Human beings are not merely passive recipients of external chemicals. We carry within us an extraordinary “inner pharmacy” — a dynamic biochemical laboratory governed largely by the endocrine and nervous systems. At every moment, our bodies produce hormones, neurotransmitters, and signaling molecules that influence mood, energy, immunity, inflammation, motivation, and even perception.
Stress hormones like cortisol and adrenaline can mobilize us for action. Endorphins can reduce pain. Oxytocin can deepen connection. Dopamine can enhance motivation and focus. Serotonin can stabilize mood. These substances are not foreign prescriptions; they are internally generated responses to how we live.
The remarkable reality is that we are not powerless in this process. Diet influences blood sugar stability, micronutrient availability, and hormone balance. Breath regulation can directly shift autonomic tone, moving us from sympathetic “fight-or-flight” dominance toward parasympathetic restoration. Thoughts and emotional patterns affect neurochemical cascades. Chronic rumination reinforces stress chemistry, while deliberate cognitive reframing can reduce it. Physical movement alters endocrine output. Sleep restores hormonal rhythms. Even posture and facial expression feed back into neurophysiology.
This does not mean we can will away disease or replace appropriate medical care. Rather, it means we possess meaningful influence over our internal chemistry. By consciously regulating diet, breathing, attention, emotional responses, and behavior, we participate in directing our own biochemistry.
The “inner pharmacy” is always open. The question is not whether chemicals are being dispensed, but which ones — and under what conditions.
Internal practices like tai chi, qigong, and yoga: how slow, deep breathing can enhance rather than hinder oxygen delivery and energy during physically demanding postures. Let me unpack how this works from a Western physiological perspective, while also nodding to the energetic logic behind these practices.
Physiological Mechanisms at Play
1. Low Breathing Rate ≠ Low Oxygen Intake
When breathing frequency is reduced intentionally, it’s usually paired with deeper, more diaphragmatic breaths (also called “belly breathing”).
This increases tidal volume (the amount of air per breath), so although you’re breathing fewer times per minute, you may be getting the same or even more oxygen overall.
Slower breathing also enhances alveolar gas exchange because air stays in the lungs longer, allowing more thorough oxygen and CO₂ exchange.
Normal respiration rate: ~12 to 15 breaths/min (18 or more BPM when stressed) In skilled practice: ~4–6 breaths/min (or less), with full exhalation and longer pause phases
2. Parasympathetic Activation and Efficiency
Slow, conscious breathing activates the parasympathetic nervous system (rest and digest), which:
Slows heart rate
Lowers blood pressure
Enhances vasodilation (better blood flow to extremities)
This reduces physiological tension, allowing the muscles to function more efficiently with less oxygen demand per unit of work.
3. Increased CO₂ Tolerance and Oxygen Utilization
Practices that involve breath retention or very slow breathing increase carbon dioxide (CO₂) tolerance.
Contrary to popular belief, CO₂ is the key signal for oxygen release via the Bohr effect:
Higher CO₂ levels shift hemoglobin to release more O₂ into tissues.
So, by tolerating higher CO₂, you actually increase oxygen delivery where it’s needed, especially in muscles under tension.
4. Improved Circulatory and Lymphatic Flow
Many postures in tai chi, yoga, and qigong involve dynamic tension, twisting, and limb positioning that:
Gently compress and release blood vessels (like a pump)
Aid in venous return (blood going back to the heart)
Enhance lymphatic drainage, helping with detox and immune function
Combined with deep breathing (which changes intra-thoracic pressure), these techniques mimic a second circulatory pump, where the breath and posture work together.
5. Enhanced Proprioception and Motor Control
By slowing breath and motion, practitioners become more aware of subtle muscle activation and joint positioning.
The cerebellum and somatosensory cortex are engaged more deeply, improving neuromuscular efficiency, so less “effort” is needed for the same or better results.
Muscles co-contract (yin-yang balance) with greater harmony, reducing unnecessary energy output.
Energetic and Traditional Viewpoint
From Traditional Chinese Medicine (TCM) or yogic perspectives:
Breath (qi/prana) is not just oxygen; it’s vital energy that nourishes tissues.
Slower breathing “builds” qi rather than expending it.
Holding postures while breathing deeply and slowly opens energy meridians, improves energy flow, and harmonizes internal organs.
In yoga, this aligns with pranayama and bandhas (locks), which store and redirect prana rather than dissipating it.
