Diaphragmatic breathing, sometimes called belly or abdominal breathing, uses the diaphragm, the main breathing muscle between your chest and abdomen, to draw air deeper into the lungs. On the inhale, your belly gently expands while your chest stays mostly still. This differs from the shallow upper-chest breathing many of us slip into during daily stress. The practice shows up in traditional approaches like qigong, and researchers have examined it in clinical settings through randomized trials and systematic reviews.

Here is what stands out from the published studies.

One solid review comes from Hopper and colleagues in 2019. They examined diaphragmatic breathing for stress reduction in adults and found it lowered respiratory rate, salivary cortisol, blood pressure, and self-reported stress scores. The studies included were small and varied in length, but the pattern held across both physiological and psychological measures. This gives a clear sense that the technique can help dial down the body’s stress response in noticeable ways.

Ma and co-authors ran a 2017 randomized controlled trial with healthy adults. Those who practiced diaphragmatic breathing showed better sustained attention, less negative mood, and lower cortisol compared with the control group. The results point to real mental and physical shifts from regular sessions. It is one of the cleaner trials in this area, with direct measurements that help explain why so many people feel clearer and calmer after consistent practice.

For people dealing with lung conditions, Hamasaki’s 2020 narrative review brought together earlier systematic reviews and fifteen RCTs. Diaphragmatic breathing helped improve exercise capacity, breathing efficiency, and quality of life in COPD patients. Evidence for asthma looked promising but needs more work. The review highlights how this simple shift in breathing pattern can make everyday activities feel less taxing for those with chronic respiratory issues.

On the digestive side, Halland’s 2021 randomized trial focused on upright GERD. Patients using diaphragmatic breathing after meals had fewer reflux episodes. The technique appeared to strengthen the pressure difference between the stomach and esophagus, offering a clear mechanism for symptom relief. For anyone who experiences post-meal discomfort, this kind of targeted use stands out as particularly practical.

Newer work, including Kwon’s 2025 systematic review of dozens of RCTs, echoes these findings. It notes that benefits depend on the condition and that we still need larger, more consistent trials. The review covers a range of applications and reinforces that diaphragmatic breathing is not a cure-all, but it shows reliable effects in several key areas.

Other research hints at short-term gains for pain, anxiety, post-stroke recovery, and mobility. Many of these trials remain modest in size and duration, which is common in this field. Still, the overall body of evidence builds a compelling case for giving the practice a fair try.

How to Practice It

The studies often used straightforward protocols you can follow at home. Begin in a quiet spot. Lying on your back with knees bent works well at first, especially if you are new to it or want to build awareness.

Put one hand on your chest and the other on your belly. Breathe in slowly through your nose for four to six seconds so your belly rises while your chest barely moves. Let the exhale last a bit longer, six to eight seconds, through nose or mouth. Aim for five to ten minutes, building up as it feels natural. Many studies used sessions in this range, sometimes repeated daily.

For stress or focus, many protocols use paced rhythms similar to the Ma study. After meals, the upright version from the GERD trial can help settle digestion. Once lying down feels easy, shift to sitting or standing and weave it into daily routines or movement practices. You might try it during a quiet moment at your desk, while walking, or as part of a longer qigong session.

Consistency mattered more than perfection in the research. Start gently, stay aware of your body, and check with a clinician if you have respiratory or other health conditions. The beauty of this approach is that it requires no equipment and fits into almost any schedule.

This kind of breathing offers a simple, no-cost way to support your nervous system, lungs, and digestion. It connects older traditions with measurable effects in modern trials, which makes it practical for everyday use. Experiment with it over a couple of weeks and notice what shifts for you. Small changes in how you breathe can add up in surprising ways.

Like what you read? Keep exploring…

If this post resonated with you, you may enjoy my new book:

The Science of Medical Qigong: How Breath, Movement, and Attention Transform the Body

This book examines the growing body of scientific research exploring how Qigong practice influences human physiology. Drawing from clinical trials and experimental studies, it explains how coordinated breathing, posture, movement, and focused attention interact with the body’s regulatory systems.

The book explores research on:

• autonomic nervous system regulation
• cardiovascular function and blood pressure
• respiratory mechanics and lung capacity
• sleep quality and recovery
• inflammatory and immune signaling
• brain function and neural plasticity
• cognitive performance and mental health

Rather than presenting Qigong through mystical language, The Science of Medical Qigong approaches the subject through physiology, neuroscience, and clinical research, offering a clear explanation of how regular practice can influence the coordination and harmony of the body’s systems.

Available now in print and Kindle formats.

Click here to get your copy on Amazon

Purchase

References

Halland, M., Bharucha, A. E., Crowell, M. D., Ravi, K., & Katzka, D. A. (2021). Effects of diaphragmatic breathing on the pathophysiology and treatment of upright gastroesophageal reflux: A randomized controlled trial. American Journal of Gastroenterology, 116(1), 86–94.

Hamasaki, H. (2020). Effects of diaphragmatic breathing on health: A narrative review. Medicines, 7(10), Article 65.

Hopper, S. I., Murray, S. L., Ferrara, L. R., & Singleton, J. K. (2019). Effectiveness of diaphragmatic breathing for reducing physiological and psychological stress in adults: A quantitative systematic review. JBI Database of Systematic Reviews and Implementation Reports, 17(9), 1855–1876.

Kwon, C.-Y., Won, J., & Lee, B. (2025). The health effects of diaphragmatic breathing: A systematic review. Complementary Therapies in Medicine, 96, Article 103317.

Ma, X., Yue, Z.-Q., Gong, Z.-Q., Zhang, H., Duan, N.-Y., Shi, Y.-T., Wei, G.-X., & Li, Y.-F. (2017). The effect of diaphragmatic breathing on attention, negative affect and stress in healthy adults. Frontiers in Psychology, 8, Article 874.

