Trauma and the Nervous System: Understanding Your Body’s Response
Trauma & Healing • March 30, 2026
LAST UPDATED: APRIL 2026
SUMMARY
Your nervous system remembers what your conscious mind has worked very hard to forget. For driven women who grew up in unpredictable or emotionally unsafe environments, the body’s alarm system learned to stay on — and it never fully turned off. This post explains what’s actually happening in your brain and body, why you feel the way you do, and what it takes to help your nervous system learn that the danger has passed.
When Your Body Remembers What Your Mind Wants to Forget
You’re in a meeting. Nothing dramatic is happening — a colleague’s voice rises slightly in frustration, or someone’s phone buzzes three times in a row and the sound cuts through the room. And then something shifts in you that you can’t quite name. Your chest tightens. Your jaw clamps. You’re suddenly hyperaware of the door. The words being spoken become somehow distant, like you’re hearing them from underwater, while your heart pounds as if something is about to go wrong.
Nothing is wrong. You know that, intellectually. But your body doesn’t.
Or maybe it’s quieter than that. You’ve been tired for years — not sleepy, but exhausted in a way that sleep doesn’t fix. You go through your days competent, capable, functional. But there’s a flatness underneath everything. A kind of numbness you’ve learned not to question. A distance from your own life that you chalk up to stress or busyness, because the alternative — that something is still happening inside you, something from a long time ago — feels too complicated to look at directly.
If either of those experiences sounds familiar, what you’re feeling has a name. It’s not weakness. It’s not a character flaw. It’s your nervous system responding to what it learned — in childhood, in a past relationship, in a period of your life that looked fine on paper and felt like survival in private. And this post is an accessible introduction to why that happens, what the research says, and what real healing can look like. If you’ve been wondering whether what you experienced qualifies as betrayal trauma, or whether your exhaustion has roots deeper than your schedule, you’re in the right place.
Trauma, the Nervous System, and Why They’re Inseparable
When most people think about trauma, they think about memory — the story of what happened, the flashback, the nightmare, the intrusive thought. And those are real. But some of the most important trauma researchers alive today have fundamentally shifted our understanding: trauma isn’t primarily a problem of memory. It’s a problem of the body.
DEFINITION
TRAUMA
Trauma is what happens inside the nervous system when an experience overwhelms its capacity to process and integrate. Bessel van der Kolk, MD, psychiatrist and trauma researcher at Boston University School of Medicine and author of The Body Keeps the Score, argues that unresolved trauma isn’t stored as a coherent narrative but as sensory fragments, muscle tension, and nervous system states that activate involuntarily — often years after the original event.
(PMID: 9384857) (PMID: 9384857)
In plain terms: Trauma isn’t just what you remember. It’s what your body still carries — the startle response, the tight throat, the sudden flatness in the middle of a perfectly ordinary afternoon. The body holds what the mind has moved on from.
Your nervous system is your body’s command center for survival. At its most basic, it’s always asking one question: Am I safe right now? When the answer is yes, it allows the body to rest, connect, digest, and heal. When the answer is no — or even maybe not — it mobilizes resources for protection.
This protection system is ancient. It kept your ancestors alive. And it’s extraordinarily good at its job. The problem isn’t the system itself — it’s when the system gets stuck in threat mode long after the threat is gone. When the body keeps responding to old danger as if it’s happening right now. That’s what we mean when we talk about trauma’s impact on the nervous system: a protective system that can’t find its way back to rest.
For women who grew up in homes where emotional safety was unpredictable — where a parent’s mood could change the entire atmosphere of a room, or where love felt conditional on performance — the nervous system had good reason to stay alert. You weren’t imagining it. The danger was real. The problem is that your body didn’t get the memo that things have changed.
The good news — and this is important — is that the nervous system is not fixed. It’s adaptive. It learned, and it can keep learning. Healing is not about erasing what happened. It’s about teaching the nervous system that it’s safe to land.
What the Research Tells Us
Two researchers have done more to shape our understanding of trauma and the nervous system than perhaps anyone else working in the field today.
Stephen Porges, PhD, developmental psychologist and Distinguished University Scientist at Indiana University, developed Polyvagal Theory — a framework that fundamentally changed how clinicians understand the nervous system’s response to threat. Porges, PhD identified three distinct states the nervous system can occupy: a social engagement state (when we feel safe and connected), a mobilized threat-response state (fight or flight), and an immobilized shutdown state (freeze or collapse). Crucially, his research showed that these states aren’t simply chosen — the nervous system drops into them automatically, based on cues of safety and danger it detects from the environment, often without our conscious awareness. He called this process neuroception: the body’s unconscious surveillance system, constantly monitoring for threat below the level of conscious thought. (PMID: 7652107) (PMID: 7652107)
DEFINITION
AUTONOMIC NERVOUS SYSTEM
The autonomic nervous system (ANS) is the body’s automatic regulatory network, controlling functions like heart rate, digestion, and stress response without conscious input. Stephen Porges, PhD, professor of psychiatry at the University of North Carolina and creator of Polyvagal Theory, identified three distinct neural circuits within the ANS that determine how we respond to perceived threat. These circuits — and their capacity to shift between states — are significantly shaped by our early relational experiences.
