Signs Your Nervous System Is Dysregulated (And What They Actually Mean)

There's a list of things I used to think were just... "normal".

Snapping at my kids over nothing. Getting to the end of the day completely wrung out even when nothing that hard actually happened. Lying in bed too wired to sleep, mind running through a list of things I'd already handled. Craving something- sugar, my phone, work (yes, I know, it's weird, but I love what I do!), anything- the moment I finally sat down.

I thought this was just how "busy life" felt. Proof that I had a lot going on, needed to be more organized... or just learn how to "let go" and "be present".

But that wasn't the case. They were signs my nervous system was dysregulated, and once I understood what that actually meant, everything about how I was coping started to make sense.

Instead of What's wrong with me? I started asking: What is my body trying to tell me?

That shift changed everything. Because then, and only then, did I have the space to get honest about what was under the surface.

What Is Nervous System Dysregulation?

Nervous system dysregulation means your autonomic nervous system (the part that runs in the background, governing things like heart rate, digestion, and your stress response without you having to think about it) is stuck in a state of activation or shutdown rather than moving fluidly between the two.

Throughout the day, your body naturally moves between different levels of arousal - alert and energized, relaxed and recovering. Both are necessary, of course. The goal isn't to remain calm all the time. It's to have the flexibility to respond to what's happening and recover when the moment has passed.

When that flexibility breaks down, everything hits harder than it should. Here's what that actually looks like in a body.

1. You're Exhausted But Can't Actually Rest

This is one of the most common and least talked-about signs of dysregulation: being deeply tired but unable to land anywhere restful.

You lie down, and your mind keeps running. You sit still and feel restless. You have a rare quiet afternoon and spend it anxious about everything you're not doing. Rest doesn't feel restorative... it feels like a performance, something you're supposed to be doing correctly but can't quite access.

This happens because your nervous system is operating from what Dr. Stephen Porges, the neuroscientist who developed Polyvagal Theory, calls a "defensive state" - a low-grade but persistent activation of your fight-or-flight system that keeps your body on alert even when nothing dangerous is actually happening. Research from the University of California, Berkeley (Stults-Kolehmainen & Sinha, 2014) found that people under chronic stress showed measurably impaired ability to downregulate - their nervous systems simply couldn't find the off switch.

You can be physically still without feeling internally settled. And rest often requires more than clearing your calendar; it requires creating the conditions that help your body believe it's actually safe to stop.

Explore: Why Rest Feels Impossible

2. You're Reactive in Ways That Surprise You

Your child asks you a question. Your partner makes an innocent comment. Someone interrupts you mid-task. And suddenly you're more irritated than the moment warrants - you hear yourself respond sharply and immediately wonder where that came from.

You might not actually be angry about the question. You might be carrying the accumulated weight of a hundred things that happened before it.

This is where the concept of the window of tolerance becomes useful. Developed by psychiatrist Dr. Dan Siegel, the window of tolerance describes the zone of nervous system arousal in which you can function: thinking clearly, responding rather than reacting, handling complexity without feeling overwhelmed. Under prolonged stress, that window shrinks. Things that would normally feel manageable now tip you over the edge because you're already running close to capacity.

The American Psychological Association's research on allostatic load - the cumulative wear on the body from chronic stress (McEwen & Stellar, 1993) - found that prolonged elevated stress hormones narrow the range of stimuli a person can process without triggering a threat response. Your nervous system has been carrying more than it's letting on, and your reactions are the evidence.

Understanding why you're reactive doesn't remove your responsibility for your responses. It gives you more information to work with.

3. Your Body Has Been Sending You Signals You've Been Ignoring

Tight jaw. Shoulders that live near your ears. A stomach that's perpetually unsettled. Headaches that show up at predictable times. Shallow breathing you only notice when someone asks you to take a deep breath and it doesn't come easily.

The body keeps score - that's the central argument of Dr. Bessel van der Kolk's landmark research on trauma and the nervous system (van der Kolk, 2014). But it also keeps score of smaller accumulated loads. The nervous system communicates through the body before it communicates through the conscious mind, which means physical tension is often the first place dysregulation shows up, well before you have a word for what's happening.

Somatic (body-based) signs of dysregulation documented in clinical literature include: jaw clenching or teeth grinding, shallow or held breath, chronic shoulder and neck tension, digestive disruption (particularly IBS-type symptoms), skin flares, and persistent fatigue that sleep doesn't resolve (Levine, 1997, Waking the Tiger).

Notice when symptoms appear and what else is happening in your life. Maybe your shoulders tighten every time you open your email. Maybe your stomach knots before a particular conversation. Your body has been revealing patterns your conscious mind hasn't fully caught up to yet.

Explore: What Is a Sensory Ritual - and Why It Actually Works
(how to use your body to regulate your nervous system)

4. You Cope by Numbing Instead of Resting

There's a difference between choosing something enjoyable because you genuinely want it, and reaching for something because you desperately don't want to feel what you're feeling. When you're dysregulated, that line gets blurry fast.