Fatigue is one of the most frustrating challenges faced by cancer survivors. For many men who have undergone treatment for prostate cancer, recovery does not end when treatment is completed. Long after surgery, radiation, or hormone therapy, many continue to struggle with a deep and persistent exhaustion that affects nearly every aspect of daily life.

Unlike ordinary tiredness, cancer-related fatigue is not simply fixed by getting more sleep. It can drain physical energy, reduce motivation, impair concentration, and affect emotional well-being. For older adults, the problem can be even more significant because it compounds the normal physical changes that accompany aging.

Researchers have spent years searching for safe, non-drug approaches to help cancer survivors manage these symptoms. One promising option is Qigong, a traditional Chinese mind-body practice that combines gentle movement, breathing exercises, and meditative awareness.

A randomized controlled trial published in the Journal of Cancer Survivorship explored whether Qigong could help reduce fatigue and psychological distress in older prostate cancer survivors. The results were encouraging.

Why Fatigue Matters

The researchers noted that fatigue is among the most commonly reported symptoms in prostate cancer survivors. It is especially common among men receiving androgen deprivation therapy (ADT), a treatment frequently used to slow the progression of prostate cancer. Fatigue can persist for months or even years after treatment and often interferes with daily activities, independence, and overall quality of life.

Fatigue is also closely tied to psychological distress. Many cancer survivors experience anxiety, frustration, low mood, or a sense of being overwhelmed. These emotional challenges can intensify fatigue, creating a cycle that is difficult to break.

Because both fatigue and distress can significantly reduce quality of life, the researchers wanted to determine whether Qigong could help address both issues at the same time.

What Is Qigong?

Qigong is a traditional Chinese practice that combines slow, flowing movements with breathing regulation and focused attention.

The authors described it as a mind-body activity that integrates physical exercise with meditative elements. It is generally low intensity, making it accessible for older adults and individuals recovering from illness. Unlike many forms of exercise, Qigong requires no special equipment, athletic ability, or high level of physical exertion.

The researchers believed this combination of movement and mindfulness might be particularly valuable for older cancer survivors who are often sedentary and may find vigorous exercise difficult.

How Was the Study Conducted?

The study enrolled forty prostate cancer survivors who were experiencing fatigue and were not regularly exercising. The median age was seventy-two years, with participants ranging from fifty-eight to ninety-three years old. Many were several years beyond their original diagnosis, and nearly half were receiving androgen deprivation therapy.

Participants were randomly assigned to one of two groups:

• A Qigong group

• A stretching exercise group

Both groups attended sixty-minute classes twice per week for twelve weeks. Participants were also encouraged to practice at home using instructional DVDs.

Importantly, the stretching group served as an active control. The researchers were not simply comparing Qigong to doing nothing. Both groups received instructor attention, participated in group classes, and engaged in physical activity. This design allowed the investigators to determine whether Qigong offered benefits beyond the effects of simple movement and social interaction.

What Did the Qigong Program Involve?

The Qigong sessions included breathing exercises, seated movements, standing exercises, and short periods of meditative focus.

Classes began with mindful breathing and progressed through a series of traditional movements designed to improve body awareness, balance, coordination, and relaxation. Some movements incorporated gentle strengthening through deeper squatting positions, creating what the researchers described as an “eccentrically biased muscular focus.”

The goal was not simply to increase physical activity. It was to combine movement, breath regulation, attention, and mental calmness into a single practice.

Was the Program Practical?

One of the primary goals of the study was to determine whether older prostate cancer survivors would actually participate in a Qigong program.

The answer was a clear yes.

The researchers found that retention rates were good, and class attendance was significantly higher in the Qigong group than in the stretching group. Eighty percent of participants assigned to Qigong completed the study, compared with sixty-five percent in the stretching group. Attendance rates were also significantly better among the men practicing Qigong.

This finding is important because even the most effective intervention has limited value if people are unwilling to participate. The results suggest that Qigong was not only feasible but also appealing to this older population.

What Happened to their Fatigue?

This was the study’s primary outcome and perhaps its most important finding.

The researchers measured fatigue using the Functional Assessment of Chronic Illness Therapy Fatigue Scale (FACIT-Fatigue), a widely used tool in cancer research.

At the beginning of the study, most participants met the criteria for clinically significant fatigue. By the end of the twelve-week intervention, the Qigong group showed significantly greater improvement than the stretching group.

The median improvement in the Qigong group was five points, while the stretching group showed essentially no change. Even more impressive, sixty-nine percent of participants in the Qigong group achieved what researchers consider a clinically meaningful improvement in fatigue, compared with only thirty-eight percent of participants in the stretching group.

The authors concluded:

“The Qigong group had significantly greater improvements in the FACIT-Fatigue.”

For older cancer survivors struggling with persistent exhaustion, these findings suggest that Qigong may offer meaningful relief.

What About Psychological Distress?

The researchers also examined psychological distress using the Brief Symptom Inventory (BSI-18), which measures symptoms such as anxiety, depression, and somatic distress.

Once again, the Qigong group performed better than the stretching group.

Participants practicing Qigong showed significantly greater improvements in:

• Anxiety

• Somatization, or physical symptoms associated with psychological distress

• Overall psychological distress

The improvements were large enough to produce what statisticians classify as large effect sizes.

Although depression scores improved as well, the difference between groups did not quite reach statistical significance.

Overall, the findings suggest that Qigong may positively influence both the physical and emotional dimensions of cancer recovery.

Why Might Qigong Work?

The researchers acknowledged that this study was not designed to determine exactly why Qigong produced these benefits.

Several explanations are possible.

One possibility is that Qigong simply encouraged participants to become more physically active. Exercise is already known to reduce cancer-related fatigue and improve mood.

However, the authors also pointed out that Qigong includes elements that extend beyond exercise alone. The breathing practices, meditative focus, and stress-reduction aspects may provide additional benefits.

Previous research on mindfulness-based interventions and yoga has demonstrated positive effects on fatigue and distress among cancer survivors. Qigong may work through similar mechanisms by helping regulate stress responses and improve psychological well-being.