Summary: Why It Works
Challenge
Physiological Adaptation
Low breath rate under tension
Increased tidal volume, better gas exchange
Increased CO₂
Enhanced oxygen delivery via Bohr effect
Muscle demand
Greater circulatory efficiency, less waste buildup
Nervous system stress
Parasympathetic dominance reduces overexertion
Static/dynamic postures
Lymphatic drainage, better venous return
Breath–movement harmony
Improved motor control, proprioception, energetic alignment
References
Brown, R. P., & Gerbarg, P. L. (2005). Sudarshan Kriya Yogic Breathing in the Treatment of Stress, Anxiety, and Depression: Part II—Clinical Applications and Guidelines. The Journal of Alternative and Complementary Medicine, 11(4), 711–717. https://doi.org/10.1089/acm.2005.11.711
Jerath, R., Edry, J. W., Barnes, V. A., & Jerath, V. (2006). Physiology of long pranayamic breathing: Neural respiratory elements may provide a mechanism that explains how slow deep breathing shifts the autonomic nervous system. Medical Hypotheses, 67(3), 566–571. https://doi.org/10.1016/j.mehy.2006.02.042
Bernardi, L., Gabutti, A., Porta, C., & Spicuzza, L. (2001). Slow breathing reduces chemoreflex response to hypoxia and hypercapnia, and increases baroreflex sensitivity. Journal of Hypertension, 19(12), 2221–2229. https://doi.org/10.1097/00004872-200112000-00016
Streeter, C., Gerbarg, P., Saper, R., Ciraulo, D., & Brown, R. (2012). Effects of yoga on the autonomic nervous system, gamma-aminobutyric-acid, and allostasis in epilepsy, depression, and post-traumatic stress disorder. Medical Hypotheses, 78(5), 571–579. https://doi.org/10.1016/j.mehy.2012.01.021
Lehrer, P. M., & Gevirtz, R. (2014). Heart rate variability biofeedback: how and why does it work? Frontiers in Psychology, 5. https://doi.org/10.3389/fpsyg.2014.00756
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In the world of holistic health, quality sleep is foundational to healing, regeneration, and mental clarity. Yet many people struggle with falling or staying asleep, unaware that their sleeping environment, particularly the temperature, may be working against them. Interestingly, both science and traditional wisdom agree: a cooler room helps the body sleep more deeply. But perhaps more surprising is the fact that a hot shower before bed can actually help you fall asleep faster. How can both be true?
Let’s explore the physiology of thermoregulation, circadian rhythms, and the role of temperature in sleep and what this means for your wellness routine.
Cooler Temperatures Support the Body’s Natural Sleep Rhythms
Human sleep is governed by the circadian rhythm, a 24-hour biological clock that regulates many body functions, including core body temperature. In a healthy cycle:
Core temperature begins to drop in the late evening, signaling the brain to prepare for sleep.
This drop continues through the night, reaching its lowest point around 4 a.m., then rising toward morning wakefulness.
A cooler ambient temperature supports this process, helping initiate and sustain deeper stages of sleep.
In essence, cooling the body acts as a natural signal for the nervous system to wind down. When the room is too warm, the body struggles to release heat, leading to more wakefulness, disrupted REM cycles, and less restorative sleep.
According to research, temperatures between 60–67°F (15–19°C) are optimal for most adults to achieve better sleep efficiency and fewer nighttime awakenings (Kräuchi et al., 2000).
Why a Hot Shower Before Bed Helps – Through Cooling
Here’s where it gets interesting. While cooler environments promote better sleep, a hot shower (or bath) about 1–2 hours before bed has also been shown to help people fall asleep faster. This isn’t a contradiction, it’s physiology in action.
Here’s how it works:
A hot shower raises skin temperature, prompting the blood vessels near the surface (especially in hands, feet, and face) to dilate.
This vasodilation enables the body to shed heat more effectively once you step out of the shower.
As a result, your core body temperature rapidly decreases, mimicking the natural nighttime drop and signaling your brain to initiate sleep.
This process supports the body’s thermoregulation and helps shorten sleep onset latency, the time it takes to fall asleep.
A 2019 meta-analysis found that warm showers or baths taken 1–2 hours before bedtime reduced sleep onset time by up to 10 minutes, especially when combined with a cool sleeping environment (Haghayegh et al., 2019).