In plain terms: Your body has a built-in alarm system that runs 24/7 without you thinking about it. When trauma has rewired that system, your body keeps reacting to danger that isn’t there anymore — and that’s not a character flaw. It’s neurobiology.
What this means in practice: you don’t always choose to shut down, or freeze, or snap. Sometimes your nervous system makes that decision before your conscious mind has processed what’s happening. Understanding this removes a layer of shame — you weren’t overreacting. Your body was doing its job, with the information it had.
Bessel van der Kolk, MD, psychiatrist and trauma researcher at Boston University School of Medicine and author of the landmark book The Body Keeps the Score, spent decades documenting how trauma reorganizes the brain and body. His research showed that traumatic memories aren’t stored like regular memories — they’re encoded in the body, in the sensory and emotional systems, rather than in the narrative, verbal parts of the brain. This is why people who have experienced trauma often can’t simply “talk themselves out of” their responses. The body holds what words can’t reach. It’s also why approaches like somatic therapy and EMDR — body-based and bilateral processing methods — tend to reach what talk therapy alone cannot.
Together, the work of Porges and van der Kolk points toward the same core insight: healing trauma requires working with the body, not just the mind. Language-based approaches matter, but they’re not the whole story. The nervous system needs to feel safe — not just understand that it is.
DEFINITION
NEUROCEPTION
Neuroception, a term coined by Stephen Porges, PhD, refers to the nervous system’s subconscious process of detecting cues of safety or threat in the environment — operating beneath conscious awareness, before the thinking brain has a chance to evaluate the situation. In trauma survivors, neuroception is often calibrated toward danger, meaning the body reads neutral or even positive experiences through a threat lens.
In plain terms: You don’t decide to feel unsafe. Your body decides — faster than thought — based on patterns it learned from the past. That’s why logic doesn’t always calm a panic response. Your nervous system isn’t listening to your reasoning brain in that moment.
RESEARCH EVIDENCE
Peer-reviewed findings that inform this clinical framework:
Morning cortisol lower in PTSD than controls (g = -0.21, 95% CI: -0.42 to -0.01) (PMID: 30790632)
24 h cortisol lower in PTSD than controls (g = -0.31, 95% CI: -0.60 to -0.03) (PMID: 30790632)
Daily cortisol output lower in PTSD vs no trauma controls (d = -0.36, SE=0.15, p=0.008) (PMID: 22459791)
Fight, Flight, Freeze, and Fawn — In Plain Language
Most people have heard of fight or flight. Fewer people know about freeze — and almost no one talks about fawn. But all four survival responses show up consistently in the driven, ambitious women I work with, and understanding them is one of the most clarifying things I can offer in this work.
Fight doesn’t always look like aggression. In driven women, it often shows up as perfectionism, control, hypervigilance about outcomes, and a compulsive need to get ahead of every possible problem before it arrives. You’re not fighting people — you’re fighting circumstances. You’re fighting the possibility of things going wrong. You’re fighting the feeling that you might not be enough.
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Flight can look like over-scheduling. Staying busy enough that there’s no room for anything uncomfortable to surface. Taking on more projects, more responsibilities, more commitments — not because you want to, but because stillness feels unsafe. The driven woman who can’t sit still, who can’t take a vacation without checking her phone every twenty minutes, who says yes when she means no and then resents every obligation — that’s often flight dressed up as ambition.
Freeze is the one that surprises people most. It’s the sudden inability to respond, the decision-making paralysis, the blank stare, the forgetting what you were about to say in the middle of a sentence. It can show up as the shutdown that follows a conflict — the three-hour nap after a difficult conversation, the inability to reply to important emails, the dissociation that makes you feel like you’re watching your life from a slight distance. For many of the women I work with, freeze is deeply tied to childhood emotional neglect — the body’s response to an environment where expressing distress wasn’t safe or useful.
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Fawn is the survival strategy that looks the most like virtue. It’s the compulsive people-pleasing, the difficulty saying no, the hyperawareness of other people’s moods and needs, the way you find yourself managing everyone else’s emotional experience before your own. Fawn learned that the safest thing to do was make the people around you comfortable — and now it keeps doing that, even when the people around you are safe, even when you’re the one who needs something.
None of these responses are problems with your character. They are intelligent adaptations to real circumstances. They kept you functional — sometimes even impressive — during periods when more direct responses weren’t available to you. The difficulty is that they don’t automatically switch off when the circumstances change. That’s what trauma-informed therapy is designed to address.
“I felt a Cleaving in my Mind — as if my Brain had split — I tried to match it — Seam by Seam — But could not make them fit.”
EMILY DICKINSON, Poem 867, written circa 1864
How Trauma Lives in the Body of a Driven Woman
In my work with clients, what I see consistently is that the nervous system dysregulation caused by trauma doesn’t always announce itself dramatically. It often hides in plain sight inside the very qualities that look, from the outside, like success.
