Why Does My Brain Know I’m Safe but My Body Still Doesn’t?
- Liz M
- Jul 1
- 6 min read
"Why Does My Brain Know I’m Safe but My Body Still Doesn’t? I know I’m safe… so why does my body seem to have missed the memo?”
If you’ve ever asked yourself this question, I want to start by reassuring you that you’re certainly not alone.
It can feel incredibly confusing when one part of you is saying, “Everything’s okay,” while another part is behaving as though a tiger has just wandered into the room.
(When, in reality, it was only the postman pushing letters through your letter box.)
Many people tell themselves they must be overreacting, being “too sensitive” or simply not coping very well. I’d like to gently offer you a different possibility.
What if your body isn’t overreacting? What if it’s simply doing exactly what it learned it needed to do to keep you safe?
That changes the conversation completely.
Instead of asking:
“What’s wrong with me?”
we can begin asking:
“I wonder what my nervous system has been trying so hard to protect me from?”
That question is often where healing begins.
Does this sound familiar?
Perhaps you’ve caught yourself thinking…
“I know nothing bad is happening… but my stomach hasn’t quite got the message.”
“Why do I still jump when someone closes a door loudly?”
“Why can’t I relax, even when I’ve finally got time to myself?”
“Why do I always feel like I’m waiting for something to go wrong?”
“Why am I exhausted when I haven’t really done very much today?”
Or perhaps you’ve become incredibly good at looking calm while your brain is quietly preparing for seventeen different disasters before you’ve even finished your morning coffee.
If recognise that or it made you smile a little…
…you’re in very good company.
If any of these experiences feel familiar, I hope one thing becomes clear as you read on:
There is nothing “wrong” with you.
There is, however, a nervous system that may have learned that staying alert was once the safest thing it could do.
So… Why Does My Brain Know I’m Safe but My Body Still Doesn’t? this happen?
Our brains are amazing.
The thinking part of your brain helps you plan your day, solve problems, remember birthdays (hopefully!) and decide what to have for tea.
Your nervous system has a different job.
It’s quietly asking one question all day, every day:
“Am I safe?”
The fascinating thing is that it often answers that question before you’ve even had chance to think about it.
If you’ve experienced trauma, prolonged stress, bullying, unpredictable relationships, childhood adversity or years of living in survival mode, your nervous system may have become incredibly skilled at spotting possible danger.
That’s not because it’s broken. It’s because it learned.
And learning to survive is one of the cleverest things our bodies can do.
The difficulty is that our nervous systems don’t always receive the email telling them life has changed.
Your thinking brain might know you’re sitting safely on the sofa.
Your nervous system may still be checking all the emergency exits.
☕ Let’s pause for a moment…
Imagine your nervous system as a very loyal Labrador.
Its whole job is to keep you safe.
The trouble is… somewhere along the way it became convinced that absolutely everything is suspicious.
A plastic bag blowing across the road?
“Potential danger!”
The supermarket being busier than expected?
“Abort mission!”
The Labrador isn’t trying to make your life difficult.
It’s trying its very best to protect someone it loves.
Sometimes our nervous systems become a little like that.
Not because they’re faulty…
Because they’re incredibly dedicated.
When protection becomes exhausting
Living with a nervous system that’s always watching out for danger can be exhausting.
You might notice:
Finding it difficult to switch off.
Feeling tired but unable to truly relax.
Overthinking conversations long after they’ve finished.
Feeling overwhelmed by busy places.
Being startled by unexpected noises.
Struggling to trust that things are going well.
Feeling guilty when you rest.
Constantly preparing for “just in case.”
None of these reactions mean you’re weak.
They often mean your nervous system has been working overtime for a very long time.
Where do Neurodivergent brains, anxiety and trauma fit into this?
Every person’s story is different, but these experiences often overlap.
For example, some people with ADHD or Autism this means managing sensory information, emotional intensity and executive functioning challenges every single day. That can leave the nervous system working incredibly hard before anything stressful has even happened.
Trauma can teach the nervous system that the world feels unpredictable.
Anxiety often develops as the body’s way of preparing for danger.
These experiences don’t cause each other, and not everyone will recognise themselves in all of them.