Holistic Implications: Sleep as a Ritual of Restoration
From a holistic health perspective, sleep is not merely a pause in activity. It is the body’s most profound period of healing and integration. Optimizing temperature regulation supports:
Melatonin production, which rises as the core temperature drops
Activation of the parasympathetic nervous system, the body’s natural “rest-and-digest” state
Emotional regulation, immune repair, and neurocognitive processing during REM and deep sleep
In this context, a hot shower can become more than hygiene. It can become a pre-sleep ritual, one that invites the body into a state of balance. The transition from warmth (shower) to coolness (bedroom) becomes a symbolic and physiological descent into stillness.
This aligns beautifully with Eastern practices such as Taoist bath meditations and Ayurvedic evening routines (dinacharya), which emphasize gentle warming, grounding, and purification before rest.
Practical Tips for Holistic Sleep Support
If you’re struggling with sleep or just want to deepen your nightly restoration try this:
Take a warm shower (104–109°F / 40–43°C) about 90 minutes before bed.
Use the time to also slow your breathing, quiet your thoughts, and mentally disconnect from the day.
After drying off, transition to a cool, dark room (60–67°F).
Choose natural fiber bedding and avoid artificial light sources or screens.
Consider mindful breathing, gentle stretching, or herbal teas to further activate the parasympathetic nervous system.
Honor the Body’s Rhythms
The human body has an elegant wisdom built into its rhythms. By working with rather than against these cycles, we allow sleep to unfold more naturally. In holistic wellness, small shifts, like adjusting your room temperature or adding a warm shower to your evening routine can have a profound impact on your physical, emotional, and spiritual vitality.
Instead of forcing sleep through stimulants or sedatives, let the body return to its own balance. Honor the descent into stillness and let cool darkness and gentle ritual guide you into healing rest.
References:
Cagnacci, A., Elliott, J. A., & Yen, S. S. (1992). Melatonin: a major regulator of the circadian rhythm of core temperature in humans. The Journal of clinical endocrinology and metabolism, 75(2), 447–452. https://doi.org/10.1210/jcem.75.2.1639946
Haghayegh, S., Khoshnevis, S., Smolensky, M. H., Diller, K. R., & Castriotta, R. J. (2019). Before-bedtime passive body heating by warm shower or bath to improve sleep: A systematic review and meta-analysis. Sleep Medicine Reviews, 46, 124–135. https://doi.org/10.1016/j.smrv.2019.04.008
Kräuchi, K., Cajochen, C., Werth, E., & Wirz-Justice, A. (2000). Functional link between distal vasodilation and sleep-onset latency? American Journal of Physiology-Regulatory, Integrative and Comparative Physiology, 278(3), R741–R748. https://doi.org/10.1152/ajpregu.2000.278.3.R741
Closed Social Systems, Psychological Safety, and the Cost of Questioning
Many organizations, communities, workplaces, and social groups proudly promote the concept of “open communication.” On the surface, this sounds healthy, progressive, and emotionally mature. Members often hear phrases such as “You can ask anything,” “We are family,” “Transparency matters,” or “We encourage honest dialogue.” However, in some environments, openness exists more as an idealized slogan than an actual practice.
Over the years, I have personally experienced this dynamic within a highly structured social construct in which I was a willing participant for many years. I do not view myself merely as a victim of manipulation or coercion. Like many people who become deeply involved in organizations, I joined voluntarily because I believed in the values, purpose, community, and opportunities for growth that the group appeared to offer. There were many positive experiences, meaningful friendships, and valuable life lessons that emerged from that involvement. Yet over time, deeper patterns became increasingly apparent.
The group outwardly encouraged “open communication,” but only within carefully defined boundaries. Certain questions were welcomed, while others were heavily discouraged. Asking seemingly reasonable questions regarding organizational history, specific events, leadership behavior, financial matters, inconsistencies, or the character and conduct of certain authority figures was often frowned upon if not outright forbidden.
The issue was not always explicit censorship. More often, the pressure was subtle, psychological, and social.
People quickly learned which questions created discomfort and which subjects were considered off-limits. Eventually, members often begin censoring themselves long before direct punishment becomes necessary. This phenomenon reflects what psychologists refer to as normative social influence, whereby individuals conform to group expectations in order to gain acceptance and avoid rejection (Cialdini & Goldstein, 2004).
Over time, communication in closed systems can become increasingly performative rather than authentic. Individuals learn to say what is expected rather than what they genuinely think or feel. Independent inquiry may gradually become interpreted as negativity, ego, disloyalty, or a lack of commitment. In these environments, preserving the image and stability of the system often becomes more important than the honest pursuit of truth.