Priya is a cardiologist. She’s spent the last fifteen years moving faster than the people around her — faster in her residency, faster in her fellowship, faster in the academic hospital system where she’s now a department lead. She sleeps five hours a night and genuinely believes she doesn’t need more. In our sessions, she describes her emotional life the way you’d describe a region on a map you’ve never visited: she knows it exists, she can describe its approximate location, but she’s never actually been there. She is warm with patients, precise with colleagues, and almost entirely disconnected from herself. Her nervous system learned, somewhere early, that her feelings were a liability — and it became exceptionally good at bypassing them. What looks like discipline is also dissociation. What looks like resilience is also freeze.
Leila runs a fifty-person tech company. She’s articulate, visionary, and genuinely beloved by her team. She came to me because she couldn’t sleep — not because of anxiety exactly, but because the moment she got into bed and stopped moving, her body would start doing something she could only describe as “humming.” A vibrating alertness that made rest impossible. She’d lie there for hours, completely exhausted but unable to turn off. She’d tried meditation apps, weighted blankets, melatonin in quantities that would sedate a horse. Nothing worked, because none of those things addressed what was actually happening: her nervous system didn’t know how to shift out of a mobilized threat state that had been its default for most of her adult life. The humming wasn’t insomnia. It was her body in fight-or-flight, with nowhere to go.
These presentations are so common in my practice that I sometimes think of them as the invisible symptom: the driven woman whose competence is real and whose suffering is also real, and who has spent so long using one to manage the other that she’s almost forgotten there’s a difference.
What I want you to understand is this: the fact that you’re functioning doesn’t mean you’re not carrying something heavy. The two things can be true simultaneously. Your accomplishments are real. Your dysregulation is also real. These aren’t contradictions — they’re the both/and of a life built on a nervous system that learned very early to outrun what it couldn’t process.
If you recognize yourself in Priya or Leila, I’d gently encourage you to take the free quiz on this site — it can help you identify the specific childhood wound pattern that may be shaping your nervous system’s current default state. And if you want to explore what working together might look like, you can always reach out for a consultation.
Both/And: Your Body Isn’t Broken — It Learned
One of the most important reframes I offer the women I work with is this: your nervous system is not broken. It is working exactly as it was designed to work. The problem isn’t the design — it’s that the design is running on outdated information.
Think about it this way. If you spent the first decade or two of your life in an environment where unpredictability was normal — where a parent’s anger could erupt without warning, or where emotional attunement was inconsistent, or where you had to stay hyperalert to other people’s states in order to know how to navigate the room — then your nervous system made a logical calculation. It concluded: danger is always possible, so stay ready. And staying ready looked like hypervigilance, like scanning for threat, like never fully relaxing. It looked like developing an acute sensitivity to shifts in other people’s moods. It looked like the freeze response becoming your go-to when situations felt unmanageable.
Those adaptations were brilliant. They were the right response to the environment you were actually in. The difficulty is that your nervous system generalized from that environment to all environments. It drew conclusions about how the world works based on a sample size of one family, one neighborhood, one set of early relationships — and it’s been applying those conclusions ever since.
This is where the both/and framing becomes essential. Both: your nervous system learned something adaptive and intelligent. And: what it learned is no longer accurate. Both: the dysregulation you’re experiencing is a completely understandable response to what happened. And: you’re not stuck with it. Both: healing takes time and is sometimes hard. And: it is genuinely possible, in ways that aren’t toxic positivity.
I see this clearly in the work I do around complex PTSD and relational trauma. The women who make the most profound progress aren’t the ones who fight their nervous systems into submission — that approach just creates a new layer of vigilance. They’re the ones who learn to bring curiosity and compassion to their body’s responses, to understand what those responses were trying to protect, and to gently — over time, with support — introduce new information that allows the system to recalibrate.
Your body isn’t the enemy. It’s a scared, loyal protector who never got the memo that the war is over. Part of healing is delivering that memo — slowly, consistently, through experience rather than argument. That process is called trauma-informed therapy, and it’s what I specialize in.
The Systemic Lens: This Didn’t Happen in a Vacuum
When we talk about nervous system dysregulation, it’s tempting to treat it as a purely individual problem — something that happened to your particular brain, in your particular family, and is now your particular responsibility to fix. And while personal healing work is absolutely part of the picture, I want to be clear: the conditions that create nervous system dysregulation on this scale are not random. They are patterned. And the patterns follow lines of gender, class, race, and systemic power in ways that deserve to be named.
Women — and particularly women who are ambitious, driven, operating in high-performance environments — are expected to carry an enormous amount without showing it. The professional world rewards emotional regulation while simultaneously creating conditions that make regulation harder. You’re expected to manage your own distress, manage your team’s distress, present calmly in high-stakes situations, and then go home and manage your household’s emotional field as well. The chronic hyperarousal this creates isn’t weakness. It’s the predictable neurobiological consequence of sustained, impossible demands.