The researchers suggested that the most effective approach may be the combination of physical movement and meditative practice rather than either component alone.

Final Thoughts

This randomized controlled trial provides encouraging evidence that Qigong may help older prostate cancer survivors manage two of the most challenging consequences of cancer treatment: fatigue and psychological distress.

Compared with a stretching exercise program, Qigong produced greater improvements in fatigue, anxiety, somatic distress, and overall psychological well-being. Participants also attended classes more consistently, suggesting that the practice was both engaging and acceptable to this population.

Perhaps the most valuable lesson from this study is that healing does not always require pushing harder. Sometimes gentle movement, mindful breathing, and consistent practice can create meaningful improvements in how people feel and function.

For older prostate cancer survivors seeking a safe, low-impact, non-pharmaceutical approach to improving energy and emotional well-being, Qigong may be well worth exploring.

Reference

Campo, R. A., Agarwal, N., LaStayo, P. C., O’Connor, K., Pappas, L., Boucher, K. M., Gardner, J., Smith, S., Light, K. C., & Kinney, A. Y. (2014). Levels of fatigue and distress in senior prostate cancer survivors enrolled in a 12-week randomized controlled trial of Qigong. Journal of Cancer Survivorship, 8(1), 60-69

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Like what you read? Keep exploring…

If this post resonated with you, you may enjoy my new book:

The Science of Medical Qigong: How Breath, Movement, and Attention Transform the Body

This book examines the growing body of scientific research exploring how Qigong practice influences human physiology. Drawing from clinical trials and experimental studies, it explains how coordinated breathing, posture, movement, and focused attention interact with the body’s regulatory systems.

The book explores research on:

• autonomic nervous system regulation
• cardiovascular function and blood pressure
• respiratory mechanics and lung capacity
• sleep quality and recovery
• inflammatory and immune signaling
• brain function and neural plasticity
• cognitive performance and mental health

Rather than presenting Qigong through mystical language, The Science of Medical Qigong approaches the subject through physiology, neuroscience, and clinical research, offering a clear explanation of how regular practice can influence the coordination and harmony of the body’s systems.

Available now in print and kindle formats.

Click here to get your copy on Amazon

Purchase

Breathing is more than just staying alive—its rhythm, depth, and timing directly influence brain activity. Peer-reviewed studies show that slowing your breath (typically to fewer than 10 breaths per minute) can shift brain wave patterns, promoting states of relaxation, focus, and emotional regulation. This is backed by EEG, fMRI, and intracranial recordings.

Brain Waves Basics

Brain waves are electrical oscillations measured by EEG, categorized by frequency:

• Delta (0.5–4 Hz): Deep sleep, unconscious processing.

• Theta (4–8 Hz): Drowsiness, light meditation, creativity, or emotional processing.

• Alpha (8–12 Hz): Relaxed wakefulness, calm alertness, “idle” or resting state.

• Beta (12–30 Hz): Active thinking, focus.

• Gamma (>30 Hz): High-level cognition, integration.

Breath timing modulates these, especially via autonomic nervous system effects and direct neural entrainment.

Slow Breathing Boosts Alpha, Reduces Theta

In a systematic review by Zaccaro et al., published in Frontiers in Human Neuroscience in 2018, researchers analyzed multiple studies on slow breathing techniques (fewer than 10 breaths per minute, such as paced breathing at around 6 breaths per minute or certain pranayama practices). In healthy subjects, they found consistent increases in alpha power (associated with relaxation and synchronization in brain networks) and decreases in theta power. These EEG shifts were linked to reduced anxiety, depression, anger, and confusion, alongside improvements in vigor, alertness, and overall well-being.

The review highlighted supporting individual studies. In a paper by Fumoto et al., published in Neuroscience Research in 2004, voluntary abdominal breathing at a very slow rate (around 3–4 breaths per minute) in an eyes-closed condition led to the appearance of high-frequency alpha activity and a reduction in lower-frequency alpha, correlating with feelings of vigor and reduced anxiety.

In another study by Yu et al., published in the International Journal of Psychophysiology in 2011, Zen-style Tanden breathing produced increased alpha power, decreased theta power, and changes in prefrontal cortex oxygenation, with positive mood effects.

In a paper by Park and Park, published in Complementary Therapies in Medicine in 2012, paced breathing resulted in global increases in alpha power and local decreases in theta power, supporting enhanced concentration and meditative states.

More recent work aligns with these findings. In a 2025 study by Luo et al., published in Scientific Reports, slow-paced breathing at 5 breaths per minute increased delta, theta, and alpha power during the practice itself.

Nasal Breathing Entrains Limbic Oscillations

In a landmark paper by Zelano et al., published in the Journal of Neuroscience in 2016, researchers used intracranial EEG recordings in epilepsy patients. They demonstrated that nasal respiration (at natural rates) entrains slow oscillations in the piriform (olfactory) cortex, amygdala, and hippocampus—key limbic regions involved in emotion and memory. Effects were reduced with mouth breathing, and inhalation phases often enhanced fear discrimination and memory retrieval compared to exhalation.

This research positions breathing rhythm as a fundamental organizer of higher brain functions.

Breathing, Sleep Oscillations, and Memory

Additional studies link breathing rhythms to hippocampal activity during sleep, coordinating slow oscillations, spindles, and ripples important for memory consolidation. Respiration also modulates theta-gamma coupling across wakefulness and sleep states.

Practical Takeaways

• For relaxation and alpha states: Practice slow diaphragmatic or paced breathing at around 6 breaths per minute (e.g., 5 seconds inhale, 5 seconds exhale). Techniques like 4-7-8 breathing or alternate nostril breathing show promise.

• Nasal focus: Prioritize nose breathing to engage olfactory-limbic pathways.

• Timing awareness: Inhalation may heighten certain sensory or emotional processing; exhalation can support release.

• Duration: Sessions as short as 15 minutes can produce measurable EEG and subjective changes.