Importantly, I eventually realized that this phenomenon was not isolated to one organization. I have witnessed remarkably similar communication dynamics in toxic workplaces, dysfunctional social groups, political movements, religious organizations, educational institutions, and even certain healthcare environments. While the severity may differ, the underlying psychological mechanisms are often surprisingly similar.
Many workplaces, for example, claim to encourage feedback and collaboration. Employees are told their opinions matter and that leadership welcomes honest discussion. Yet workers may quickly discover that questioning management decisions, exposing inefficiencies, or discussing ethical concerns can carry social or professional consequences. Promotions, inclusion, reputation, and job security may become tied to conformity rather than competence or integrity.
This creates what organizational psychologists call low psychological safety. Psychological safety refers to an environment where individuals feel safe enough to ask questions, express concerns, admit mistakes, and offer feedback without fear of humiliation or punishment (Edmondson & Lei, 2014). When psychological safety is absent, communication narrows, innovation declines, stress increases, and groupthink becomes more prevalent.
Groupthink itself is a well-documented phenomenon in which the desire for harmony and conformity overrides critical thinking and realistic evaluation of alternatives (Janis, 1972). Within closed social systems, maintaining cohesion often becomes more important than seeking objective truth. Members may gradually lose the ability to distinguish independent thinking from disloyalty.
From a physiological perspective, environments lacking authentic communication can place individuals into chronic states of sympathetic nervous system activation. People become hypervigilant regarding what they say, how they say it, and who may be listening. This ongoing stress burden can influence sleep quality, cognition, mood regulation, emotional resilience, and physical health. Human beings communicate most effectively when they feel safe enough to socially engage rather than constantly defend themselves (Porges, 2011).
Ironically, many closed systems initially attract sincere, idealistic, and highly motivated individuals. People naturally seek meaning, purpose, structure, mentorship, belonging, and personal growth. According to self-determination theory, individuals flourish when they experience autonomy, competence, and relatedness (Deci & Ryan, 2000). Closed systems frequently offer the appearance of these needs being fulfilled while simultaneously restricting true autonomy and authentic self-expression.
However, another realization eventually emerged. Open communication and right communication are not necessarily the same thing. Many people hear the phrase “open communication” and interpret it as the freedom to say whatever they want, whenever they want, however they want. Yet unrestricted expression alone does not automatically create healthy communication.
A room filled with gossip, hostility, emotional outbursts, endless complaints, and personal attacks may technically be open, but it is hardly constructive.
Open communication primarily concerns access. It asks:
Can questions be asked?
Can concerns be raised?
Can disagreement be expressed?
Can information flow freely?
Can inquiry occur without fear?
These are important questions because without openness, truth becomes difficult to discover.
Yet openness alone is insufficient.
What might be called “right communication” addresses not only whether people can speak, but how, why, and when communication occurs.
The concept appears throughout many philosophical and spiritual traditions. In Buddhism, Right Speech asks whether communication is truthful, beneficial, timely, and compassionate. Stoicism emphasizes wisdom, restraint, and self-mastery. Confucian philosophy highlights responsibility, virtue, and social harmony. Though these traditions differ, they share a common insight: communication should serve growth, understanding, and truth rather than ego, impulse, or division.
In this sense, communication can be viewed through four possibilities:
Open and Right: Healthy dialogue and mutual growth.
Open but Wrong: Chaos, hostility, gossip, and noise.
Closed but Well-Intentioned: Respectful yet overly constrained.
Closed and Wrong: Manipulation, censorship, fear, and control.
The goal is not merely openness.
The goal is openness guided by wisdom.
This distinction aligns closely with my framework of the Warrior, Scholar, and Sage.
The Warrior asks:
“Do I have the courage to speak the truth?”
Without courage, important issues remain hidden.
The Scholar asks:
“Is what I am saying accurate?”
Without inquiry and evidence, communication devolves into opinion masquerading as fact.
The Sage asks:
“Is this the right time, place, and manner?”
Without wisdom, even truth can become a weapon rather than a tool for growth.
When all three dimensions are present, communication becomes honest, thoughtful, respectful, and transformational.
From an Eastern philosophical perspective, communication itself reflects yin and yang dynamics. Open communication possesses a more yang quality. It expresses, questions, reveals, and engages. Right communication incorporates both yin and yang. Speaking is the yang aspect. Listening, reflecting, exercising restraint, and choosing the proper timing represent the yin aspect.