For women of color navigating predominantly white professional environments, the nervous system load is compounded by racial hypervigilance — the constant background processing required to assess and manage threat cues in environments where bias is often subtle but real. Research by Monnica Williams, PhD, licensed psychologist and Canada Research Chair in Mental Health Disparities at the University of Ottawa, has documented how racial trauma creates nervous system responses that mirror those of other forms of complex PTSD — chronic hyperarousal, hypervigilance, physiological stress responses that don’t turn off between exposures.
For women who grew up in economic precarity, the nervous system learned something specific about the world: that stability is fragile and disappears without warning. That certainty is a luxury you can’t afford to assume. That staying alert is the only way to stay ahead of the next disruption. The driven woman who grew up poor and is now professionally successful often carries this nervous system calibration into every room she enters — even rooms where, by every external measure, she is safe.
None of this is to say that your healing isn’t yours to do — it is. But it matters that we name the context in which your nervous system developed its patterns. The goal of trauma-informed therapy isn’t to help you become a more compliant version of yourself within systems that were designed to keep you working harder. It’s to help you access the full range of your own internal resources, on your own terms, so you can choose — rather than react — in every situation you face.
The systemic lens also helps with shame. When you understand that your nervous system patterns didn’t emerge from personal deficiency but from intelligent adaptation to real structural conditions, the self-blame — that steady internal voice that says something is wrong with me — has a little less to stand on. And that is not a small thing.
How to Help Your Nervous System Heal
The most important thing I want you to know before I talk about specific approaches: healing a traumatized nervous system is not about willpower. It is not about trying harder. It is not about developing more discipline, more insight, more understanding, more self-awareness. It is about providing the nervous system with consistent, repeated experiences of safety — until safety becomes the new default, rather than the exception.
That said, there are approaches that work. Here’s what the research supports and what I see making a real difference in my practice:
Somatic approaches.Somatic therapy works directly with the body — breath, movement, posture, physical sensation — to help the nervous system discharge activation and find its way back to a regulated state. Techniques from Somatic Experiencing, developed by Peter Levine, PhD, psychologist and trauma specialist and author of Waking the Tiger, are specifically designed to help the body complete survival responses that got interrupted during the original traumatic experience. This is different from talking about what happened — it’s working with what’s still happening in the body. (PMID: 25699005) (PMID: 25699005)
EMDR. Eye Movement Desensitization and Reprocessing, developed by Francine Shapiro, PhD, psychologist and researcher at the EMDR Institute, is one of the most evidence-based trauma treatments available. It works bilaterally — using left-right eye movements or taps — to help the brain process and integrate traumatic memories in a way that talk therapy alone often can’t achieve. You can read more about it in the complete EMDR guide on this site. (PMID: 11748594) (PMID: 11748594)
Relational safety. The nervous system heals primarily in relationship — because it was often wounded in relationship. Working with a therapist who maintains a consistently safe, regulated, attuned relational field gives your nervous system a new experience to learn from. Not just new information. A new experience. This is what I mean when I say the healing is embodied rather than intellectual. You can’t think your way to a regulated nervous system. You have to experience your way there — one safe relationship, one safe moment at a time.
Polyvagal-informed practices. Understanding Stephen Porges’ framework — even just the basics of which state your nervous system is in right now, and what it needs to move toward greater regulation — gives you a map for your own inner experience. Many of the women I work with find that simply being able to name what’s happening (I’m in shutdown right now; this is freeze, not laziness) reduces the secondary shame that compounds the original dysregulation. You can learn more about polyvagal principles and how they apply to your daily life in the work of Deb Dana, LCSW, clinician and consultant and author of Anchored, who has translated Porges’ research into accessible, practical language for both therapists and the general public.
Community and co-regulation. One of the most powerful regulators of the nervous system is another regulated nervous system. When you spend time with people who are genuinely calm — not performing calm, but actually inhabiting it — your nervous system takes notes. This is co-regulation, and it’s one of the ways the social engagement system, which Porges identified as the highest and most recent evolutionary development in the autonomic nervous system, does its work. Community matters for healing. Isolation makes dysregulation worse. I know that’s not always convenient to hear — especially for women who’ve learned to need nothing from anyone — but it’s what the research consistently shows.
Professional support. I’d be doing you a disservice if I implied that the above practices are sufficient substitutes for working with a trained trauma therapist. They’re not. They’re complements. The women I work with who make the most sustainable progress are the ones doing the relational, embodied work of therapy in combination with the daily practices that support regulation. If you’re wondering whether working with me might be right for you, or whether executive coaching might be a more appropriate fit for where you are right now, I’d encourage you to reach out. I work with driven, ambitious women — including physicians, attorneys, executives, and entrepreneurs — navigating exactly this terrain.
The path toward nervous system healing isn’t linear. There will be days when you feel like you’ve gone backward — when a trigger lands differently than you expected, when an old pattern re-emerges, when the progress you thought you’d made seems to disappear. That’s not regression. That’s the non-linear nature of how nervous systems learn. The trajectory, over time, with the right support, is toward more regulation, more choice, more capacity to be present in your own life. And that is worth working toward.
You didn’t choose the nervous system you developed. But you get to choose what you do with it now. And I genuinely believe — based on everything the research shows and everything I’ve witnessed in this work — that the nervous system’s capacity to heal is at least as remarkable as its capacity to protect.
