The executive who cannot stop thinking is not disciplined. They are depleted. There is an important distinction, and the failure to make it leads to a persistent misdiagnosis of one of the most common performance problems in senior leadership: the mind that keeps running when it should be resting, that processes and reprocesses the same information without reaching resolution, that wakes at 2am already mid-thought on a problem that has not moved in twelve hours of conscious effort.

McKinsey’s 2017 Global Survey found that only 26% of executives reported their strategy initiatives delivered the intended results. The execution gap the survey measures has a physiological root — and the spleen meridian (the TCM pathway governing the translation of strategy into sustained action) is where it originates.

Modern psychology labels this overthinking or rumination and identifies it as a risk factor for anxiety, depression, and impaired decision quality. What it does not typically offer is a physiological account of why it happens or a physiological pathway for addressing it. Traditional Chinese Medicine does both, through its understanding of the Earth element and the spleen organ network, in ways that are both practically useful and strikingly congruent with what contemporary research on cognitive fatigue and the gut-brain axis is beginning to demonstrate.

The Spleen Meridian in TCM: The Executive’s Execution Pathway

In the Five Element framework of Traditional Chinese Medicine, the Earth element governs the center, the season of late summer, the flavor of sweetness, and the organ pair of the spleen and stomach. The spleen, in TCM understanding, is responsible for the transformation and transportation of nutrients and fluids throughout the body, and for the “raising of the clear Qi” to the head, which in physiological terms supports clear, alert thinking.

When the spleen is functioning optimally, digestion is efficient, energy is stable, and the mind is clear and focused. When the spleen is weakened or deficient, the transformation function fails, dampness accumulates in the system, and the clear Qi cannot rise adequately to support brain function (Maciocia, G., The Foundations of Chinese Medicine, 3rd ed., 2015).

The emotion most directly associated with the Earth element in TCM theory is si, often translated as “pensiveness” or “excessive thinking.” In TCM clinical observation, the relationship between excessive mental rumination and spleen weakness is direct and bidirectional: overthinking weakens the spleen, and spleen deficiency produces a tendency toward excessive mental activity that is difficult to resolve through willpower alone. The person whose spleen Qi is depleted experiences their mind as “sticky” — returning repeatedly to the same problems without resolution, unable to fully let go of worries even when the rational analysis has already been completed.

For the executive whose work involves continuous high-volume cognitive processing, the risk of spleen depletion is significant. The spleen, in TCM theory, governs not only the digestion of food but the digestion of information and experience. An executive who is continuously processing complex information, making high-stakes decisions, and holding multiple organisational narratives simultaneously is making enormous demands on their Earth element. The signs of deficiency — mental fog, difficulty concentrating, circular thinking, and a particular quality of low-grade worry that does not respond to logical reassurance — are often attributed to stress or inadequate sleep rather than to the physiological root that TCM identifies.

The Gut-Brain Axis: What Neuroscience Confirms About Spleen Meridian Function

The TCM account of the spleen’s role in cognition is not without parallel in contemporary research. The emerging science of the gut-brain axis — the bidirectional communication network between the gastrointestinal system and the central nervous system via the vagus nerve, the enteric nervous system, and the immune system — has produced findings that align closely with the TCM model in ways that would have been considered implausible a decade ago.

The enteric nervous system, sometimes called the “second brain,” contains approximately 500 million neurons and produces significant quantities of the neurotransmitters most associated with mood and cognition, including approximately 95% of the body’s serotonin. Research by Cryan and Dinan established that the gut microbiome communicates continuously with the central nervous system, influencing mood, anxiety levels, and cognitive function through multiple pathways including vagal afferents, immune signalling, and the production of neuroactive metabolites (Cryan, J. F., & Dinan, T. G., “Mind-Altering Microorganisms: The Impact of the Gut Microbiota on Brain and Behaviour,” Nature Reviews Neuroscience, 13(10), 701–712, 2012).

A weakened spleen in TCM terms corresponds, at least in part, to a disrupted gut ecology: poor digestive efficiency, microbiome imbalance, and the systemic inflammation that arises from compromised gut barrier function. Each of these has documented effects on prefrontal cortex function — the region responsible for the executive cognitive performance that high-stakes leadership demands. The TCM practitioner and the neuroscientist are describing different aspects of the same system using different vocabularies. The clinical picture they describe is the same.

How TCM Spleen Depletion Presents in Executive Performance

The signature presentation of spleen meridian depletion in executives is not generalised fatigue or low energy. It is a specific cognitive pattern: the inability to close a thinking loop. The executive can open every analysis. They can identify every relevant consideration. What they cannot do is reach a resolution that holds — a decision or perspective that the mind accepts as complete and moves on from.

