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Is Your Nervous System Stuck in Fight or Flight?

2 May 2026 6 min readBy Lisa Cartlidge
Is Your Nervous System Stuck in Fight or Flight?

Do you feel permanently switched on, as though your body is braced for something even when nothing is wrong? That tense, wired, jumpy feeling that just will not ease? If so, there is a good chance your fight or flight response has become stuck in the on position, and I want to reassure you that this is far more common, and far more reversible, than you might think.

Your nervous system is doing its best to keep you safe. The trouble comes when it forgets how to stand down. Let me explain what is happening and, more importantly, how you can gently guide your body back to calm.

What is the fight or flight response?

Fight or flight is your body's built-in survival system. When your brain senses danger, a small almond-shaped region called the amygdala sounds the alarm. In an instant, your body is flooded with adrenaline and cortisol, your heart races, your muscles tense, your breathing quickens and your senses sharpen.

This is brilliant if you genuinely need to run from danger. The problem is that your subconscious mind cannot always tell the difference between a real threat and a worried thought. A looming deadline, a difficult relationship or a long run of stressful days can trigger exactly the same response as physical danger.

Your nervous system is not broken. It is simply being protective at moments when protection is not actually needed.

When the pressure never really lets up, the alarm never fully switches off. Your body stays in a low-level state of high alert, and that is what we mean by being stuck in fight or flight.

Signs your nervous system may be stuck on
Signs your nervous system may be stuck on

Signs your nervous system may be stuck on

Living in this state is exhausting, and it shows up in all sorts of ways. See if any of these feel familiar.

  • Feeling tense, restless or unable to properly relax, even when you have time to
  • A racing heart, shallow breathing or a tight chest for no clear reason
  • Being easily startled, irritable or quick to snap
  • Trouble sleeping, or waking in the night with your mind already racing
  • Digestive troubles, headaches or aching, tense muscles
  • Struggling to concentrate or constantly scanning for things that might go wrong
  • A persistent sense of dread that sits in the background of your day

If you recognise several of these, please be kind to yourself. This is not a personal failing. It is a tired nervous system that has not been given the chance to reset.

Why it gets stuck

We are simply not designed for the relentless, low-grade pressure of modern life. Our ancestors faced occasional bursts of danger followed by long stretches of calm, which gave their bodies time to recover. Today the stressors are smaller but constant, the emails, the news, the to-do lists, so the recovery never quite happens.

There is also a vital part of your nervous system called the parasympathetic system, sometimes known as rest and digest. This is the counterbalance to fight or flight, the part that brings you back to calm. When we are chronically stressed, we spend too little time in this restful state, and it becomes harder and harder to access. The calm pathway gets rusty from lack of use.

The encouraging news is that this pathway can absolutely be strengthened again, rather like a muscle.

How to calm your nervous system
How to calm your nervous system

How to calm your nervous system

You can begin to coax your body out of high alert starting today. The aim is to send safety signals to your nervous system, gently and regularly, so it learns it can stand down.

Breathe out for longer than you breathe in

This is the quickest way to activate your calming system. Breathe in for a count of four, then slowly out for a count of six or seven. The long out-breath is what tells your body the danger has passed. A few minutes makes a noticeable difference.

Get outside and move

A daily walk, especially somewhere green, burns off stress chemicals and reassures your body that all is well. You do not need anything strenuous. Gentle, regular movement is what counts.

Create pockets of genuine rest

Build small moments of true relaxation into your day, where you are not productive at all. A warm bath, a few pages of a book, sitting with a cup of tea and doing absolutely nothing. These moments exercise your rest and digest system.

Cut back on the things that mimic danger

Caffeine, late-night scrolling and a constant stream of distressing news all keep your alarm primed. Easing off them, even a little, gives your nervous system room to settle.

Calm is not something you have to chase. It is your natural state, waiting underneath the noise for permission to return.

When you need more than self-help

Sometimes, when the fight or flight response has been switched on for months or even years, these everyday strategies are not quite enough on their own. The state has become a deeply ingrained habit, and habits like this live in the subconscious, the part of the mind that runs around 90 to 95 percent of what we think, feel and do.

This is precisely why hypnotherapy can be so effective. It works directly with the subconscious to calm an overactive alarm system and strengthen those rusty pathways to rest. During a session you experience deep, genuine relaxation, the very thing your nervous system has been craving. Over time, this teaches your body that it is safe to let go.

Please be reassured that hypnotherapy is completely safe and natural. You stay fully in control the whole time, and trance is nothing more than a pleasant, focused state, much like the feeling of daydreaming or losing yourself in a film. In solution-focused hypnotherapy we keep our eyes firmly on how you want to feel, gently retraining your mind towards calm rather than dwelling on the past. You can read more about how I help with anxiety and panic.

As always, hypnotherapy complements rather than replaces medical care. If your symptoms are severe or you are worried about your physical health, do check in with your GP too.

You can find your way back to calm
You can find your way back to calm

You can find your way back to calm

If you have been living on high alert, I want you to know that this does not have to be your normal. Your nervous system is wonderfully adaptable, and with the right, gentle support it can learn to settle once again. I have seen so many people go from feeling permanently wired to genuinely relaxed, often more quickly than they dared hope.

Be patient and kind with yourself as you begin. Every slow breath, every walk, every moment of real rest is a quiet message to your body that the danger has passed.

If you would like to talk things through, I offer a relaxed, no-pressure free discovery call where you can tell me what you are experiencing and we can explore how I might help. You are very welcome to get in touch through my contact page whenever you feel ready. Your calm is closer than you think.

fight or flightnervous systemcalm anxietyhypnotherapy for stress
Lisa Cartlidge

Lisa Cartlidge

Clinical hypnotherapist with over 3,500 hours of experience, helping people in the Cotswolds and online let go of what holds them back. Warm, honest and firmly focused on your future.

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