If you’re ready to take a step, start with the free quiz to identify which childhood wound pattern might be driving your current patterns. Or reach out directly if you’d like to talk about what working together one-on-one might look like. You don’t have to understand everything before you begin. You just have to be willing to begin.
The deep work of relational trauma recovery — at your own pace. Annie’s step-by-step course for driven women ready to repair the psychological foundations beneath their impressive lives.
Q: What does “nervous system dysregulation” actually mean?
A: Nervous system dysregulation means your autonomic nervous system — the part of your body that runs your stress response, heart rate, digestion, and threat detection — is spending a disproportionate amount of time in activated or shutdown states rather than the regulated, social-engagement state where rest, connection, and healing happen. After trauma, this can become a chronic baseline rather than a temporary response to actual threat. It shows up as hypervigilance, chronic tension, emotional numbness, difficulty sleeping, or an inability to relax even when everything is technically fine. It’s not a character flaw. It’s a nervous system that learned to stay ready.
Q: Can I heal my nervous system without therapy?
A: Practices like breathwork, somatic movement, time in nature, and community support can meaningfully support nervous system regulation — and I’d encourage all of them. But they work best as complements to, not replacements for, working with a trained trauma therapist. The nervous system heals primarily in relationship — which is often where it was wounded. Trying to heal in isolation has real limits, especially for complex or relational trauma. That said, starting wherever you are is always the right move. You don’t have to have everything figured out before you begin.
Q: What’s the difference between PTSD and complex PTSD, and how does each affect the nervous system?
A: Classic PTSD typically develops following a discrete traumatic event — a single accident, assault, or disaster. Complex PTSD (C-PTSD) develops from prolonged, repeated trauma, often in the context of relationships or environments where escape wasn’t possible — childhood abuse or neglect, long-term domestic violence, chronic emotional invalidation. The nervous system effects differ: with PTSD, the dysregulation tends to cluster around specific triggers connected to the event. With C-PTSD, the dysregulation is often more pervasive — a chronic baseline of hypervigilance, emotional reactivity, and difficulty with self-regulation that touches almost every area of life. Many of the driven women I work with have C-PTSD from early relational environments that never felt fully safe, even when nothing dramatically “bad” happened.
Q: I function really well at work. Could I still have nervous system trauma responses?
A: Yes — and this is one of the most common presentations I work with. Functioning well externally and carrying significant internal dysregulation aren’t mutually exclusive. In fact, for many driven women, high performance is partly fueled by the same nervous system activation that’s also causing suffering. The hypervigilance that keeps you scanning for threats keeps you ahead of problems at work. The fight response that shows up as anxiety also shows up as relentless drive. The fawn response that creates chronic people-pleasing also makes you an excellent collaborator. These aren’t separate — they’re the same nervous system adaptation, expressing itself in different contexts. Functioning doesn’t mean you’re not carrying something heavy.
Q: How long does it take to heal a traumatized nervous system?
A: There’s no honest single answer to this, because it depends on the nature and duration of the original trauma, your current relational support, the modalities you’re using, and how much of the healing work you’re able to do in your daily life between sessions. What I can tell you is that healing isn’t linear — it moves in spirals, with periods of visible progress followed by periods that feel like plateau or even regression. What I consistently see, though, is that with consistent, appropriate support, people move — genuinely and measurably — toward more regulation, more flexibility, and more choice in their responses over time. It’s not fast. But it’s real.
Q: What’s the fawn response and why do I keep people-pleasing even when I know it’s not serving me?
A: The fawn response is a survival strategy that learned, early on, that the safest way to manage threat was to make the threatening person feel comfortable. It’s common in children who grew up with unpredictable, emotionally volatile, or narcissistic caregivers — where the child’s best defense was to become hyper-attuned to the adult’s needs and moods, and to manage those proactively. As an adult, that same strategy shows up as compulsive people-pleasing, difficulty saying no, discomfort with conflict, and a persistent sense that your needs matter less than everyone else’s. Knowing intellectually that it doesn’t serve you isn’t enough to override it, because it’s a nervous system pattern, not a thinking pattern. Shifting it requires working at the level of the body and the relational field — not just the mind.
Related Reading
van der Kolk, Bessel. The Body Keeps the Score: Brain, Mind, and Body in the Healing of Trauma. Viking, 2014.
Porges, Stephen W. The Polyvagal Theory: Neurophysiological Foundations of Emotions, Attachment, Communication, and Self-Regulation. W. W. Norton & Company, 2011.
Levine, Peter A. Waking the Tiger: Healing Trauma. North Atlantic Books, 1997.
Dana, Deb. Anchored: How to Befriend Your Nervous System Using Polyvagal Theory. Sounds True, 2021.
Herman, Judith Lewis. Trauma and Recovery: The Aftermath of Violence — From Domestic Abuse to Political Terror. Basic Books, 1992.