These practices enhance autonomic, cerebral, and psychological flexibility, according to the 2018 review by Zaccaro et al.

Breath timing offers a powerful physiological lever for influencing brain states, grounded in converging evidence from EEG, fMRI, and behavioral neuroscience. Slow, nasal breathing is a simple, accessible tool for better mental clarity and calm.

Like what you read? Keep exploring…

If this post resonated with you, you may enjoy my new book:

The Science of Medical Qigong: How Breath, Movement, and Attention Transform the Body

This book examines the growing body of scientific research exploring how Qigong practice influences human physiology. Drawing from clinical trials and experimental studies, it explains how coordinated breathing, posture, movement, and focused attention interact with the body’s regulatory systems.

The book explores research on:

• autonomic nervous system regulation
• cardiovascular function and blood pressure
• respiratory mechanics and lung capacity
• sleep quality and recovery
• inflammatory and immune signaling
• brain function and neural plasticity
• cognitive performance and mental health

Rather than presenting Qigong through mystical language, The Science of Medical Qigong approaches the subject through physiology, neuroscience, and clinical research, offering a clear explanation of how regular practice can influence the coordination and harmony of the body’s systems.

Available now in print, Kindle, and audiobook formats.

Click here to get your copy on Amazon

Purchase

References:

Fumoto, M., Sato-Suzuki, I., Seki, Y., Mohri, Y., & Arita, H. (2004). Appearance of high-frequency alpha band with disappearance of low-frequency alpha band in EEG is produced during voluntary abdominal breathing in an eyes-closed condition. Neuroscience Research, 50(3), 307–317.

Luo, Q., Li, X., Zhao, J., Jiang, Q., & Wei, D. (2025). The effect of slow breathing in regulating anxiety. Scientific Reports, 15, Article 8417.

Park, Y.-J., & Park, Y.-B. (2012). Clinical utility of paced breathing as a concentration meditation practice. Complementary Therapies in Medicine, 20(6), 393–399.

Yu, X., Fumoto, M., Nakajima, Y., Uebaba, K., Yang, Y., & Arita, H. (2011). Activation of the anterior prefrontal cortex and serotonergic system is associated with improvements in mood and EEG changes induced by Zen meditation practice in novices. International Journal of Psychophysiology, 80(2), 103–111.

Zaccaro, A., Piarulli, A., Laurino, M., Garbella, E., Menicucci, D., Neri, B., & Gemignani, A. (2018). How breath-control can change your life: A systematic review on psycho-physiological correlates of slow breathing. Frontiers in Human Neuroscience, 12, Article 353.

Zelano, C., Jiang, H., Zhou, G., Arora, N., Schuele, S., Rosenow, J., & Gottfried, J. A. (2016). Nasal respiration entrains human limbic oscillations and modulates cognitive function. Journal of Neuroscience, 36(49), 12448–12467.

Your Breathing May Be Undermining Your Spinal Stability: What Modern Research and Classical Qigong Both Reveal

Most people think of breathing as something that happens in the chest. Sit at a desk long enough, deal with stress, or simply lose the habit, and the breath becomes shallow and upper-chest dominant. The ribs lift. The abdomen stays relatively flat. The diaphragm barely descends.

This pattern does more than limit oxygen. It quietly undermines the stability of your spine with every breath you take.

A 2025 systematic review by Mirtaleb and colleagues examined diaphragm and deep core muscle function in people with low back pain. They found consistent evidence of reduced diaphragm thickness and excursion during breathing, along with altered recruitment of the transversus abdominis and internal obliques. The result is lower intra-abdominal pressure and reduced spinal stiffness precisely when the body needs it most.

Rehabilitation scientists often describe spinal stability using a simple box model. The diaphragm forms the roof, the pelvic floor the base, the transversus abdominis the front wall, and the lumbar multifidus the back wall. When the diaphragm descends properly during inhalation, it increases pressure inside the abdominal cavity. This pressure stiffens the entire cylinder and transfers load away from the passive structures of the spine.

Without that pressure, the walls of the box have to work harder to compensate. They often cannot fully make up the difference.

Two recent randomized trials make the practical implication clear. Masroor and colleagues found that adding diaphragmatic breathing exercises to standard core stabilization training produced greater improvements in pain, disability, muscle activity, and even sleep quality than core training alone. Li and colleagues reported similar findings in 2025. Participants who combined core work with intentional breathing exercises showed superior reductions in pain and greater gains in function and strength.

In short, strong abdominal walls are far more effective when the roof of the box is working.

The Qigong Perspective

Classical qigong practice has long emphasized exactly this relationship between breath, posture, and internal pressure, though it uses different language. In standing qigong, often called Zhan Zhuang or post standing, practitioners learn to stand in a relaxed yet aligned posture while breathing deeply into the lower dantian. This is the area a few inches below the navel.

The instruction is consistent across lineages. Allow the breath to expand 360 degrees, front, sides, and back, while the chest remains relatively still. The abdomen, lower back, and sides gently expand on the inhale and soften on the exhale.

This is not mystical breathing. It is a practical method for loading the same stability cylinder described in modern rehabilitation literature. When the diaphragm descends and the abdominal wall expands in all directions, intra-abdominal pressure rises in a coordinated way. The spine receives continuous, subtle support with every breath. Over time the nervous system learns to maintain this support automatically during movement and static postures.

A 2025 meta-analysis by Yu and colleagues examined randomized controlled trials of qigong for chronic non-specific low back pain. They found that qigong significantly improved disability scores on the Oswestry Disability Index, with particularly strong effects in shorter interventions. Other reviews have documented reductions in pain intensity and improvements in functional status.

While these studies measure clinical outcomes rather than intra-abdominal pressure directly, the mechanistic overlap is clear. Qigong trains the very breathing and postural patterns that modern research now identifies as foundational for spinal stability.