But together they can create a nervous system that finds it difficult to believe that calm really is safe.
Can my nervous system learn to feel safe again?
Yes.
I think this is one of the most hopeful things neuroscience has taught us.
Healing isn’t about convincing yourself to “just calm down.” If only it were that simple!
Healing is usually much gentler than that. It’s about giving your nervous system repeated experiences of safety.
Tiny moments.
Over and over again.
A warm drink.
A trusted friend.
A favourite blanket.
Five slow breaths.
A walk somewhere peaceful.
A therapy room where you don’t have to pretend you’re okay.
Little by little, your nervous system begins collecting new evidence.
Not all at once.
But enough to start whispering…
“Perhaps I don’t need to stay on high alert quite so often.”
How counselling and hypnotherapy can help
At Towards Tranquility, we understand that anxiety is rarely “just in your head.” Your experiences make sense in the context of your life.
Together, we can gently explore:
why your nervous system responds the way it does
how past experiences may still be influencing the present
practical ways of helping your body feel safer
strategies that work with your brain rather than against it
building compassion instead of self-criticism
There is no expectation that you should simply “get over it.”
Instead, we’ll work together to help your mind and body discover that life doesn’t always have to feel like survival.
Frequently Asked Questions
Why do I feel anxious when I know I’m safe?
Because your thinking brain and your nervous system don’t always work at the same speed. Your mind may understand that today’s situation is safe while your body is responding to old patterns that once helped protect you.
Can trauma affect the body years later?
Yes. Trauma can leave the nervous system on high alert long after the original danger has passed. This might show up as tension, hypervigilance, sleep difficulties or finding it hard to relax.
Can ADHD make anxiety feel more intense?
For some people, yes. Sensory overload, emotional intensity and years of feeling misunderstood can all contribute to a nervous system that feels overwhelmed more easily. Everyone’s experience is unique, so it’s important to understand the whole person rather than assuming one explanation fits everyone.
Will understanding my nervous system really help?
For many people, understanding is where self-compassion begins. When your experiences start to make sense, it often becomes easier to respond with kindness instead of criticism.
💛 A Letter to Your Nervous System
Dear Nervous System,
I know you’ve been working incredibly hard for a very long time.
I know you’ve carried responsibilities that no one should have had to carry alone.
Thank you for trying to protect me.
You didn’t know what tomorrow would bring.
You simply did your best with the information you had.
Perhaps we don’t need to stay on high alert quite so often now.
Perhaps safety can sometimes sound like birds singing outside the window…
or a warm cup of tea…
or laughter with someone we trust…
or simply taking a slow breath and noticing that, in this moment, we are okay.
Thank you for never giving up on me.
Now, perhaps we can learn something new together.
With kindness,
Me
A gentle reminder
If your body still feels unsafe, it doesn’t mean you’ve failed.
It doesn’t mean you’re weak.
It doesn’t mean you’re broken.
It may simply mean your nervous system has spent a very long time trying to protect someone who deserved to feel safe all along.
If you’re reading this today, perhaps this is the beginning of a new conversation with yourself.
One that’s built not on fear or frustration…
…but on compassion, curiosity and hope.
Simple ways to help your body feel a little safer
If you’d like something gentle to try, here are a few small steps that can support your nervous system:
Take 3 slow breaths, making your exhale slightly longer than your inhale.
Look around and name 5 things you can see to remind your body where you are.
Place a hand on your chest or stomach and notice the warmth and movement of your breath.
Sip a warm drink slowly, paying attention to the taste and sensation.
Gently press your feet into the ground and notice the support beneath you.
You don’t need to do all of these at once. Even one small moment of safety can begin to make a difference.
What comes next?
If you’re following along with this series, the podcast episode usually comes next, where we explore these ideas in a more conversational and reflective way. After that, you’ll often find additional supporting content—such as short videos, social posts or practical exercises—to help you gently apply what you’ve learned.
If something in this article has resonated with you, you’re very welcome to take the next step. You can book a session or get in touch for an informal chat to see if working together feels right for you. Simply visit the contact page or send a message—there’s no pressure, just a gentle starting point.
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