WAYS TO WORK WITH ANNIE
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As a licensed psychotherapist (LMFT #95719), trauma-informed executive coach, and relational trauma specialist with over 15,000 clinical hours, she guides ambitious women — including Silicon Valley leaders, physicians, and entrepreneurs — in repairing the psychological foundations beneath their impressive lives. Annie is the founder and former CEO of Evergreen Counseling, a multimillion-dollar trauma-informed therapy center she built, scaled, and successfully exited. A regular contributor to Psychology Today, her expert commentary has appeared in Forbes, Business Insider, Inc., NBC, and The Information. She is currently writing her first book with W.W. Norton.
Signs of nervous system dysregulation can include chronic anxiety or feeling "on edge," difficulty sleeping or staying asleep, feeling easily overwhelmed by stress, emotional reactions that seem disproportionate to situations, chronic fatigue or feeling "wired and tired," difficulty concentrating or making decisions, physical symptoms like headaches or digestive issues without clear medical causes, and feeling disconnected from your body or emotions. You might also notice that you cycle between feeling anxious and activated to feeling numb and shut down, or that you have difficulty relaxing even when you're in safe situations.
Nervous system dysregulation can absolutely be healed, though it takes time and the right support. Your nervous system has neuroplasticity - the ability to form new neural pathways and learn new patterns of response throughout your life. With appropriate therapy, regulation practices, lifestyle changes, and sometimes medication, people can learn to regulate their nervous systems and develop resilience. While you may always have some sensitivity to stress, you can develop the skills and awareness to manage your nervous system health effectively.
A normal stress response is proportionate to the current situation and resolves once the stressor is gone. Being triggered involves your nervous system responding to a current situation as if it were a past trauma, often with an intensity that seems disproportionate to what's actually happening. Triggers can cause you to feel like you're back in the traumatic situation, even when you're actually safe. The key difference is that triggered responses are based on past experiences rather than current reality, and they often involve fight, flight, freeze, or collapse responses that feel automatic and difficult to control.
This experience, sometimes called "relaxation-induced anxiety," happens because your nervous system has learned that being alert and vigilant is necessary for safety. When you try to relax, your nervous system might interpret this as dangerous because it's not scanning for threats. This is why stillness feels like falling and the neurobiology of rest resistance can be so challenging for trauma survivors. The key is to start with very gentle, brief periods of relaxation and gradually build your tolerance for calm states while reassuring your nervous system that it's safe to rest.
The timeline for healing varies greatly depending on factors like the type and severity of trauma, how long the dysregulation has been present, your support system, access to appropriate treatment, and your own resilience factors. Some people notice improvements within weeks or months of starting appropriate treatment, while others may need years of consistent work. Healing typically happens in waves rather than linear progress, with periods of improvement followed by plateaus or temporary setbacks. The important thing is to focus on progress rather than perfection and to be patient with your unique healing timeline.
While therapy can be incredibly helpful, especially for complex trauma, there are many things you can do on your own to support nervous system healing. These include practicing breathing techniques, engaging in regular exercise, developing mindfulness practices, creating safety and predictability in your environment, building supportive relationships, and learning about trauma and nervous system regulation. However, if you're dealing with severe symptoms, complex trauma, or if self-help approaches aren't sufficient, professional support can be crucial for healing.
PTSD is a specific mental health diagnosis with particular criteria, including exposure to trauma, intrusive symptoms (like flashbacks), avoidance behaviors, negative changes in thoughts and mood, and changes in arousal and reactivity. Nervous system dysregulation is a broader concept that describes how trauma affects your autonomic nervous system's ability to regulate between calm, activated, and shutdown states. You can have nervous system dysregulation without meeting the full criteria for PTSD, and PTSD always involves nervous system dysregulation. Many trauma survivors have nervous system symptoms that don't fit neatly into PTSD criteria but still significantly impact their lives.
Trauma affects your entire nervous system, which controls many of your body's functions. When your nervous system is dysregulated due to emotional or psychological trauma, it can create very real physical symptoms. Your brain doesn't distinguish between physical and emotional threats - both activate the same stress response systems. Additionally, chronic stress from trauma can contribute to inflammation, immune system dysfunction, and other physical health issues. These symptoms aren't "all in your head" - they're legitimate physical manifestations of how trauma has affected your nervous system.
You might explain that trauma affects the body's alarm system, making it go off even when there's no real danger, or that it's like having a smoke detector that's too sensitive and goes off when you burn toast. You could compare it to how your body might react to a loud noise by jumping, even when you know it's safe - trauma can make your whole nervous system react that way to things that remind it of past danger. Emphasize that it's not something you can just "get over" or control with willpower, but that there are effective treatments and strategies that can help. You might also share educational resources or invite them to a therapy session if appropriate.
Yes, children's nervous systems can definitely be affected by trauma, and in some ways they're more vulnerable because their nervous systems are still developing. Children's brains are more plastic, which means they can be more easily shaped by traumatic experiences, but also that they have greater capacity for healing with the right support. Children might show nervous system dysregulation through behaviors like difficulty sleeping, frequent meltdowns, regression in development, difficulty concentrating, or physical symptoms. The good news is that children often respond very well to trauma treatment, especially when their caregivers are also supported in understanding and responding to their needs.
