What suppression actually does

James Gross and Robert Levenson’s research on expressive suppression established the foundational finding with a clarity that subsequent research has consistently confirmed: when people are instructed to suppress their emotional expression while watching distressing film content, they show higher sympathetic nervous system activation than people who are given no such instruction. The effort to hide the emotional response from others does not reduce the biological stress response; it increases it. The composure is maintained at the cost of an intensified physiological activation that the observer cannot see and the suppressor is often not aware of.

The cognitive cost is separate and equally consequential. Jane Richards and James Gross documented that people who suppressed their emotional expression during a conversation subsequently remembered less of what was said in that conversation than non-suppressors. The suppression effort consumed the working memory capacity that encoding conversational content required. The implication for the entrepreneur who suppresses anxiety or distress throughout a difficult board meeting, negotiation, or team conversation is specific: the suppression that maintains the professional presentation is simultaneously reducing the retention of the information being discussed. The composure and the comprehension are competing for the same cognitive resource.

Daniel Wegner’s ironic process theory predicts the third mechanism. The attempt to suppress an emotional experience requires continuous monitoring for the suppressed content in order to intercept and manage it when it surfaces. That monitoring maintains the suppressed content at background activation, and paradoxically amplifies it, particularly under conditions of cognitive load. The instruction not to feel something keeps the feeling in continuous low-level processing. And when the suppression effort is eventually relaxed, the monitored content rebounds with increased intensity, which is the precise mechanism behind the 3am experience: the distress suppressed across the working day returns amplified in the low-cognitive-load state of pre-sleep, when the suppression effort that held it throughout the day can no longer be maintained.

The biological cost of the incomplete cycle

Emily and Amelia Nagoski’s stress cycle completion framework identifies the most consequential long-term suppression cost. The biological stress response is a cycle: activation, expression, and resolution. The HPA axis initiates the response, the response activates the physiological and behavioural systems that the perceived threat requires, and the cycle must complete in order for the HPA axis to return to baseline. Physical expression, emotional expression, and social connection are among the most reliable cycle-completion mechanisms the research identifies. Suppression prevents the cycle from completing. The physiological activation that the stress response initiated continues, and the HPA axis does not return to baseline, because the signal that would tell it to has not been sent.

The entrepreneurial cost is cumulative. Each suppressed stress response is an incomplete cycle. Each incomplete cycle continues its low-level activation. The accumulated activation of multiple incomplete cycles is what the research identifies as allostatic load: the chronic physiological burden of stress responses that have never resolved. The resilient person is not one who does not feel the stress; they are one whose stress cycles complete. The leader who maintains composure by suppressing throughout every difficult situation is building the physiological load that presents eventually as burnout, chronic physical illness, or the emotional collapse that the sustained suppression was specifically designed to prevent.

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What genuine resilience actually is

Richard Davidson’s affective neuroscience research provides the most important available correction to the popular definition. Studying the neurological profiles of people who demonstrated high resilience under adversity, Davidson found that resilient people were not people whose negative emotional responses were weaker or whose emotional systems were less reactive. They were people whose recovery from negative emotional activation was faster. The resilient brain is not a brain that does not respond to adversity; it is a brain that responds and then recovers its baseline more quickly and more completely than the non-resilient brain.

The practical implication is direct: the entrepreneurial goal of not feeling the difficult emotion is targeting the wrong variable. The research-supported resilience target is not the absence of activation but the speed and completeness of recovery from it. The founder who feels the failure acutely and then recovers their function within days is demonstrating the neurological resilience profile. The founder who suppresses the response to the failure and continues functioning without apparent disruption may be demonstrating the suppression profile that Davidson’s research would predict has impaired recovery, incomplete stress cycle completion, and accumulating allostatic load beneath the maintained composure.

The mechanism that works instead

Gross’s process model of emotion regulation identifies cognitive reappraisal as the regulation strategy whose profile is the opposite of suppression across every measured variable. Reappraisal changes the meaning of the situation before the full emotional response has been generated, rather than suppressing the expression of a response that has already been generated. The profile of the reappraiser is lower physiological activation, better memory, and more flexible subsequent thinking than the suppressor’s profile.

The distinction is not semantic. Suppression addresses the output of the emotion generation process; reappraisal addresses the input. Telling yourself not to feel distressed while the distress response is already running is suppression. Changing your understanding of what the situation means, so that a different and more functional emotional response is generated in the first place, is reappraisal. The first increases physiological activation and costs working memory. The second reduces it and preserves it.

Kristin Neff’s self-compassion research adds the specific attitudinal foundation that makes reappraisal and genuine emotional acceptance possible: the mindful awareness component of self-compassion, which involves acknowledging emotional experience clearly and without over-identification or suppression, provides the relationship with emotional experience that allows the stress cycle to complete without the identity threat that suppression is typically attempting to prevent. The entrepreneur who can observe their distress, fear, or grief without it becoming evidence of personal inadequacy does not need to suppress those experiences. The suppression is almost always a response to the perceived threat of the emotion to the self-concept. Remove the threat and the suppression effort becomes unnecessary.

The commercial expression

The most commercially significant expression of the suppression cost is not the individual moment of impaired memory or increased physiological activation. It is the leader’s relationship with their team’s emotions. The entrepreneur who has learned to suppress their own emotional responses to difficult situations has typically also learned to regard others’ emotional responses to difficult situations as problems to be resolved or weaknesses to be managed. The culture that results is one in which the team members suppress their responses as the leader does, which means the information those responses contain does not reach the conversations that commercial decisions depend on.

The leader whose genuine resilience practice involves completing their own stress cycles and relating to difficult emotions as information rather than threats is also the leader whose team is most likely to surface the concerns, disagreements, and fears that the most consequential commercial decisions require someone to say aloud. Emotional suppression is not simply a personal cost. It is an organisational one.

If the experiences described in this article are significantly affecting your wellbeing, speaking with a psychologist is the right next step. UK: Samaritans (116 123, free, 24/7). Mind (0300 123 3393). BACP: bacp.co.uk/search/Therapists. Crisis Text Line — text HOME to 741741 (US, UK, Canada, Ireland). International: internationaltherapistdirectory.com.

This article is for educational and informational purposes only. Sources: Gross, J.J. & Levenson, R.W. (1997). Hiding Feelings: The Acute Effects of Inhibiting Negative and Positive Emotion. Journal of Abnormal Psychology, 106(1), 95-103. Wegner, D.M. (1994). Ironic Processes of Mental Control. Psychological Review, 101(1), 34-52. Richards, J.M. & Gross, J.J. (2000). Emotion Regulation and Memory: The Cognitive Costs of Keeping One’s Cool. Journal of Personality and Social Psychology, 79(3), 410-424. Nagoski, E. & Nagoski, A. (2019). Burnout: The Secret to Unlocking the Stress Cycle. Ballantine. Gross, J.J. (1998). Antecedent- and Response-Focused Emotion Regulation. Journal of Personality and Social Psychology, 74(1), 224-237. Neff, K.D. (2003). Self-Compassion: An Alternative Conceptualization of a Healthy Attitude Toward Oneself. Self and Identity, 2(2), 85-101. Davidson, R.J. & Begley, S. (2012). The Emotional Life of Your Brain. Hudson Street Press. Sapolsky, R.M. (2004). Why Zebras Don’t Get Ulcers. Henry Holt