100 participants, three different 5-minute structured breathing exercises were pitted against a matched period of mindfulness meditation. The cyclic sighing variant (long exhale, shorter inhale) produced the strongest mood improvement and respiratory slowing.
Similarly, systematic reviews and meta-analyses confirm that breathwork can reduce psychological stress, though more nuanced work is needed to parse dose, frequency, and specific technique.
Meanwhile, physiological mechanisms provide plausible pathways: slow, controlled breathing enhances vagal (parasympathetic) tone, modulates neural circuits tied to emotion regulation, and may entrain brain rhythms that improve emotional stability.
The problem is that most people rarely consider or train their breath, assuming it “just happens.” Yet modern life, poor posture, chronic stress, and respiratory disease (COPD, asthma, even post-COVID effects) often lead to inefficient or dysfunctional breathing patterns, which can exacerbate anxiety, fatigue, and cardiovascular strain.
“Most of us breathe shallowly, like chest first, without realizing how much that limits oxygen delivery, stresses our autonomic system, and predisposes us to fatigue, anxiety, and lung strain,” says Elizabeth Moffett, RRT, Respiratory Wellness Advocate and COPD expert at Omhale. “By retraining your breath, starting just five minutes a day, you can unlock resilience, clarity, and improved lung function.”
11 Breathing Techniques That Actually Work, Backed by Science
- Cyclic Sighing (emphasis on exhale): Shown to lower stress and stabilize the nervous system by extending the exhalation phase. Ideal for regulating the autonomic nervous system and improving mood.
- Box Breathing (4-4-4-4 pattern): Used by athletes and professionals to sharpen focus and calm the sympathetic “fight or flight” response. Especially effective before presentations, workouts, or stressful tasks.
- Diaphragmatic Breathing (Belly Breathing): Strengthens the diaphragm and increases oxygen delivery to the body, helping lower heart rate and blood pressure. Recommended for people with anxiety, hypertension, or fatigue.
- Pursed Lip Breathing: Keeps airways open longer during exhalation, easing shortness of breath in people with COPD, asthma, or post-COVID respiratory weakness.
- Alternate Nostril Breathing (Nadi Shodhana): Balances the brain hemispheres and encourages calm through nasal airflow control. Supports focus, emotional regulation, and stress reduction.
- 4-7-8 Breathing: Promotes parasympathetic activation and reduces cortisol levels. Often used for insomnia or to unwind before sleep.
- Breath Retention (Kumbhaka): Builds lung capacity and strengthens respiratory muscles. Also enhances CO₂ tolerance, improving endurance for athletes and breath-training enthusiasts.
- Lion’s Breath: Engages the facial muscles, jaw, and throat to release built-up tension and promote circulation. Beneficial for jaw clenching, TMJ, or vocal relaxation.
- 5-Finger Breathing: Combines tactile and respiratory feedback to ground the nervous system. Great for kids or anyone with anxiety or ADHD seeking a quick calming tool.
- Resonant (Coherent) Breathing (~5–6 breaths per minute): Synchronizes heart rate variability (HRV) with breathing rhythm, improving cardiovascular balance and emotional stability.
- Papworth Method: A clinical breathing technique used to retrain chest and diaphragm coordination. Shown to reduce asthma symptoms and improve breathing efficiency in rehabilitation programs.
These techniques can be integrated into daily life, even during breaks, before sleep, during work, or even in short pre-performance routines.
How is Breathing Training Different from Meditation?
Meditation often focuses on the mind, using the breath as an anchor, but breathing protocols actively reshape physiology. You’re not just calming your mind; you’re reprogramming your autonomic balance.”
Moffett explains, “In clinical settings, we see patients with COPD or chronic lung conditions improve their exercise tolerance, reduce dyspnea, and gain confidence by adding structured breathing practice. It’s not a replacement for medical care, but a powerful adjunct.”
Prevalence of Breathwork Use
There is growing interest in breathwork, with searches increasing by 17% in the past year, and many groups, including athletes, use breathing techniques to improve performance and mental health. While a precise number is hard to determine, it is estimated that the global number of practitioners is likely in the millions. For example, the Sudarshan Kriya Yoga program has reached over six million people in 152 countries.
Are There Risks?
Breathwork is generally safe for most people, but certain techniques carry risks, especially for individuals with pre-existing medical or mental health conditions. Potential risks range from temporary physical discomfort to more serious complications in vulnerable populations.
Common, Temporary Side Effects
Intense or rapid breathing techniques, like those used in Holotropic or Wim Hof breathwork, can lead to temporary side effects due to a drop in carbon dioxide (hypocapnia) and changes in oxygen levels in the blood:
- Dizziness and lightheadedness
- Tingling sensations in the extremities or around the mouth (paresthesia)
- Muscle spasms, particularly in the hands or jaw
- Racing or irregular heartbeat
- Blurred vision or ringing in the ears
- Hot flashes or sweating
- Emotional release: Intense crying, laughter, or the surfacing of suppressed memories and trauma, which can be overwhelming for some
These effects usually subside once normal breathing resumes and are generally considered harmless in healthy individuals when practiced with a trained facilitator.
However, certain populations should exercise caution or avoid intense breathwork practices altogether, and they should consult a healthcare professional first. This can include, but is not limited to, those with cardiovascular and respiratory conditions, those with severe mental illness, those with seizure disorders and epilepsy, and those with glaucoma, a detached retina, osteoporosis, a personal or family history of aneurysms, or recent injury/surgery should be cautious.
Safety Recommendations
To minimize risks:
- Consult your doctor: Always talk to a healthcare provider before starting any new breathwork practice, especially if you have underlying health conditions or are taking medication.
- Seek qualified guidance: Learn and practice under the supervision of a certified, experienced, and trauma-informed facilitator.
- Start slowly: Begin with gentle, slow-paced breathing techniques and avoid advanced methods, like those involving breath holds, in the initial stages.
- Listen to your body: Stop immediately if you experience significant distress, severe pain, or any concerning symptoms, and return to normal, relaxed breathing.
- Ensure a safe environment: Practice in a safe and supportive setting, free from physical hazards, especially during more intense sessions.
“When done gently, nearly all healthy adults can benefit. People with severe cardiac, pulmonary, or neurological conditions should consult their physician first. Start slow, listen to your body, and when in doubt, scale back,” she adds.
This article was written at the WHN News Desk in collaboration with Karstine Parker on behalf of Elizabeth Moffer, RRT, Respiratory Wellness Advocate at Omhale. Whether you’re managing a chronic respiratory condition or finishing a marathon, they are dedicated to helping you breathe your way to being a better you.
As with anything you read on the internet, this article should not be construed as medical advice; please talk to your doctor or primary care provider before changing your wellness routine. WHN neither agrees nor disagrees with any of the materials posted. This article is not intended to provide a medical diagnosis, recommendation, treatment, or endorsement. Additionally, it is not intended to malign any religion, ethnic group, club, organization, company, individual, or anyone or anything. These statements have not been evaluated by the Food and Drug Administration.