Sleep is crucial for nervous system regulation and trauma healing. During sleep, your brain processes emotions and memories, your nervous system resets, and your body repairs itself. Trauma often disrupts sleep through hypervigilance, nightmares, or racing thoughts. Poor sleep then makes it harder for your nervous system to regulate during the day, creating a cycle where trauma affects sleep and poor sleep worsens trauma symptoms. Improving sleep hygiene, creating a safe sleep environment, and addressing trauma-related sleep disturbances can significantly support nervous system healing.
Exercise and movement help complete the stress response cycle that trauma can interrupt. When you're in fight or flight mode, your body is prepared for physical action, and movement helps discharge that energy. Exercise also releases endorphins, reduces stress hormones, and can help regulate your nervous system. Different types of movement can have different effects - gentle movement like yoga might help activate your parasympathetic nervous system, while more vigorous exercise might help discharge sympathetic activation. The key is finding movement that feels good in your body and doesn't push you beyond your window of tolerance.
Co-regulation is the process of regulating your nervous system through connection with others who are calm and regulated. It happens naturally when you're around someone whose nervous system is in a balanced state - their regulation can help your nervous system settle and find balance. This is why being around certain people feels calming while being around others feels draining or activating. Co-regulation is how we first learn to regulate as infants through our caregivers, and it remains important throughout life. Seeking relationships with regulated people and eventually becoming a co-regulating presence for others is an important part of healing.
Medication can be helpful for managing symptoms of nervous system dysregulation, such as anxiety, depression, sleep disturbances, or hypervigilance. Medications like antidepressants, anti-anxiety medications, or sleep aids can help stabilize your nervous system enough to engage in therapy and other healing work. However, medication typically works best when combined with therapy and other approaches that address the underlying trauma. Some people find medication very helpful, while others prefer non-medication approaches. The decision should be made in consultation with a qualified healthcare provider who understands trauma.
Look for therapists who have specific training in trauma treatment approaches like EMDR, Somatic Experiencing, or other body-based therapies. They should understand how trauma affects the nervous system, not just thoughts and behaviors. Good trauma therapists will help you feel safe and regulated in sessions, will go at your pace rather than pushing you to talk about trauma before you're ready, and will understand that healing happens through the body as well as the mind. They should be able to explain how trauma affects the nervous system and help you develop regulation skills alongside processing traumatic experiences.
Acute trauma typically results from a single incident and may cause temporary nervous system dysregulation that can heal with appropriate support. Complex trauma results from repeated or prolonged traumatic experiences, often in childhood, and tends to cause more pervasive and long-lasting nervous system dysregulation. Complex trauma often affects your basic sense of safety in the world, your ability to regulate emotions, and your capacity for relationships. It may require longer-term treatment that focuses on building regulation skills and addressing attachment issues alongside processing traumatic experiences.
Yes, nervous system dysregulation can significantly impact your ability to function in work and daily life. You might have difficulty concentrating, making decisions, or managing stress. You might feel exhausted from your nervous system being chronically activated, or you might feel disconnected and unmotivated if you're in a shutdown state. You might have difficulty with relationships, feel overwhelmed by normal responsibilities, or have physical symptoms that interfere with functioning. The good news is that as you heal your nervous system, your functioning typically improves significantly.
There are many discrete regulation techniques you can use in public settings. These include subtle breathing exercises (like extending your exhale), grounding techniques (like feeling your feet on the floor or pressing your hands together), brief mindfulness practices (like noticing five things you can see), or gentle movement (like stretching or walking). You can also excuse yourself to the bathroom for a few minutes of deeper breathing or grounding. The key is having a toolkit of techniques that you can use in different settings and practicing them regularly so they're available when you need them.
It's completely normal to feel overwhelmed when learning about trauma and nervous system effects - this information can be intense and may bring up difficult feelings. Take breaks from reading or learning about trauma, practice self-care and regulation techniques, focus on one small piece of information at a time rather than trying to understand everything at once, and remember that knowledge is power - understanding your nervous system gives you more choice in how you respond to stress. If you feel consistently overwhelmed, consider working with a therapist who can help you process this information at a manageable pace.
Healing is more challenging when you're still in stressful or unsafe situations, but it's not impossible. Focus on what you can control, even if it's small things like your breathing or brief moments of self-care. Develop safety plans and resources for crisis situations. Build support systems outside the stressful situation when possible. Practice regulation techniques that you can use discretely. Work toward changing your situation when it's safe and possible to do so. Remember that even small steps toward healing and self-care matter, and that your situation doesn't have to be perfect for healing to begin.
Progress in nervous system healing might include noticing your triggers without automatically reacting to them, feeling more choice in how you respond to stress, improved sleep or energy levels, better relationships and communication, increased ability to enjoy positive experiences, feeling more present in your body and daily life, and reduced intensity or frequency of trauma symptoms. Progress is often subtle and gradual, so keeping a journal or working with a therapist can help you recognize changes that might not be obvious day-to-day. Remember that healing isn't linear - you might have setbacks that don't mean you're not making progress overall.
