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Here’s why change is so exhausting, according to neuroscience

28th May 2026 | 10:50am

Organizations today are running what amounts to a continuous stress experiment on their people. Restructuring, digital transformation, remote and hybrid transitions, supply chain reorganisation and the rapid arrival of AI—change has become the permanent condition of working life. Leaders are puzzled or irritated when people resist, disengage or seem unable to get on board.

Looking at the neuroscience of what’s happening in the mind and body offers an explanation strategy decks rarely acknowledge: chronic change is not just organisationally challenging, it is physiologically draining—and for many, it’s tipping them into nervous system states where genuine engagement with transformation becomes neurologically difficult.

Where transformation puts us on the arousal map

Understanding this begins with the autonomic nervous system. We experience our inner lives across two dimensions—valence (negative to positive) and arousal (low to high) (see chart below). The upper-left quadrant of this space—high arousal, negative valence—is where we find the states of fear, alarm, anger, tension and distress. It is also, not coincidentally, where most find themselves during organisational change.   

Uncertainty about roles, mixed leadership signals, rising workloads, tight deadlines and shifting dynamics signal threat to the body. In response, the sympathetic system mobilises. Heart rate rises, focus narrows, working memory contracts, and executive function—the capacity to think, decide and regulate—is downshifted as resources shift to survival. This is adaptive in a real emergency. In a reorganisation, it makes people worse at the very thinking transformation demands.

The problem of dysregulation

For many, this is not temporary. Population-level data shows a growing share of the workforce is not just stressed but dysregulated—stuck in hyperarousal, with limited access to calm, focused states. This is reflected in both our company data and long-term Gallup data.

This becomes self-reinforcing—when the system is chronically elevated, people can’t access the skills needed to recover, like self-awareness, emotional regulation or exercise, leaving them stuck in stress-mode.

Constant organisational change, repeated without adequate recovery time, is a direct driver of this pattern.

What AI is adding to an already depleted system

Against this backdrop, AI adoption is compounding demands on an already stretched workforce. Roles have expanded, with more work enabled by AI without reduced expectations, leading to cognitive overload. Managing multiple AI threads creates constant context-switching and open mental loops—what researchers call “AI Brain Fry”: measurable fatigue marked by decision fog, errors and cognitive strain.

Beyond the individual, the social fabric of teams is under pressure. AI is often replacing informal exchanges—quick chats and shared problem-solving—that underpin trust and co-regulation. Humans don’t regulate in isolation—we rely on cues like eye contact, tone and presence to feel safe. As AI mediates more communication and teams shrink, this natural regulatory mechanism begins to deteriorate.

This intensifies when AI adoption carries an implicit message to deliver 20% efficiency gains or risk being replaced. Teams—especially those affected by AI-driven layoffs—operate in low-trust, high-anxiety conditions with elevated cortisol and constant threat detection, making learning harder. The most corrosive pattern we see is role ambiguity, ongoing transformation, sustained workload and eroding work-life balance—with the strongest negative impact on performance and wellbeing.

When leaders interpret resistance to AI adoption as technophobia or lack of ambition, they are misreading the signal. For some—those already dysregulated and carrying the cumulative load of repeated transformation—the problem is not unwillingness, it’s physiological capacity.

Change readiness isn’t a fixed trait—it’s a function of nervous system state. Someone in hyperarousal can’t access the curiosity or flexibility needed to learn. They are, quite literally, neurologically unavailable. Organisations mistaking this for individual failure, rather than the result of prolonged, under-recovered transformation, will keep trying to motivate people who are too depleted to engage.

Three predictors of change readiness

This points toward something actionable. Rather than measuring AI adoption or surveying readiness with abstract questionnaires, organisations can assess three evidence-grounded indicators across their populations.

  • The first is current stress load, measured using a validated tool like the Perceived Stress Scale. Those with elevated stress are less able to engage with change—not from lack of willingness, but because stress impairs the executive function needed for learning. Identifying where stress is highest shows where change efforts face friction.
  • The second is resilience skill level. Resilience is not fixed—it’s a set of trainable capacities, including self-awareness, emotional regulation, attentional control and recovery. Those with stronger skill profiles handle uncertainty more effectively. Screening these skills shows both who is at risk and which capabilities to build.
  • The third is psychological safety at the team level—the permission to speak up, take risks and learn without fear. It acts as a co-regulatory signal, telling the nervous system it’s safe enough to explore. Awaris data across 140 teams shows it buffers stress and predicts performance, innovation and learning.

The argument for a different kind of change management

The standard change management toolkit—communication plans, training programmes, leadership cascades—assumes people are cognitively available to receive and act on information. For a workforce that is chronically stressed, dysregulated and facing the added load of AI-driven intensification, that assumption fails for a large proportion.

Sustainable AI adoption—and business transformation—requires organisations to invest in conditions under which people can change. That means measuring stress load, building resilience skills, protecting the human connections through which we regulate and designing change at a pace that allows recovery. It means treating change readiness not as a communications problem, but a physiological one.

When we measure stress and resilience, we can pinpoint the capabilities that matter most. At an individual level, positive outlook, purpose and social connection are strong predictors of resilience. That means ensuring people experience the benefits of AI transformation and see how it connects to fulfilment of purpose. At a team level, social connection, positivity and emotional awareness are critical for regulating pressure and sustaining performance through change.

The nervous system is not an obstacle to transformation. Understood properly, it is the map.