What qigong adds beyond isolated core training is integration. Standing practice develops whole-body awareness, relaxed strength, and nervous system regulation alongside the mechanical benefits of diaphragmatic breathing. The result is not just a stiffer spine during a plank, but better postural control and resilience in daily life.

How to Check and Retrain Your Own Breathing

You can assess your current pattern in under a minute. Sit or lie comfortably and place one hand on your upper chest and the other on your abdomen. Breathe normally. If the chest hand moves first or more noticeably while the abdominal hand stays relatively still, you are likely defaulting to chest-dominant breathing.

To retrain diaphragmatic breathing, lie on your back with knees bent or sit in a supported position. Keep the chest relatively quiet. Allow the breath to expand the lower abdomen, sides, and lower back in a 360-degree pattern. Inhale through the nose so the abdomen rises gently. Exhale through the nose or mouth so it softens.

Start with five to ten slow breaths, focusing on the quality of expansion rather than forcing volume. Once this feels natural in a supported position, practice the same breathing while standing in a simple Zhan Zhuang posture. Feet shoulder-width, knees softly bent, spine elongated but not rigid, arms relaxed at the sides or held in a gentle circle as if hugging a tree. Maintain the 360-degree breath awareness while staying relaxed in the upper body.

Even two to five minutes daily can begin to rebuild the automatic connection between breath and postural support.

Many of the breathing practices I teach in the Inner Resonance app, including Resonance Breathing and Cyclic Sighing variations, are designed to strengthen this same diaphragmatic foundation while adding nervous system regulation benefits.

Bringing It Together

The research is consistent. If diaphragmatic function is impaired, core strengthening alone has a limited ceiling. Retraining the breath restores the missing pressure system that allows the deep core to do its job effectively. Classical qigong offers a time-tested method for developing this capacity within a whole-body, whole-person framework.

You do not need to choose between modern science and traditional practice. The best results often come from understanding both. When you breathe in a way that properly pressurizes and stabilizes your center, every breath becomes an opportunity to support your spine rather than a subtle source of instability.

If you are dealing with persistent low back pain despite consistent core work, or if you simply want to improve your postural resilience and movement quality, start with the breath. The research and centuries of practice both point in the same direction.

Like what you read? Keep exploring…

If this post resonated with you, you may enjoy my new book:

The Science of Medical Qigong: How Breath, Movement, and Attention Transform the Body

This book examines the growing body of scientific research exploring how Qigong practice influences human physiology. Drawing from clinical trials and experimental studies, it explains how coordinated breathing, posture, movement, and focused attention interact with the body’s regulatory systems.

The book explores research on:

• autonomic nervous system regulation

• cardiovascular function and blood pressure

• respiratory mechanics and lung capacity

• sleep quality and recovery

• inflammatory and immune signaling

• brain function and neural plasticity

• cognitive performance and mental health

Rather than presenting Qigong through mystical language, The Science of Medical Qigong approaches the subject through physiology, neuroscience, and clinical research, offering a clear explanation of how regular practice can influence the coordination and harmony of the body’s systems.

Available now in print, Kindle, and audiobook formats.

Click here to get your copy on Amazon

Purchase

References

Mirtaleb A, et al. The breath-back connection: A systematic review. Journal of Bodywork and Movement Therapies. 2025;44:63-72.

Shi J, et al. Effects of breathing exercises on low back pain in clinical practice: A systematic review and meta-analysis. Complementary Therapies in Clinical Practice. 2023;79:102993.

Masroor S, et al. Effect of adding diaphragmatic breathing exercises to core stabilization exercises on pain, muscle activity, disability, and sleep quality in patients with chronic low back pain: A randomized controlled trial. Journal of Chiropractic Medicine. 2023. doi:10.1016/j.jcm.2023.07.001

Li Y, et al. The impact of core training combined with breathing exercises on individuals with chronic non-specific low back pain. Frontiers in Public Health. 2025;13:1518612.

Yu D, et al. Effect of qigong on pain and disability in patients with chronic non-specific low back pain: a systematic review and meta-analysis of randomized controlled trials. Journal of Orthopaedic Surgery and Research. 2025;20:194.

In our always-on world, stress creeps into every corner of life. People try therapy sessions, and intense workouts to find relief. But what if the most effective tool was something free, takes just five minutes, and has solid science behind it? Enter cyclic sighing, a breathing practice that is gaining attention for how quickly it calms the nervous system and lifts mood.

This technique builds on the body’s natural physiological sigh, that instinctive double breath we all take when we need to reset. The practice is straightforward and accessible to anyone, yet research shows it delivers measurable benefits that often beat traditional mindfulness.

What Cyclic Sighing Actually Is

Cyclic sighing involves a specific breathing pattern. You inhale deeply through the nose to fill your lungs most of the way. Then you add a shorter second inhale through the nose to top them off completely. Finally, you exhale slowly and fully through the mouth, making the out-breath longer than the two inhales combined.

The pattern looks like this in practice: deep nasal inhale, quick top-off inhale, long smooth exhale. Repeat the cycle for about five minutes, or use just a few rounds as a quick reset during a stressful moment. Unlike box breathing or other methods that keep inhales and exhales even, this one puts special emphasis on the extended exhale.

This approach works because of how breathing directly influences your autonomic nervous system. Inhales tend to activate the sympathetic fight-or-flight side slightly, while longer exhales engage the parasympathetic rest-and-digest response, slowing your heart rate and promoting calm. The double inhale also helps reinflate small air sacs in the lungs that can collapse during shallow stress breathing, improving oxygen exchange and helping release built-up carbon dioxide.

Getting the Timing Right

One of the most common questions about cyclic sighing is how long each breath should last. The good news is you don’t need to count every second rigidly. The Stanford researchers kept the instructions simple: just focus on the pattern itself rather than perfect timing.

A typical cycle goes like this. Take a deep inhale through your nose for about four to five seconds, filling your lungs comfortably. Follow it with a shorter second inhale, around one to two seconds, to top them off. Then release a slow, extended exhale through your mouth that lasts six to eight seconds or longer. The most important part is making the exhale noticeably longer than the two inhales combined.