Trauma and nervous system dysregulation can contribute to addiction in several ways. People might use substances to self-medicate symptoms like anxiety, depression, or hypervigilance. Substances might temporarily help regulate an dysregulated nervous system, providing relief from chronic activation or shutdown. Addiction can also be a way of avoiding or numbing difficult emotions and memories related to trauma. Additionally, the chronic stress of addiction can further dysregulate the nervous system, creating a cycle where addiction and nervous system dysregulation reinforce each other. Effective addiction treatment often needs to address underlying trauma and nervous system healing.
Yes, nervous system dysregulation can be transmitted across generations through several mechanisms. Parents with dysregulated nervous systems may have difficulty providing the consistent, attuned care that children need to develop healthy regulation. Children learn regulation partly through co-regulation with their caregivers, so they may learn dysregulated patterns. Additionally, emerging research suggests that trauma can create epigenetic changes that affect gene expression and may be passed down to future generations. However, healing your own nervous system can help break these cycles and create healthier patterns for future generations.
Learn about trauma and nervous system regulation so you can understand what they're experiencing. Practice your own nervous system regulation so you can be a co-regulating presence. Avoid trying to fix or rescue them, but offer consistent, patient support. Respect their boundaries and healing process, even if it's different from what you think they should do. Take care of your own wellbeing and seek support when you need it. Encourage professional help when appropriate, but don't pressure them. Remember that healing happens at their pace, not yours, and that your consistent, regulated presence is one of the most helpful things you can offer.
Nervous system activation is a normal physiological response to stress or perceived threat, while anxiety disorders involve persistent, excessive worry or fear that interferes with daily functioning. However, trauma can cause your nervous system to become chronically activated, which can look very similar to anxiety disorders. Many people with trauma histories are diagnosed with anxiety disorders when what they're actually experiencing is nervous system dysregulation from trauma. The treatment approaches can be different - anxiety disorders might be treated primarily with cognitive techniques, while trauma-related nervous system dysregulation often requires body-based approaches that work directly with the nervous system.
Yes, absolutely. Trauma can affect your nervous system even if you don't have clear memories of traumatic events. This is especially common with early childhood trauma, which may not be stored in explicit memory but can still affect your nervous system development. You might have nervous system symptoms like chronic anxiety, difficulty regulating emotions, or physical symptoms without clear memories of what caused them. Your body and nervous system remember even when your mind doesn't. Healing can still occur through working with your current nervous system patterns, even without detailed trauma memories.
During stressful periods, it's especially important to prioritize your regulation practices and self-care. Maintain routines that support your nervous system, like regular sleep, exercise, and regulation practices. Increase your use of regulation techniques during stressful times. Seek extra support from friends, family, or professionals. Be gentle with yourself and lower your expectations for what you can accomplish. Focus on what you can control rather than what you can't. Remember that it's normal for your nervous system to be more reactive during stressful periods, and that this doesn't mean you're not healing or that you're going backward.
Nutrition plays an important role in nervous system health. Stable blood sugar levels support nervous system regulation, so eating regular, balanced meals is important. Certain nutrients like omega-3 fatty acids, magnesium, and B vitamins support nervous system function. Limiting caffeine and alcohol can help with regulation, as both can affect your nervous system's ability to maintain balance. Some people find that certain foods trigger nervous system responses, possibly due to food sensitivities or associations with traumatic experiences. Working with a nutritionist who understands trauma can be helpful for developing an eating plan that supports your nervous system healing.
Yes, creative activities can be very helpful for nervous system regulation and trauma healing. Art, music, dance, writing, and other creative expressions can help process emotions and experiences that are difficult to put into words. Creative activities can help you access and express parts of your experience that might be stored in non-verbal parts of your brain. They can also be regulating and soothing, helping activate your parasympathetic nervous system. Many people find that creative expression helps them feel more connected to themselves and provides a sense of agency and empowerment. Art therapy and other creative therapies are recognized trauma treatment approaches.
You might be ready to help others when you have sufficient stability in your own healing, can maintain appropriate boundaries without taking on others' emotions, aren't triggered by others' trauma stories, have your own support system in place, and are motivated by genuine desire to help rather than your own unmet needs. Consider getting proper training if you want to help others professionally. Start small with informal support or mentoring. Always prioritize your own continued healing and self-care. Remember that your healing journey itself can be helpful to others, even if you're not formally helping them - you model what healing looks like and can offer hope to others who are struggling.
Annie Wright, LMFT
Annie Wright is a licensed psychotherapist and relational trauma recovery specialist with over 15,000 clinical hours.
She helps ambitious women whose impressive lives don’t feel as good as they look—women who have used success as a shield but still struggle internally with anxiety, burnout, or relational pain. As the founder of a thriving therapy center she built, scaled, and sold, Annie now coaches and consults with women leaders, entrepreneurs, and professionals navigating identity shifts, leadership transitions, and the long arc of trauma recovery.
Her work has been featured in NPR, Forbes, Business Insider, and other national outlets. Annie blends deep clinical expertise with lived experience to help women build lives that are not only high-functioning, but deeply fulfilling.
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