I want to talk about something that I believe is at the core of almost every health concern I see in clinic: the nervous system. It's not always the most glamorous topic, and it doesn't get the same attention as gut health or hormones on social media, but honestly? It underpins everything.
Here's what I mean. When your nervous system is stuck in a state of chronic stress (what we call sympathetic dominance, or that constant low-grade fight or flight mode), your body is prioritising survival. And when it's prioritising survival, it's not prioritising digestion, hormone production, immune function, repair, or rest. It simply can't do both at the same time. This is why someone can be eating all the right foods, taking the right supplements, doing all the "right" things, and still not feeling well. If the nervous system isn't regulated, the body can't fully receive the nourishment you're giving it.
I think many of us have normalised living in this state. We've become so accustomed to being busy, wired, reactive, and overstimulated that we've forgotten what it actually feels like to be calm. Not the kind of calm that comes from collapsing on the couch at the end of an exhausting day, but a genuine, embodied sense of safety and ease in your own body.
What does a dysregulated nervous system look like?
It's not always dramatic. Sometimes it's subtle. It might show up as difficulty falling asleep or staying asleep, even when you're exhausted. It might look like a short fuse, snapping at the people closest to you over small things. It can manifest as digestive issues: bloating, nausea, loss of appetite, or that feeling of a knot in your stomach. It might be heart palpitations, tight shoulders, jaw clenching, shallow breathing, or a general sense of unease that you can't quite put your finger on. It can also look like emotional numbness or disconnection, which is actually a sign the nervous system has moved into a freeze response, the body's way of shutting down when fight or flight hasn't resolved the perceived threat.
Why does this matter for your health?
When the sympathetic nervous system is chronically activated, it impacts cortisol output, which in turn disrupts your hormonal cascade. Elevated cortisol can suppress thyroid function, interfere with progesterone production, dysregulate blood sugar, and increase systemic inflammation. It also reduces blood flow to the digestive organs, which compromises nutrient absorption and can contribute to gut permeability, sometimes called "leaky gut." It weakens immune resilience. It disrupts sleep architecture. The ripple effects are vast, and they're often the missing link when someone feels like they've tried everything.
Coming back to yourself
The good news is that the nervous system is remarkably adaptable. Neuroplasticity means we can actually retrain our stress response over time, but it requires consistent, gentle practice rather than a quick fix. Here are some of the things I recommend and use in my own life:
Breathwork
The breath is one of the most accessible and powerful tools we have for shifting the nervous system from sympathetic to parasympathetic. Extending the exhale is a simple place to start. Try breathing in for four counts, and out for six or eight. This directly stimulates the vagus nerve and signals to the body that it's safe. Even two to three minutes of intentional breathing can create a noticeable shift.
Grounding practices
Getting your bare feet on the earth, placing your hands on your body, feeling the texture of something in your hands. These sensory experiences bring you out of the thinking mind and into the present moment, into the body. It sounds simple because it is, and that's the point. The nervous system doesn't need complexity. It needs cues of safety.
Movement that matches your capacity
This ties in beautifully with cycle syncing, but it applies to everyone. If your nervous system is already overwhelmed, adding a high-intensity workout on top of that is like pouring fuel on a fire. There are absolutely times when your body needs gentle movement: a slow walk, some restorative yoga, stretching. Learning to match your movement to your nervous system's capacity is a radical act of self-care.
Nourishing the nervous system from the inside
From a naturopathic perspective, there are beautiful herbal medicines and nutrients that support nervous system resilience. Magnesium is a foundational mineral for nervous system function, and most of us aren't getting enough. Adaptogenic herbs like Ashwagandha, Withania, and Rehmannia can help modulate the stress response over time. B vitamins are essential for neurotransmitter production. And nervine herbs like Passionflower, Lemon Balm, and Skullcap can gently calm an overactive mind. These are tools I use regularly in clinic, tailored to each person's unique presentation.
Creating boundaries and space
This is the one that doesn't come in a supplement bottle, but it might be the most important. Setting boundaries around your time, your energy, your screen exposure, and your capacity is nervous system work. Saying no is nervous system work. Resting before you're burnt out is nervous system work. It's not always comfortable, but it's necessary.
If you've been feeling like you're running on empty, like your body is constantly tense or reactive, or like you just can't seem to switch off, I want you to know that it's not a personal failing. It's your nervous system doing exactly what it's designed to do in the face of too much, for too long. And the beautiful thing is, with the right support and small, consistent shifts, you can come back to a place of regulation, resilience, and calm.
You deserve to feel safe in your own body. That's not a luxury. It's a foundation.
Want support in regulating your nervous system?