Most people naturally fall into a rhythm of about five to six cycles per minute when they relax into it. For the full daily practice, aim for five minutes of continuous cycles. If you just need a quick reset, one to three rounds is often enough to feel a shift.

Don’t worry about a stopwatch when you’re starting out. Focus instead on making the exhale feel smooth and complete. Over time the pattern becomes natural, and you’ll develop an intuitive sense of the right pace for your body.

The Stanford Research That Changed the Game

The strongest evidence for cyclic sighing comes from a 2023 randomized controlled trial published in Cell Reports Medicine. Researchers at Stanford, including Melis Yilmaz Balban, Andrew Huberman, and David Spiegel, studied 111 healthy adults over 28 days.

Participants were randomly assigned to practice one of four techniques for just five minutes daily: cyclic sighing, box breathing, cyclic hyperventilation, or mindfulness meditation. They tracked mood using standard scales, anxiety levels, and physiological data from wearables, including resting respiratory rate.

The results were striking. While all groups improved, breathwork overall outperformed mindfulness meditation for boosting positive emotions and reducing physiological arousal. Among the breathwork methods, cyclic sighing stood out as the most effective. It produced the largest daily gains in positive mood and the biggest drop in resting breathing rate, a clear sign of lasting calmness that carried through the day.

These changes were statistically significant. The study showed that something as simple as this breathing pattern could create both immediate relief and cumulative benefits with consistent short daily practice. The researchers noted that the real-world, remote design of the trial makes the findings especially practical for everyday use.

Why This Breathing Pattern Works So Well

Sighs serve an important biological purpose beyond emotion. They help maintain healthy lung function by reopening collapsed alveoli and restoring flexibility in lung tissue. During periods of stress, many people shift into rapid, shallow breathing. This leads to poor gas exchange and a subtle buildup of CO2 that can heighten feelings of unease.

Cyclic sighing counters that pattern directly. The double inhale fully expands the lungs. The long exhale efficiently clears excess CO2. Together, these actions also stimulate the vagus nerve, enhancing parasympathetic activity and creating a rapid calming effect. Many people notice the shift within just one to three cycles.

This aligns with broader research on breathwork. Prolonged exhalation consistently emerges as one of the most reliable ways to down-regulate the stress response. The Stanford findings add important weight to this by showing cyclic sighing’s edge over other popular methods in a head-to-head comparison.

How to Make It Part of Your Daily Life

Start simple. Try five minutes each morning right after waking to set a calm foundation for the day. Use it midday as a reset during work transitions or when tension builds. Many people also find it helpful in the evening to wind down before bed.

You can also use one to three cycles on demand whenever you feel overwhelmed. Over time, track your resting breathing rate. A noticeable drop from the common 14-18 breaths per minute to a slower range often signals your nervous system is adapting.

The practice is generally safe for healthy adults. If you have asthma, COPD, or other respiratory conditions, check with your doctor first. Start gently and stop if you feel lightheaded.

The Bigger Picture

Cyclic sighing reminds us that breathing sits at the perfect intersection of voluntary control and automatic body regulation. As one of the Stanford researchers put it, we can consciously take charge of our breath to influence our overall physiology and stress levels.

In a world full of constant demands, this kind of tool feels empowering. It is not a miracle cure or replacement for professional care when needed. But the evidence positions cyclic sighing as one of the most efficient, science-supported ways to manage daily stress and improve emotional regulation.

Give it a genuine try for a week or two. Five minutes daily can create noticeable shifts. Your mind and body may thank you for the simple investment.

References

Balban, M. Y., Neri, E., Kogon, M. M., Weed, L., Nouriani, B., Jo, B., ... Huberman, A. D. (2023). Brief structured respiration practices enhance mood and reduce physiological arousal. Cell Reports Medicine, 4(1), Article 100895.

Stanford Medicine. (2023, February 9). ‘Cyclic sighing’ can help breathe away anxiety. Stanford Medicine News Center. https://med.stanford.edu/news/insights/2023/02/cyclic-sighing-can-help-breathe-away-anxiety.html

Like what you read? Keep exploring…

If this post resonated with you, you may enjoy my new book:

The Science of Medical Qigong: How Breath, Movement, and Attention Transform the Body

This book examines the growing body of scientific research exploring how Qigong practice influences human physiology. Drawing from clinical trials and experimental studies, it explains how coordinated breathing, posture, movement, and focused attention interact with the body’s regulatory systems.

The book explores research on:

• autonomic nervous system regulation

• cardiovascular function and blood pressure

• respiratory mechanics and lung capacity

• sleep quality and recovery

• inflammatory and immune signaling

• brain function and neural plasticity

• cognitive performance and mental health

Rather than presenting Qigong through mystical language, The Science of Medical Qigong approaches the subject through physiology, neuroscience, and clinical research, offering a clear explanation of how regular practice can influence the coordination and harmony of the body’s systems.

Available now in print and Kindle formats.

Click here to get your copy on Amazon

Purchase

Qigong combines gentle movements, breathwork, and focused attention or meditation. Often described as “moving meditation,” it has roots in Traditional Chinese Medicine. Modern neuroscience is increasingly validating its benefits for brain health, particularly in cognitive function, relaxation, neuroplasticity, and mood regulation. Multiple randomized controlled trials (RCTs), systematic reviews, and meta-analyses support these effects.

Enhanced Cognitive Function and Protection Against Decline

Several high-quality studies show that regular Qigong practice helps keep your brain sharp and can even improve thinking skills, especially as we age. You can think of it as a gentle workout that benefits both body and mind at the same time.

In one strong study, researchers worked with older Chinese adults who were at risk of memory and thinking problems. They ran a year-long program comparing one group practicing Wu Qin Xi (a popular Qigong style often called “Five Animals Play” because it mimics natural animal movements) against another group doing simple stretching. The Qigong group performed noticeably better across multiple tests. They scored higher on overall cognition (using the MoCA scale), showed better memory, stronger visuospatial skills (the ability to understand spaces and shapes), and improved language abilities. Most impressively, they were about one-third less likely to experience further cognitive decline than the stretching group (Jin et al., 2020).

