What does complex trauma actually feel like in the body?

Complex trauma lives in the nervous system as much as in memory — in chronic bracing, shallow breath, emotional flatness, and hypervigilance that becomes so familiar it stops registering as unusual. Most people don't recognize it as trauma because it doesn't feel dramatic. It feels like just the way I am.

Key takeaways

• Complex trauma is stored in the nervous system, not just in memory — which is why understanding it cognitively doesn't always change how you feel

• Physical symptoms like chronic tension, shallow breathing, digestive issues, and fatigue can be direct expressions of unresolved trauma

• Emotional numbness and dissociation are protective responses, not character flaws

• Hypervigilance — scanning for threat even in safe situations — often goes unnoticed because it becomes baseline

• Many people with complex trauma describe functioning well externally while feeling absent, flat, or on autopilot internally

• The absence of obvious physical symptoms doesn't mean the body isn't holding trauma
  

Why trauma lives in the body, not just in memory

When something overwhelming happens — or when something that should have happened doesn't, over and over — the nervous system responds. It makes adaptations. It learns what's safe and what isn't, which feelings are tolerable and which need to be suppressed, how much to brace and how much to relax. These adaptations are intelligent and they kept you functioning. The problem is that they keep running long after the original environment is gone.

Bessel van der Kolk's research documented this in granular detail: trauma reorganizes the brain and nervous system in ways that persist independently of conscious memory or narrative. The body keeps responding as if the threat is still present, because in some neurological sense, it is still present. This is why people can understand their trauma with real clarity and still feel unchanged at the level of sensation and response.

If you've had the insight for a while but the felt sense hasn't shifted, I understand my trauma but nothing has changed is written for exactly that experience.

The physical sensations people describe

People working with complex trauma in somatic therapy often describe a set of recurring body experiences they hadn't thought to connect to their history. Chronic tightness in the chest or throat. Shoulders that won't drop no matter how many times they're consciously released. A jaw that's always slightly clenched. Breath that stays shallow and high in the chest. A baseline of low-level exhaustion that rest doesn't fix.

Some people describe the opposite: a kind of blankness or absence in the body, as if sensation has been turned down. Feeling physically numb, not registering temperature or hunger the way other people seem to. A body that's technically present but not fully inhabited.

Both of these — the chronic tension and the numbness — are the nervous system doing its job. One is a system stuck in activation; the other is a system that has learned to deactivate to manage overwhelm. In my work I see both, and they alternate in the same person more often than not.

Emotional flatness and numbness as body-level responses

A lot of people come to therapy describing what they call depression but meaning something more specific: not sadness, but flatness. Not distress, but distance. The ability to observe their own life without quite being in it. Laughter that happens on the surface. Grief that doesn't move.

A phrase I hear often is some version of: there is something fundamentally wrong with me. Not a belief they hold loosely — a conviction that sits in the body. And alongside that, the description of life on autopilot: moving through days, meeting obligations, even laughing at the right moments, while something essential feels absent. They are present everywhere except inside themselves.

This is emotional numbing, and it's a body-level response to chronic overwhelm. The nervous system learned to dampen feeling — not to be difficult, but because feeling was once too much, or too dangerous, or there was no one to help regulate it. Over time, the dampening becomes automatic. You don't notice you're doing it because you're always doing it.

Hypervigilance that doesn't feel like hypervigilance

Hypervigilance is another body-level trauma response that goes unrecognized because it becomes so normalized. It doesn't feel like alertness or anxiety to the person experiencing it — it feels like paying attention. Being responsible. Noticing things.

But there's a cost. The nervous system in a hypervigilant state is running at a high metabolic cost continuously. It's scanning. It's anticipating. It's running threat-detection processes that were appropriate in an earlier context and are now firing in contexts where the threat isn't there. People in this state feel tired but wired, unable to truly rest even when they're physically still.

What this means for how healing works

If trauma is held in the body — in the nervous system, in chronic muscular patterns, in the way breath moves (or doesn't) — then healing has to include the body. This isn't a rejection of insight or talk-based work. It's an extension of it. The body is where the adaptation is running, and body-based work is one way to reach it directly rather than working around it.

If you're in Ontario and curious whether this kind of work might be relevant for what you're carrying, I offer a free 20-minute consultation — no pressure, just a real conversation about where you are and whether this approach fits.

If these patterns sound familiar, I understand my trauma but nothing has changed — can somatic therapy help? explores what to do when insight hasn't shifted anything at the body level. Also relevant: what to expect in a somatic therapy session and whether high-functioning people need this kind of work.

Frequently asked questions

Can you have complex trauma without obvious physical symptoms?

Yes. Some people carry significant trauma with minimal somatic symptoms, or symptoms that present subtly — mild fatigue, slight emotional blunting, a vague sense of not quite being present. Physical absence of symptoms doesn't mean the nervous system isn't affected; it may mean the adaptation is running efficiently and quietly.

Is emotional numbness the same as depression?

They overlap but are distinct. Depression involves low mood, loss of pleasure, cognitive slowing, and other features. Emotional numbing specifically describes a reduction in felt emotional experience, often without the cognitive heaviness of depression. Both can be present simultaneously, but numbing on its own isn't necessarily clinical depression.

Why does my body tense up even when I know I'm safe?

Because the nervous system responds to learned threat cues, not to your current cognitive assessment of safety. If certain tones of voice, kinds of attention, or relational dynamics were associated with threat in early life, the body continues to respond to them as threatening — faster than conscious thought can intervene. Knowing you're safe and feeling safe are two different neurological processes.

Can the body hold trauma without the person having any memories of it?

Yes. Implicit memory — the kind that lives in the body, in learned responses and habitual patterns — can persist without explicit narrative memory. This is common in early childhood trauma, which often predates the development of declarative memory. People may have strong body responses, relationship patterns, or emotional reactions with no clear memory of the events that shaped them.

Mariya Garnet is a Registered Psychotherapist (Qualifying) in Ontario, CRPO# 22667, specializing in somatic therapy for complex trauma and childhood emotional neglect. She trained for nine years in the Peruvian Amazon and completed postgraduate studies in Expressive Arts Therapy at the CREATE Institute in Toronto. She works online across Ontario.

More about the approach I use is on my somatic therapy page.