Understanding Our Stress Response

Stress can come from many different sources. It can be social, emotional, cognitive, internal, external or environmental. At work, stress may be triggered by high workloads, unclear expectations, difficult relationships, constant change or competing demands.

Whatever the source, workplace stress can affect our ability to focus, think clearly and respond effectively. Understanding how our stress response works, what triggers it and which stress signals we experience is therefore an important part of building resilience.

Resilience is not about avoiding stress altogether. It is about recognising what happens when pressure disrupts us and developing the skills to respond more effectively.

The Science Behind the Stress Response

Our brains are incredibly sophisticated, but one of their most fundamental functions remains simple: keeping us safe.

On a largely subconscious level, the brain is constantly processing information from within ourselves and from our surroundings. It looks for signals that something might threaten our physical, emotional or mental wellbeing.

When the brain interprets a situation as threatening, our stress response is activated. This can happen because of an obvious danger, but also because of everyday pressures such as uncertainty, conflict, lack of control or feeling excluded at work.

This is why work-related stress is not only about workload. How we experience a situation and whether our brain perceives it as threatening also influence our stress response.

At its core, the brain is continuously evaluating three fundamental questions:

1. Am I physically safe?
   This includes obvious threats, such as a speeding car or a fire alarm, but also internal signals such as lack of sleep, hunger or low blood sugar.
2. Am I emotionally safe?
   Do I feel valued, included and respected by the people around me? Do I feel that I belong and that I can be myself without fear of rejection or judgement?
3. Am I mentally safe?
   Do I feel able to contribute effectively? Do I understand what is expected of me, and do I feel that I have enough control over my circumstances?

These questions are highly relevant in the workplace. Emotional safety at work may depend on supportive colleagues, respectful leadership and a culture in which people feel comfortable speaking up. Mental safety may be influenced by clear roles, realistic demands, autonomy and having the resources needed to do your job well.

When these needs are repeatedly challenged, employee stress can increase and the stress response may be activated more frequently.

The same questions also apply outside work, although the triggers may be different. Supportive relationships, family responsibilities, sleep, nutrition and an overstimulating environment can all influence how our system responds to pressure.

How the Brain Reacts in Survival Mode

Stress responses are highly personal. A situation that activates a strong stress response in one person may barely affect someone else.

How our brain processes internal and external stimuli is influenced by many factors, including previous experiences, learned patterns and individual differences. This is why understanding your own stress triggers is so important.

When the brain determines that a situation is threatening, it can shift into survival mode. The nervous system may become highly activated as we prepare to fight or flee, or we may shut down and freeze.

In survival mode, our ability to think calmly and rationally can become more limited. Our attention shifts towards dealing with the immediate discomfort or threat.

At work, this may show up in different ways. Someone might become defensive during a difficult conversation, avoid a challenging task, lose perspective when deadlines pile up or struggle to concentrate when uncertainty increases. Others may withdraw, procrastinate or look for quick distractions.

These behaviours can be visible signs of an underlying stress response. Recognising them helps us understand what is happening before we react automatically.

Understand Your Stress Triggers and Recognise Your Stress Signals

Understanding how the brain responds to pressure is useful, but stress awareness becomes particularly valuable when you learn how the stress response shows up in you.

The first step towards stronger stress resilience is recognising when you are moving into survival mode.

Pay attention to your own stress signals. These may be mental, behavioural, physical or emotional.

You might notice that your thoughts become less flexible, that you start worrying or catastrophising, that you become impatient with colleagues or that you avoid certain conversations. Physical stress signals may include muscle tension, changes in breathing or difficulty sleeping. Emotional signals might include anxiety, frustration or feeling overwhelmed.

Over time, recognising these patterns also helps you identify the stress triggers behind them.

Learning to recognise these patterns turns stress awareness into a practical resilience skill. The earlier you notice your own stress signals, the sooner you can regulate your response and choose a more effective way forward.

This does not remove workplace stress, but it helps people respond to pressure earlier and more effectively. That supports recovery, adaptability and sustainable performance at work.

Want to understand your own stress signals? 

written by Yvon Golbach, Founder, Zest for Work