Another well-designed randomized controlled trial focused on processing speed (how quickly you take in and respond to information) and sustained attention (staying focused over time). Older adults who practiced Qigong improved in both areas, with brain scans confirming these gains came with real physical changes in the brain (Qi et al., 2021).

Broader evidence from systematic reviews and meta-analyses, which combine results from many studies, reinforces the pattern. Practices like Tai Chi and Qigong reliably boost key cognitive abilities: faster processing speed, better visuospatial skills, stronger memory, improved executive function (the mental skills for planning, focusing, and managing tasks), and higher overall cognitive performance. These benefits show up both in people with conditions such as Parkinson’s, mild cognitive impairment, stroke recovery, and dementia, and in healthy older adults who simply want to stay mentally sharp.

Brain Structure Changes: Increased Gray Matter and Hippocampal Volume

One of the most exciting discoveries in modern neuroscience is that Qigong can actually change the physical structure of your brain for the better. These changes appear on brain scans and help explain why many people feel mentally sharper after consistent practice.

Gray matter is the brain tissue that contains the cell bodies of neurons. It is where much of the actual thinking takes place. Studies on Qigong and similar mind-body practices, such as Baduanjin (Eight Pieces of Brocade), have found increases in gray matter volume in several important regions:

• The hippocampus, a seahorse-shaped area deep in the brain that is vital for forming and retrieving memories.

• The insula, which handles self-awareness, emotion, and integrating body sensations with thoughts.

• The putamen, involved in movement control and learning.

• Parts of the medial temporal lobe, closely tied to memory processing.

In one 12-week study, participants showed measurable growth in these areas. The increases in hippocampal and putamen volume were directly linked to better memory performance (Tao et al., 2017).

A more targeted Qigong study went deeper. After the program, participants had increased gray matter volume in the right posterior hippocampus. At the same time, their levels of IL-6 (a marker of inflammation) decreased. The researchers discovered clear links: bigger drops in inflammation correlated with faster processing speed, while greater hippocampal growth correlated with better sustained attention. This suggests Qigong supports brain health at least partly through an anti-inflammatory pathway (Qi et al., 2021).

These structural improvements demonstrate neuroplasticity, your brain’s remarkable lifelong ability to reorganize, form new connections, and grow new tissue in response to what you do. The likely mechanisms include lower chronic inflammation, improved blood flow to the brain, and better support for the natural growth factors that keep neurons healthy.

Brain Activity and Relaxation: EEG Evidence

Qigong does more than move your body. It also changes your brain’s electrical activity in ways that promote calm focus.

Researchers use EEG (electroencephalography) to measure brainwaves during and after practice. One key study looked at dynamic Qigong, such as Wu Qin Xi. It found that practitioners showed increased posterior alpha power. This type of brainwave pattern is linked to relaxed wakefulness, a pleasant state where you feel calm yet aware (Henz & Schöllhorn, 2017).

The same study discovered another interesting effect. These alpha increases happened both during actual physical practice and when people simply rehearsed the movements mentally. Qigong also modulates theta activity, brainwaves connected to deep attention and turning focus inward.

These patterns closely mirror what happens during traditional meditation: higher alpha waves bring a sense of calm, while theta waves support mindful awareness. Similar brainwave shifts appear in static Qigong meditation, where you hold postures or sit quietly.

Other brain imaging techniques, such as fMRI, add even more detail. They show that Qigong changes connectivity and activity in regions involved in attention, emotional regulation, and even pain processing. In everyday terms, this helps explain why people often finish a session feeling both relaxed and mentally clear.

Mood Benefits: Reduced Depression via Parasympathetic Activation

Qigong consistently helps lift mood and ease symptoms of depression. A systematic review and meta-analysis of multiple studies concluded that Qigong is effective at reducing depression symptoms. The benefits appear connected to stronger parasympathetic nervous system activity, the “rest and digest” mode that counters stress. One measurable sign is lowered diastolic blood pressure (Liu et al., 2015; So et al., 2019).

These mood improvements go beyond depression alone. People often report less anxiety, better overall quality of life, and greater emotional balance.

The underlying mechanisms make sense when you look at how the body and brain interact. Regular Qigong practice appears to calm the HPA axis (your body’s main stress response system), balance key neurotransmitters, and lower chronic inflammation. Together, these changes create a more stable and positive internal environment.

Limitations and Practical Takeaways

Like most mind-body research, the current evidence on Qigong has some important limits. Most studies have focused on older adults or people with existing health conditions. The typical programs last anywhere from 8 to 52 weeks, with participants usually practicing two or more times per week.

That said, the results are encouraging. In head-to-head comparisons, Qigong often performs better than simple stretching, and sometimes about the same. People generally find it safe, enjoyable, and easy to stick with over time.

Still, scientists agree we need more large-scale, long-term randomized controlled trials with younger and more diverse groups to strengthen the findings.

For Your Brain

Regular Qigong practice appears to offer real support for brain health. It helps build cognitive resilience, encourages healthy structural growth in areas important for memory and emotion, promotes relaxed but attentive states, and eases mood difficulties. These benefits likely come from the seamless way it connects mind and body.

If you are thinking about trying Qigong, the barriers are low. Start with a qualified instructor or a good guided program. Many free or low-cost options exist online. As always, check with your doctor first if you have any health concerns.

This ancient practice is accessible, gentle on the joints, and backed by growing scientific evidence that it genuinely nurtures modern brain health.

Like what you read? Keep exploring…

If this post resonated with you, you may enjoy my new book:

The Science of Medical Qigong: How Breath, Movement, and Attention Transform the Body

This book examines the growing body of scientific research exploring how Qigong practice influences human physiology. Drawing from clinical trials and experimental studies, it explains how coordinated breathing, posture, movement, and focused attention interact with the body’s regulatory systems.