Many people learn how to talk. Far fewer learn how to listen.
Likewise, many organizations learn how to advertise openness while quietly discouraging inquiry. Others encourage unrestricted expression without responsibility or discernment. Both extremes miss the mark.
One suppresses truth.
The other drowns truth in noise.
Healthy communication occupies the middle path.
It is open enough to allow truth to emerge, yet disciplined enough to ensure that truth is expressed with integrity, respect, and purpose.
One of the most important lessons I have learned is that truth does not fear honest examination. Healthy individuals, healthy organizations, and healthy communities should be capable of tolerating respectful inquiry without perceiving every difficult question as a threat. In the end, the quality of communication within a group often reveals the true nature of the group itself.
Open communication asks whether people are allowed to speak. Right communication asks whether what is spoken serves truth, understanding, and growth.
Healthy systems require both. Without openness, truth is suppressed. Without wisdom, truth becomes noise. The goal is not merely freedom of speech, but freedom guided by courage, discernment, and responsibility.
Deci, E. L., & Ryan, R. M. (2000). The “what” and “why” of goal pursuits: Human needs and the self-determination of behavior. Psychological Inquiry, 11(4), 227–268. https://doi.org/10.1207/S15327965PLI1104_01
Edmondson, A. C., & Lei, Z. (2014). Psychological safety: The history, renaissance, and future of an interpersonal construct. Annual Review of Organizational Psychology and Organizational Behavior, 1, 23–43. https://doi.org/10.1146/annurev-orgpsych-031413-091305
Porges, S. W. (2011). The polyvagal theory: Neurophysiological foundations of emotions, attachment, communication, and self-regulation. W. W. Norton & Company. https://archive.org/details/polyvagaltheoryn0000porg
Within the worlds of Neidan, Daoist cultivation, and certain internal martial arts traditions, there are recurring references to building an internal “house,” “furnace,” “cauldron,” or “vessel” capable of storing and refining cultivated energy. While terminology varies among lineages, the underlying concept remains remarkably consistent: before one can safely cultivate higher levels of internal development, one must first develop the structure capable of containing it.
In some traditions this concept is associated with Nei Dan (internal alchemy), while in Korean systems it may be discussed under Naegong or internal power cultivation. Although modern practitioners sometimes interpret these teachings literally or mystically, many of the ideas may also correspond to practical physiological, psychological, and neurological adaptations developed through long-term training.
Building the Vessel
Traditional internal systems often describe the body as more than flesh and bone. The practitioner is viewed as an integrated system of body, breath, mind, emotion, and spirit. Through years of disciplined training, the individual gradually “builds the vessel” capable of stabilizing cultivated internal force.
Classical Daoist literature frequently uses symbolic language such as:
Building the furnace
Establishing the cauldron
Creating the inner chamber
Sealing the vessel
Cultivating the field
Forming the immortal embryo
These metaphors are generally associated with the development of the Dan Tian, especially the lower Dan Tian, which many traditions regard as the primary energetic reservoir of the body (Kohn, 2008).
The concept is not merely about accumulating “energy,” but about refining and integrating the practitioner as a whole. Traditional teachers often warned that attempting advanced energetic practices without sufficient preparation could result in imbalance, emotional instability, agitation, or what some systems referred to as “Qi deviation” (Despeux & Kohn, 2003).
For this reason, authentic systems historically emphasized foundational practices such as:
Standing meditation (Zhan Zhuang)
Slow intentional movement
Breath regulation
Structural alignment
Emotional restraint
Ethical conduct
Mental stillness
Conservation of vitality
In martial systems, these methods were believed to strengthen the body’s capacity to tolerate increased internal pressure, focus, and energetic intensity.
A Modern Physiological Perspective
Although traditional terminology uses the language of Qi and internal energy, some aspects of these practices may correlate with modern understandings of human physiology and psychology.
Long-term breath training, posture work, meditative focus, and slow movement practices have been associated with improvements in:
Autonomic nervous system regulation
Vagal tone
Interoceptive awareness
Emotional self-regulation
Stress resilience
Breath efficiency
Balance and coordination
Attentional control
Research on contemplative movement systems such as Tai Chi and Qigong has shown measurable effects on stress reduction, mood regulation, balance, and psychophysiological health (Wayne & Kaptchuk, 2008; Wang et al., 2010).
From this perspective, the “Naegong house” may represent a metaphor for developing a more integrated and resilient body-mind system. The practitioner gradually becomes capable of handling greater internal intensity without fragmentation, impulsivity, or emotional instability.
