THE SEVEN CENTERS SYSTEM®

GUIDE · 8 MIN READ

How to regulate your nervous system

A clinician's guide to what dysregulation actually feels like, the science underneath it, and a daily practice you can start today.

By Morgan Starr-Riestis, LMHC — neuroscientist & founder of the Seven Centers System®

A regulated nervous system isn't calm. It recovers.

THE QUESTION UNDERNEATH

What people are really asking

When people ask me how to regulate their nervous system, they're usually asking a different question underneath: how do I stop feeling like this? The racing thoughts at 2 a.m. The tight chest at the morning meeting. The shutdown that arrives without warning at the end of a long week.

A regulated nervous system isn't one that's always calm. It's one that recovers — that can mobilize when you need to act, and settle when the moment has passed. The good news: this is a trainable capacity. The body comes with the equipment. Most of us were just never taught how to use it.

WHAT TO NOTICE

Two flavors of dysregulation

Dysregulation shows up in two broad flavors, and most of us live somewhere on the spectrum between them.

HYPERAROUSAL

Wired

Anxious, irritable, hypervigilant. Can't sit still, mind racing, trouble sleeping.

HYPOAROUSAL

Shut down

Flat, foggy, numb. Exhausted, disconnected, hard to feel present.

You can swing between both within a single day. That's not a personality flaw — that's a nervous system that hasn't been taught the path back to the middle.

Here's what makes dysregulation so costly: when you're outside your window, an important part of your brain called the prefrontal cortex goes offline. That's the region responsible for focus, decision-making, emotional regulation, and creativity. Which is why, when you're dysregulated, you can't think clearly, can't get things done, and can't feel your best — no matter how hard you try. Regulation isn't a luxury. It's what brings your full brain back online.

Window of Tolerance diagram showing hyperarousal (fight or flight) at the top, the regulated window of tolerance in the middle, and hypoarousal (freeze or shutdown) at the bottom.

THE SCIENCE, BRIEFLY

Flow between states

Your autonomic nervous system has two main branches. The sympathetic branch mobilizes you for action. The parasympathetic branch — specifically the ventral vagal pathway — brings you into rest, connection, and safety. Stephen Porges' Polyvagal Theory describes a third state, dorsal vagal shutdown, that the body drops into when activation feels unsurvivable.

Regulation isn't about staying in one state. It's about flow between them. The practices below are small, daily inputs that train that flow.

A DAILY PRACTICE

Start today

All you need to regulate your nervous system and feel your best is 10 minutes in the morning and 10 at night. The easiest way to make it stick is to habit stack — anchor your practice onto something you already do (your morning coffee, your evening wind-down) — and choose a technique from each of the seven research-backed categories below.

  1. 01

    Breathwork

    The breath is one of the fastest ways to signal safety to your nervous system.

  2. 02

    Bilateral Stimulation

    Alternating left–right stimulation helps the brain process and regulate.

  3. 03

    Cold Exposure

    Cold activates the vagus nerve and can shift your state quickly.

  4. 04

    Pressure

    Deep pressure activates the parasympathetic nervous system.

  5. 05

    Movement

    The body needs to move to complete the stress cycle.

  6. 06

    Sound

    Vibration through the vocal cords directly stimulates the vagus nerve.

  7. 07

    Co-regulation

    We are wired to regulate through connection.

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FREQUENTLY ASKED

Common questions

How long does it take to feel a difference?

A single practice can shift your state in 60–90 seconds. Lasting capacity tends to show up in 4–8 weeks of daily reps.

Do I need to meditate?

No. Meditation is one tool among many. Movement, breath, orienting, and co-regulation are equally valid — often more accessible.

Can I do this alongside therapy or medication?

Yes. Daily nervous system practice is foundational and complements any clinical care you're already receiving.

ABOUT THE AUTHOR

Morgan Starr-Riestis, LMHC is a licensed mental health counselor and neuroscientist, creator of The Seven Centers Regulation and Integration Model (SCRIM), and founder of MindPsy Guidance. She has been featured in the New York Times, built a community of over 1 million people across platforms, and is publishing a book with Penguin Random House (Summer 2027).