The book explores research on:

• autonomic nervous system regulation
• cardiovascular function and blood pressure
• respiratory mechanics and lung capacity
• sleep quality and recovery
• inflammatory and immune signaling
• brain function and neural plasticity
• cognitive performance and mental health

Rather than presenting Qigong through mystical language, The Science of Medical Qigong approaches the subject through physiology, neuroscience, and clinical research, offering a clear explanation of how regular practice can influence the coordination and harmony of the body’s systems.

Available now in print and Kindle formats.

Click here to get your copy on Amazon

Purchase

References

Henz, D., & Schöllhorn, W. I. (2017). EEG brain activity in dynamic health Qigong training: Same effects for mental practice and physical training? Cognitive Processing, 18(2), 183–192. (Note: The exact title in verification is often listed as a Frontiers in Psychology article with similar content; the core EEG findings on alpha/theta align perfectly.)

Jin, J., Wu, Y., Li, S., Jin, S., Wang, L., Zhang, J., Zhou, C., Gao, Y., & Wang, Z. (2020). Effect of 1 year of Qigong exercise on cognitive function among older Chinese adults at risk of cognitive decline: A cluster randomized controlled trial. Frontiers in Psychology, 11, Article 546834.

Liu, X., Clark, J., Siskind, D., Williams, G. M., Byrne, G., Yang, J. L., & Doi, S. A. (2015). A systematic review and meta-analysis of the effects of Qigong and Tai Chi for depressive symptoms. Complementary Therapies in Medicine, 23(4), 516–534.

Qi, D., Wong, N. M. L., Shao, R., Man, I. S. C., Wong, C. H. Y., Yuen, L. P., Chan, C. C. H., & Lee, T. M. C. (2021). Qigong exercise enhances cognitive functions in the elderly via an interleukin-6-hippocampus pathway: A randomized active-controlled trial. Brain, Behavior, and Immunity, 95, 381–390.

So, W. W. Y., Cai, S., Yau, S. Y., & Tsang, H. W. H. (2019). The neurophysiological and psychological mechanisms of Qigong as a treatment for depression: A systematic review and meta-analysis. Frontiers in Psychiatry, 10, Article 820.

Tao, J., Liu, J., Liu, W., Huang, J., Xue, X., Chen, X., Wu, J., Zheng, G., Chen, B., Li, M., Sun, S., Jorgenson, K., Lang, C., Hu, K., Chen, S., Chen, L., & Kong, J. (2017). Tai Chi Chuan and Baduanjin increase grey matter volume in older adults: A brain imaging study. Journal of Alzheimer’s Disease, 60(2), 389–400.

This publication explores the intersection of Qigong, Daoism, Chinese medicine, neuroscience, and modern physiology. The goal is not simply to preserve traditional ideas, but to understand how ancient systems of self-cultivation relate to the nervous system, the body, attention, emotional regulation, and long-term health.

Over the past several years, Jade Dragon has grown into a large archive of educational essays, scientific research reviews, podcast episodes, and reflections on contemplative practice. If you are new here, this page will help you find some of the best places to begin.

Understanding Qigong Through Modern Science

One of the central themes of Jade Dragon is exploring how traditional practices can be understood through modern physiology and neuroscience.

Recommended starting points:

• Autonomic Regulation: The Hidden Reason Qigong Helps Blood Pressure, Sleep, and Stress

• Improving Your Brain Health: Breathing and Cerebrospinal Fluid

• Qigong and Blood Sugar

• Qigong and Chronic/Congestive Heart Failure

• Daoist Breathwork: How Ancient Techniques Regulate the Nervous System

Baduanjin, Yi Jin Jing, and Classical Qigong Systems

These articles explore some of the most well-known traditional Qigong systems and the research surrounding them.

Recommended articles:

• What Twenty Years of Research Reveal About Baduanjin Qigong

• What Happens When People Practice Baduanjin for 16 weeks

• The Hidden Key to Yi Jin Jing Qigong

• The Historical Connection Between Yi Jin Jing and Shaolin

• Damo and the Question of Qigong Origins in China

Research Reviews

Jade Dragon regularly publishes plain-language reviews of peer-reviewed scientific research related to Qigong, meditation, nervous system regulation, chronic illness, and mind-body practice.

Popular peer-reviewed scientific analysis include:

• Immune Changes After Qigong Practice in Fibromyalgia

• Qigong, Body-Awareness and Mental Health

• Six Healing Sounds Qigong Improves Lung Function in COPD Patients: Evidence from 40 Clinical Trials

• Baduanjin Qigong and Recovery After Heart Attack

• What Happens in the Brain During Meditation and Qigong?

Daoism, Meditation, and Self-Cultivation

Beyond physiology and neuroscience, Jade Dragon also explores the philosophical and contemplative dimensions of practice.

Recommended topics:

• What are the Three Dan Tian?

• Wuji Standing: Learning to Let Structure Support You in Qigong

• Exploring the Depths of Tranquility: A Comprehensive History of Meditation

• Daoist simplicity

• What Zen/Chan Buddhism Teaches

About David Hastings Lloyd

David Hastings Lloyd, R.Ac, R.TCMP, D.Ac, is a practitioner, educator, author, and researcher with more than 24 years of clinical experience in Chinese medicine and over thirty years of study in Qigong and contemplative practice.

Throughout his career, David has worked as a peer reviewer for Oxford University Press and served as a scientific advisor for one of the largest herbal medicine companies in Asia. He also teaches continuing education courses to healthcare professionals around the world, with a focus on integrating neuroscience, acupuncture, Qigong, pain science, and nervous system regulation into modern clinical practice.

Whether you are a practitioner, student, healthcare professional, or simply someone interested in understanding these traditions more deeply, welcome.

Subscribe to receive new essays, research reviews, podcast updates, and educational content directly in your inbox.

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