Does this sound a familiar feeling? You’re sat in your car outside the supermarket, your hands gripping the steering wheel, heart racing, breathing felt tight, and a wave of panic seems to rise from nowhere. You don’t understand what’s happening , there’s no danger, you’re just going shopping.

Experiences like this are very common for people who struggle with anxiety. The physical sensations can feel sudden and overwhelming, and it may seem as though the body is reacting out of proportion to the situation.

But what you were experiencing was not your body malfunctioning. It was your fight or flight response doing exactly what it was designed to do.

The Body’s Ancient Alarm System

Thousands of years ago, our ancestors faced real physical threats, wild animals, dangerous environments, and situations where quick action was necessary to survive.

To protect us, the brain developed a powerful alarm system. When a threat is detected, the brain signals the body to prepare for action. This is known as the fight or flight response.

Within seconds, the body releases stress hormones such as adrenaline and cortisol. These chemicals trigger a series of changes designed to help us react quickly:

• The heart beats faster to pump blood to the muscles
• Breathing becomes quicker to increase oxygen
• Muscles tense, preparing for movement
• Attention sharpens to scan for danger

In a life-threatening situation, this response can save our lives.

The problem is that our bodies still react this way today, even when the “threat” is not physical.

When the Alarm Goes Off Without a Fire

In modern life, many of the things that trigger anxiety are not physical dangers. They might include work stress, relationship difficulties, financial worries, or social pressures.

However, the brain cannot always distinguish between emotional stress and real physical danger. When it senses something that feels threatening or overwhelming, it can activate the same survival system.

Imagine a smoke alarm that is so sensitive it goes off when someone makes toast. The alarm itself is not broken — it is simply responding too strongly.

Anxiety can work in a similar way.

The body is trying to protect you, even when protection is not actually needed.

Why Anxiety Feels So Physical

Many people are surprised by how intensely anxiety shows up in the body.

You might notice:

• A racing heart
• Tightness in the chest
• Sweaty palms
• Shaking or dizziness
• A sense of urgency or dread

These sensations can feel frightening, especially if they appear suddenly. But they are simply signs that the body has moved into survival mode.

Your nervous system believes you need to react quickly.

The difficulty is that when we interpret these sensations as dangerous, the body can become even more alarmed. This can create a cycle where anxiety feeds on itself.

Learning to Work with the Response

One of the most helpful shifts for many people is learning to recognise the fight or flight response for what it is.

Instead of thinking, “Something is wrong with me,” it can help to think, “My nervous system is trying to protect me.”

This small change in perspective can reduce the fear surrounding the physical sensations of anxiety.

There are also gentle ways to help the nervous system settle again. Slow breathing, grounding exercises, movement, or simply allowing time for the body to calm down can all help signal that the danger has passed.

You Are Not Alone

Anxiety can feel isolating, but it is something many people experience at different points in their lives. The fight or flight response is a natural and deeply human system designed to keep us safe.

When this system becomes overactive, it can make everyday situations feel overwhelming. But with understanding, patience, and support, it is possible to learn how to calm the nervous system and respond to anxiety with greater confidence.

Sometimes the first step is simply recognising that your body is not working against you.

It is trying, in its own way, to look after you.

How Counselling Can Help

If this article resonated with you, it may be a sign that your nervous system has been under a lot of pressure for some time. You do not have to navigate this on your own.

As an experienced counsellor, I work with clients who are struggling with anxiety and the effects it can have on both the mind and body. Together we can explore what is happening and find ways to help you feel calmer and more supported.

If you would like to talk, you are welcome to get in touch.

— Angela