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Beyond “Just Stress”: Understanding the Science of Professional Burnout

You wake up at 3am with tomorrow's deadlines running through your mind. Despite feeling exhausted, your thoughts won't settle. During the working day, decisions that once felt straightforward seem much harder, concentration becomes difficult and even small demands can feel overwhelming.

You may find yourself feeling exhausted, detached from work or frustrated that you're no longer performing at the level you expect of yourself.

If that sounds familiar, it may be tempting to think that you simply need to become more 'resilient' or learn how to switch off.

But burnout is more complicated than having a stressful week.

The World Health Organization describes burnout as an occupational phenomenon resulting from chronic workplace stress that has not been successfully managed. It is characterised by exhaustion, increased mental distance or cynicism towards work, and reduced professional efficacy. Importantly, WHO does not classify burnout itself as a medical condition.

What happens to the brain and body under prolonged stress?

Stress is not simply something that happens “in your head”. The brain communicates continuously with systems throughout the body, including the autonomic nervous system and the hormonal systems involved in the stress response.

Research into chronic stress has shown that prolonged or repeated stress can influence processes involved in attention, decision-making, mood, sleep and physical health. One important concept in this research is allostasis: the way the body continually adjusts its physiological systems in response to changing demands. When these systems are repeatedly activated without sufficient recovery, researchers use the term allostatic load to describe the cumulative burden associated with prolonged adaptation.

This helps explain why prolonged workplace stress can feel very different from an ordinary busy day; however, it is important not to oversimplify the biology of burnout. Researchers have investigated changes in the autonomic nervous system, cortisol and other physiological markers, but findings are inconsistent and there is currently no single biological signature that can be used to diagnose burnout.

In other words, there is no single “burnout switch” in the nervous system.

Why can switching off become so difficult?

When work has involved sustained pressure for a long period, the transition from work to rest may not happen immediately.

You might finish work physically exhausted but continue thinking about unfinished tasks. You may find yourself checking emails late at night, replaying conversations or planning tomorrow before you've properly recovered from today.

Sleep can become disrupted, concentration can suffer and everyday decisions can begin to feel disproportionately demanding.

The NHS recognises exhaustion, reduced motivation, detachment, difficulty getting things done and changes in sleep among experiences associated with burnout.

These experiences are real, but they do not necessarily mean that your nervous system has become “damaged” or that a particular part of the vagus nerve has switched off. The biology of burnout is still being investigated.

Where might hypnotherapy fit?

Hypnotherapy should not be presented as a cure for burnout, nor is there currently sufficient evidence to claim that it “resets” or repairs the nervous system.

There is, however, research investigating hypnosis and hypnotherapy in relation to stress and psychological distress.

For example, a randomised controlled trial involving people with elevated perceived stress found that a five-week group hypnosis programme was associated with lower reported stress than an educational control condition. Other research has investigated mindful hypnotherapy for stress and psychological distress, with a 2026 systematic review and meta-analysis reporting reductions in these outcomes while also identifying the need for further research.

Evidence specifically examining hypnotherapy for occupational burnout, however, remains limited.

At Asclepieia Hypnotherapy and Wellness in Skipton, hypnotherapy is therefore presented as a potential supportive approach for relaxation, stress management and wellbeing, rather than as a replacement for medical or psychological care where that is required.

A simple breathing exercise

When your mind is busy, deliberately slowing your breathing can provide a simple opportunity to pause.

Try breathing gently through your nose for around four seconds, followed by a slower, comfortable exhalation lasting around six to eight seconds. Continue for two or three minutes, without forcing the breath or holding it if that feels uncomfortable.

Research has explored relationships between breathing patterns, heart-rate variability and autonomic activity, although the precise mechanisms and clinical significance continue to be investigated.

Think of this as a simple relaxation exercise rather than a treatment for burnout.

A clinical, evidence-informed approach in Skipton

At Asclepieia Hypnotherapy and Wellness in Skipton, hypnotherapy is delivered by Christopher Hardy, a Registered Mental Health Nurse with 20 years of NHS experience.

The approach combines structured assessment, appropriate professional boundaries and hypnotherapy techniques designed to support relaxation, wellbeing and positive behavioural change.

If you're experiencing significant workplace stress or possible burnout, it's also important to consider what is contributing to it. Recovery isn't simply about becoming better at tolerating an unsustainable workload. Workplace circumstances, rest, boundaries, sleep, support and appropriate healthcare can all contribute.

If symptoms are persistent or significantly affecting your daily life or mental health, consider speaking with your GP or another appropriate healthcare professional.

A note about physical symptoms: Stress can be associated with physical symptoms, including chest discomfort, but new or concerning chest symptoms should not automatically be attributed to stress. Seek appropriate medical advice if you are worried. For sudden chest pain or discomfort that does not go away, particularly when accompanied by symptoms such as sweating, nausea, light-headedness or shortness of breath, seek urgent medical help.

References

• McEwen, B.S. (2017) ‘Neurobiological and Systemic Effects of Chronic Stress’, Chronic Stress, 1.

  Gerritsen, R.J.S. and Band, G.P.H. (2018) ‘Breath of Life: The Respiratory Vagal Stimulation Model of Contemplative Activity’, Frontiers in Human Neuroscience, 12, 397.

• Thayer, J.F., Åhs, F., Fredrikson, M., Sollers, J.J. and Wager, T.D. (2012) ‘A meta-analysis of heart rate variability and neuroimaging studies: implications for heart rate variability as a marker of stress and health’, Neuroscience & Biobehavioral Reviews, 36(2), pp. 747–756.

• Wofford, N., Snyder, M., Corlett, C.E. and Elkins, G.R. (2023) ‘Systematic Review of Hypnotherapy for Sleep and Sleep Disturbance’, International Journal of Clinical and Experimental Hypnosis, 71(3), pp. 176–215.

• Padilla, V.J., Muñiz, V., Scheffrahn, K. and Elkins, G.R. (2026) ‘Effect of Mindful Hypnotherapy on Psychological Distress: A Systematic Review and Meta-Analysis’, Behavioral Sciences, 16(1), 107.

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