This produces the characteristic 2am problem: not an inability to sleep, but the experience of waking already engaged with a problem that has not been metabolised. In TCM terms, the spleen has not completed the digestion of the mental content. The “dampness” that results is not metaphorical — it is a specific physiological condition of incomplete metabolic processing that manifests cognitively as rumination and physically as the heaviness, brain fog, and difficulty with sustained concentration that executives often attribute to “too much on my plate.”

The distinction matters enormously for executive cognitive performance because the intervention is entirely different. If the problem is too much on the plate, the solution is removal — delegation, prioritisation, scope reduction. If the problem is insufficient digestive capacity to process what is already there, removal of content does not address the root. The executive reduces their commitments, finds the same cognitive pattern reasserting itself at the new lower load, and concludes (incorrectly) that even the reduced load is too much. The spleen meridian is the system that needs restoring, not the schedule that needs emptying.

TCM practitioners identify spleen depletion through characteristic pulse presentations in the spleen position (right middle position), a tendency toward loose or irregular digestion under stress, a quality of heaviness or mild oedema particularly in the lower limbs, and a specific presentation of what TCM calls “dampness” — a foggy, slow, unfocused quality of thinking that persists regardless of sleep adequacy. The SP3 and SP6 acupoints are the primary diagnostic and treatment points, with SP6 (Sanyinjiao) functioning as the key convergence point for the three yin meridians of the leg and a primary regulator of the Earth element’s cognitive functions.

The Relationship Between Spleen Meridian Health and Decision Quality

Decision quality in executives is not solely a function of information quality or analytical capability. It is also a function of the cognitive state in which decisions are made — and spleen meridian health is a primary determinant of that state.

The executive with a well-functioning spleen meridian makes decisions from a state of mental clarity: they can hold the relevant considerations in mind simultaneously, weigh them without excessive attachment to any single factor, arrive at a conclusion that feels settled, and move on without second-guessing the resolution. The decision is digested as thoroughly as a meal — absorbed, processed, and released.

The executive with spleen meridian depletion makes decisions from a state of cognitive dampness: the same information feels heavier, more ambiguous, more difficult to resolve into a clear direction. The same analytical capabilities are present. The state in which they are being applied is different. Danziger et al. (PNAS, 2011) documented the most cited example of decision quality degradation over time — judges granting parole at 65% at the start of a session and near 0% by the end — as a function of cognitive depletion across a decision sequence. The spleen meridian account of this pattern is that the cognitive digestion capacity depletes, and unprocessed decision residue accumulates, making each subsequent decision harder to close.

Drain #5: The Execution Gap and What the SEAM Diagnostic Measures

In the SEAM framework, spleen meridian depletion corresponds to Energy Drain #5: the Execution Gap — the systematic failure of strategy to convert into sustained organisational action. The McKinsey data cited above identifies this gap at the organisational level. The spleen meridian assessment identifies it at the individual physiological level — specifically, the executive’s capacity to maintain the cognitive and motivational resources required to drive a strategy through from formulation to full execution without losing energy, clarity, or conviction somewhere in the middle.

The applied kinesiology component of the SEAM diagnostic identifies spleen meridian depletion as a measurable variable — not through self-report, but through direct neuromuscular assessment that bypasses the executive’s narrative about their own performance. Executives are highly skilled at constructing coherent accounts of why their execution has been limited. Applied kinesiology reads the body’s response to the question before the conscious narrative engages.

Executives researching executive cognitive performance coaching or alternatives to conventional advisory programmes consistently report the same gap: they have received process-level interventions that do not address the physiological layer. The spleen meridian restoration protocol in the SEAM 90-day engagement addresses the root directly, with measurable improvement in the Clarity Index score as the primary outcome metric.

The executive who cannot stop thinking is not lacking discipline. They are lacking a functional spleen meridian. The SEAM diagnostic identifies whether that is the specific constraint operating, and if it is, the recalibration sequence that restores it. Applications at chaimapsan.com/apply. Four sessions available per month.

References

• Maciocia, G. (2015). The Foundations of Chinese Medicine (3rd ed.). Churchill Livingstone.
• Cryan, J. F., & Dinan, T. G. (2012). Mind-altering microorganisms. Nature Reviews Neuroscience, 13(10), 701–712.
• Danziger, S., Levav, J., & Avnaim-Pesso, L. (2011). Extraneous factors in judicial decisions. PNAS, 108(17), 6889–6892.
• McKinsey Global Survey (2017). The secrets to successful strategy execution.