In other words, the “house” may not be a mystical battery storing supernatural force, but rather a cultivated psychophysiological structure developed through years of disciplined practice.
Can Internal Energy Be Passed to Another Person?
One of the more controversial aspects of internal martial and alchemical traditions involves the belief that cultivated energy or internal force can be transmitted from teacher to student.
Many traditional systems discuss concepts such as:
Qi transmission
Fa Qi (“emitting energy”)
Energetic initiation
Empowerment
Transmission of the “seed”
Establishing the furnace
Opening the channels
Some practitioners report sensations during such experiences including warmth, tingling, heaviness, emotional release, pressure, or involuntary movement. These reports are common across many contemplative and spiritual traditions worldwide.
However, interpretations of these experiences vary significantly.
The Practical and Observable Interpretation
A grounded interpretation suggests that experienced practitioners can indeed strongly influence others through mechanisms that are entirely real and observable.
These include:
Nervous system co-regulation
Emotional contagion
Breath synchronization
Focused attention
Tactile sensitivity
Body mechanics
Suggestion and expectancy
Interpersonal entrainment
Modern neuroscience and psychology recognize that human beings constantly influence one another physiologically and emotionally (Porges, 2011). A calm and highly regulated practitioner may affect another person’s breathing patterns, muscular tension, emotional state, and sense of safety.
Likewise, highly skilled internal martial artists often demonstrate remarkable efficiency through coordinated biomechanics, fascial connectivity, timing, and intent rather than brute muscular force alone.
To an outside observer, these effects may appear mysterious or “energetic,” even when rooted primarily in refined physical and neurological skill.
The Risk of Mystification
As with many esoteric traditions, internal martial arts also accumulated layers of mythologizing over time. Stories emerged involving:
No-touch knockouts
Supernatural force projection
Psychic combat
Instant healing abilities
Magical energy transfer
Invulnerability
While such claims remain popular in some circles, there is little reliable scientific evidence supporting extreme supernatural interpretations.
Many demonstrations of extraordinary “Qi powers” have failed under controlled testing conditions. In some cases, the effects may be better explained by:
Suggestion
Group dynamics
Compliance
Ritual expectation
Performance culture
Charismatic authority
Placebo and nocebo responses
This becomes especially important in high-control environments where mystical narratives can reinforce hierarchy, dependency, and unquestioned authority.
Historically, many authentic traditions actually warned against obsession with displays of power. Classical Daoist teachings frequently emphasized humility, simplicity, moderation, ethics, and self-cultivation over spectacle (Kohn, 2008).
The Deeper Meaning of Transmission
At its highest level, the idea of “passing the house” may not refer to transferring mystical energy at all. Instead, it may symbolize the transmission of cultivated human qualities developed through disciplined practice and lived experience.
A mature teacher may pass on:
Emotional steadiness
Discipline
Awareness
Presence
Resilience
Embodied knowledge
Ethical conduct
Refined perception
These qualities profoundly affect students over time.
In this sense, the real “transmission” may not be supernatural energy storage, but the gradual shaping of the practitioner’s nervous system, awareness, behavior, and character through years of intentional cultivation.
The body becomes the temple, the mind becomes the steward, and the “house” becomes the integrated human being itself.
Porges, S. W. (2011). The polyvagal theory: Neurophysiological foundations of emotions, attachment, communication, and self-regulation. W. W. Norton & Company. https://archive.org/details/polyvagaltheoryn0000porg
Wang, C., Collet, J. P., & Lau, J. (2004). The effect of Tai Chi on health outcomes in patients with chronic conditions. Archives of Internal Medicine, 164(5), 493–501. https://doi.org/10.1001/archinte.164.5.493
Wang, F., Lee, E. K. O., Wu, T., Benson, H., Fricchione, G. L., Wang, W., & Yeung, A. S. (2010). The effects of Tai Chi on depression, anxiety, and psychological well-being: A systematic review and meta-analysis. International Journal of Behavioral Medicine, 17(4), 261–271. https://www.ncbi.nlm.nih.gov/books/NBK164598/
Wayne, P. M., & Kaptchuk, T. J. (2008). Challenges inherent to T’ai Chi research: Part I—T’ai Chi as a complex multicomponent intervention. Journal of Alternative and Complementary Medicine, 14(1), 95–102. https://doi.org/10.1089/acm.2007.7170A
United Martial Arts Association 