You spend the day taking care of everyone and everything. Finally, the house is quiet. You have an opportunity to do something nourishing for yourself. But instead you find yourself scrolling, or pouring another glass, or watching three more episodes of a show you're not particularly interested in, and suddenly it's midnight.

Rest is when you put something down, and your system actually recovers. Numbing is when you put something down and pick up something else that stops you from feeling- doom-scrolling, binge-watching, compulsive planning, staying busy so you never have to be still. The problem is that numbing doesn't discharge the stress load. It postpones it.

Research from the National Institute on Drug Abuse found that stress is one of the most robust predictors of compulsive behavior, because substances and distractions temporarily suppress cortisol and activate reward pathways in a way that mimics the nervous system coming to rest (Sinha, 2008). Your nervous system is not reaching for the wine because you're weak. It's reaching for the fastest route to calm it's found.

I'm sharing this as information, not judgment. Once you understand what you're really reaching for- comfort, quiet, permission to stop thinking, a moment where nobody needs anything from you- you can begin finding more intentional ways to meet that need. The goal isn't to eliminate pleasure. It's to stop confusing escape with nourishment.

5. You Feel Disconnected - From Your Body, Your Emotions, or Other People

We often associate stress with anxiety, irritability, or overwhelm. But sometimes dysregulation looks like the opposite: flatness, disconnection, going through the motions without feeling particularly present. You're participating in your life, but something feels distant. The things that usually excite you have lost their spark. Someone asks how you're feeling and you genuinely don't know.

This is what you call the dorsal vagal response- the other end of Polyvagal Theory. When the nervous system has been in prolonged activation and can't find relief, it sometimes moves into shutdown: a protective numbing that reduces the felt intensity of what's happening. A 2020 review published in Frontiers in Psychology (Kolacz et al., 2020) found that autonomic nervous system dysfunction was significantly associated with both anxiety and dissociative symptoms- meaning the same underlying dysregulation can present as feeling too much or feeling nothing at all.

Both ends - hyperactivation and shutdown - are signs of a dysregulated nervous system. Neither is "wrong". Both are your body trying to protect you with the best tools it has.

And if that sense of numbness or disconnection persists, working with a somatic (body-based) therapist can be a genuinely important part of finding your way through.

6. Small Things Feel Like Big Things

The email that shouldn't be a big deal. The logistics of scheduling something. The question of what to make for dinner. The request from someone you love that lands like another enormous demand.

When these normal, low-stakes things feel disproportionately heavy, it's not a sign that you're dramatic or that your life is too hard. Capacity isn't fixed - it changes depending on what you're carrying. Dr. Lisa Feldman Barrett, a neuroscientist at Northeastern University, calls this "interoceptive prediction error" - when your body's internal state (elevated stress hormones, a nervous system already primed for threat) doesn't match the actual level of danger in your environment, the brain fills in the gap with more anxiety (Barrett, 2017, How Emotions Are Made).

Sometimes the small thing isn't actually the problem. It's simply the thing that reveals how full your system has become. And that realization can be an invitation: to establish a boundary, to ask for help, to reduce unnecessary demands, or to give yourself permission to stop treating every responsibility as equally urgent. Because regulation isn't only about learning to tolerate more. Sometimes it's about recognizing that something in your life needs to change.

What Is Your Nervous System Asking For?

The goal isn't to become a woman who never gets overwhelmed, never loses her patience, never feels anxious or tired or disconnected. That's not regulation - that's an impossible standard.

Your nervous system is designed to respond to life. Stress, excitement, grief, uncertainty, challenge - all of it. The goal is developing greater flexibility: the ability to recognize what's happening, respond to what you need, and find your way back to a more settled state.

And this doesn't always require an elaborate morning routine or another hour of self-care squeezed into an already overflowing day. Sometimes it begins with something small.

Five Ways to Support Your Nervous System Today

1. Give yourself a moment between stimulus and response. Before answering the question, reacting to the interruption, or opening the next email - pause. Feel your feet on the ground. Notice your breath. Even a few seconds of awareness creates space to respond rather than react.

2. Let your body move. Take a walk. Stretch your shoulders. Step outside. Physical movement helps discharge stress hormones that have built up in the body. It doesn't need to be intense to work.

3. Create sensory cues for slowing down. Lower the lights in the evening. Put on music that feels settling. Step outside and notice the air against your skin. Reach for a familiar, grounding scent. Our sensory environments influence how we feel - and repeated associations can make certain experiences reliable reminders to pause.

4. Get curious about what you're carrying. Ask yourself: What's actually demanding my energy right now? What can I put down? Where might I need a boundary instead of another coping strategy? Not every stressful experience needs to be managed internally. Sometimes the most supportive choice is changing an unsustainable situation.

5. Practice small moments of presence throughout the day. A few intentional breaths before starting work. A quiet moment with your morning tea. An evening ritual that marks the transition from doing to resting. Consistency matters more than a perfect routine.

North - a sensory anchor for your regulation practice

The Role of Ritual

There's something real about taking an ordinary moment and making it intentional.

A cup of tea becomes a moment of quiet. An evening shower becomes a transition from the demands of the day. A familiar scent becomes a signal to soften your shoulders and notice your breath.

Smell, specifically, moves faster than almost any other sensory input. Scent travels directly to the limbic system - the brain's emotional and memory center - bypassing the prefrontal cortex entirely. Research in Chemical Senses (Herz & Engen, 1996) found that olfactory cues produce faster and more reliable emotional associations than any other sensory input. This is why a scent you've anchored to calm can interrupt a stress spiral almost before you've registered you're in one.

North - our grounding body spray - was formulated exactly for this. Vetiver for nervous system depth, black spruce for grounding, cypress for the breath that comes between overwhelm and okay. One inhale, and your body already knows the way back.

The goal isn't to never be dysregulated. It's to know what it feels like when it's happening, and to have something real to reach for.

Your body has been speaking this whole time. These signs are the language.

Explore: The 30-Second Reset: How Scent Becomes a Nervous System Ritual

FAQs: Nervous System Dysregulation Signs

Q: How do I know if what I'm feeling is nervous system dysregulation or just stress?

A: Stress and dysregulation are related but different. Stress is a response to a specific stressor - it typically resolves when the stressor does. Dysregulation is when your nervous system gets stuck in an activated or shutdown state that doesn't resolve even after the stressor is gone. If your reactions feel disproportionate, your body holds tension chronically, or rest doesn't actually restore you, those point toward dysregulation.

Q: Can nervous system dysregulation look different in different people?

A: Yes - significantly. Dysregulation can present as hyperactivation (anxiety, irritability, restlessness, trouble sleeping) or hypoactivation (flatness, disconnection, shutdown, emotional blunting). Many people move between both. The common thread is that the nervous system isn't moving fluidly between states; it's getting stuck in one or oscillating rapidly between extremes.

Q: Is nervous system dysregulation the same as a mental health diagnosis?

A: No. Dysregulation describes a functional state of the autonomic nervous system - it's not a clinical diagnosis. That said, nervous system dysregulation underlies many mental health challenges, including anxiety disorders, PTSD, and depression. If your symptoms are severe or significantly affecting your ability to function, working with a somatic therapist can be genuinely transformative.

Q: What actually helps regulate the nervous system - not just temporarily, but over time?

A: Consistency matters more than intensity. Regular, embodied practices - breathwork, movement, time in nature, sensory ritual - gradually shift your nervous system's baseline rather than just offering short-term relief. Research on vagal tone (the responsiveness of the vagus nerve, which governs the parasympathetic "rest and digest" response) shows it can improve over time with consistent practice (Kok et al., 2013, Psychological Science).

Q: Can my environment affect how regulated my nervous system feels?

A: Directly and measurably, yes. Light, scent, sound, temperature, and visual input all send signals to the parts of your brain that regulate threat assessment. Reducing harsh overhead lighting, adding natural or calming scent, lowering ambient noise, and spending time in nature have all shown measurable effects on cortisol and autonomic nervous system state in peer-reviewed research.

Sources

• Porges, S.W. (2011). The Polyvagal Theory: Neurophysiological Foundations of Emotions, Attachment, Communication, and Self-Regulation. W.W. Norton.
• Stults-Kolehmainen, M.A., & Sinha, R. (2014). "The effects of stress on physical activity and exercise." Sports Medicine, 44(1), 81-121.
• McEwen, B.S., & Stellar, E. (1993). "Stress and the individual: Mechanisms leading to disease." Archives of Internal Medicine, 153(18), 2093-2101.
• van der Kolk, B. (2014). The Body Keeps the Score: Brain, Mind, and Body in the Healing of Trauma. Viking.
• Levine, P.A. (1997). Waking the Tiger: Healing Trauma. North Atlantic Books.
• Sinha, R. (2008). "Chronic stress, drug use, and vulnerability to addiction." Annals of the New York Academy of Sciences, 1141, 105-130.
• Kolacz, J., Kovacic, K.K., & Porges, S.W. (2020). "Traumatic stress and the autonomic brain-gut connection in development." Frontiers in Psychology, 11, 1218.
• Barrett, L.F. (2017). How Emotions Are Made: The Secret Life of the Brain. Houghton Mifflin Harcourt.
• Herz, R.S., & Engen, T. (1996). "Odor memory: Review and analysis." Psychonomic Bulletin & Review, 3(3), 300-313.
• Kok, B.E., et al. (2013). "How positive emotions build physical health." Psychological Science, 24(7), 1123-1132.