When the Past Stops Staying in the Past: An Educational Exploration of EMDR (Plus: FREE Downloadable Guide!)
Note: Note: This is an educational blog post exploring EMDR therapy and the psychology of how the brain holds difficult experiences. It is not intended as therapy, medical advice, or professional services advertising. If you need mental health support, please contact a licensed mental health professional.
Reacting to something in the present as if it were something from the past is an extremely challenging and confusing experience. Your heart races in a meeting because someone used a certain tone. Your body goes still when a door closes a little too hard. You know, cognitively, that you are safe. And still, some deeper part of you does not believe it.
We tend to explain this to ourselves in the language of character. I am too sensitive. I overreact. I should be over this by now. But what if the problem was never a flaw in who you are? What if it was simply a memory that never finished being filed?
This is the question at the heart of EMDR, and it changes how we understand healing.
What Gets Stuck, and Why
EMDR stands for Eye Movement Desensitization and Reprocessing. It was developed by psychologist Francine Shapiro, and its underlying model is called Adaptive Information Processing (Shapiro, 2018). The premise is deceptively simple: the brain is designed to process experience. Most of what happens to us, even hard things, gets digested over time. We make meaning of it, we connect it to other things we know, and it settles into the past where it belongs.
But when an experience is overwhelming enough, that process can be interrupted. The memory is stored in a raw form, with its original images, emotions, body sensations, and beliefs still attached. It does not get integrated into the larger network of what we know about ourselves and the world. It sits apart, frozen at the moment it happened.
This is why a present-day reminder can feel less like remembering and more like re-living. The nervous system is not being dramatic. It is responding to information that was never updated. The belief that formed in that moment, "I am not safe," "it was my fault," "I am too much," is still running as though it were current news.
Once you understand this, the shame starts to loosen. You are not broken. Something in you is doing exactly what it was designed to do with information that got stuck in the wrong place.
The Body Was Always Part of the Story
Those of us who work from a somatic and relational lens have long known that trauma is not just a thought problem. Stephen Porges's Polyvagal Theory helps explain why. Our nervous system is constantly scanning for cues of safety or danger, and it shifts states based on what it detects, often well below the level of conscious thought (Porges, 2011). A stuck memory acts like a false alarm wired into that system. The body responds to the alarm before the mind has a chance to weigh in.
This is why telling someone to "just think differently" about their trauma so often falls flat. Insight is valuable, but insight alone does not reach the level where the alarm is stored. EMDR was built with this in mind. It works with the body's sensations, the felt sense of a memory, and the images and emotions that live alongside the belief, rather than asking the person to reason their way out of something that was never reasoned into.
How EMDR Actually Works
EMDR follows an eight-phase structure, and I want to say something clearly at the outset: most of it is not memory processing.
The early phases are about history, relationship, and preparation. The therapist gets to know you, understands the shape of your experiences, and helps you build resources for feeling calm and steady. This might be an imagined safe place, a felt sense of a supportive figure, a grounding practice, or a real location or object that already helps you settle. Research on resource development in EMDR suggests this stabilization work is not a warm-up. It is foundational, and it matters especially for people with complex or long-standing histories (Korn & Leeds, 2002).
Only when that foundation is in place does processing begin. In those sessions, you hold a memory lightly in mind while engaging in bilateral stimulation, which simply means something that alternates between the two sides of the body. Following the therapist's fingers with your eyes. Tapping. Holding small pulsers that buzz back and forth. You do not have to narrate the memory in detail. You do not have to relive it. You notice what arises, you report briefly, and the therapist guides you through set after set until the memory begins to shift.
Researchers are still working out exactly why bilateral stimulation helps. One well-supported theory is that it taxes working memory, so that when you recall a distressing image while also tracking a moving stimulus, the image becomes less vivid and less emotionally charged, and the brain has the chance to re-store it in a softer form (van den Hout & Engelhard, 2012). Other lines of research point to processes similar to what happens in REM sleep and to changes in how the memory networks connect (Landin-Romero et al., 2018). The mechanisms are still being studied. The outcomes are well documented.
Meeting the Person, Not the Protocol
Here is where I want to bring in something that matters deeply to me as a clinician. EMDR is a structured therapy, and structure is part of what makes it effective. But structure without attunement is just a script.
The Trauma Therapist Institute, where I completed my EMDR training, writes about this beautifully in the context of adolescents. The teenage brain is in the middle of a major remodel, with emotion and reward systems maturing years before the prefrontal regions that handle planning and regulation (Casey & Jones, 2010). Working memory is still developing through the mid-teens (Luciana et al., 2005). An adult protocol handed unchanged to a fourteen-year-old often lands as one more performance demand in a life already full of them. The eye roll is not resistance. It is a nervous system correctly noticing the mismatch (Trauma Therapist Institute, 2026a).
So the tools change. A distress scale from zero to ten becomes a drawn thermometer or a lump of Play-Doh. A single imagined safe place becomes a whole imagined estate with rooms for comfort, protection, and strength, or a real trail, a game world, a song that already does the job. Processing happens in shorter chunks with regulation breaks built in (Trauma Therapist Institute, 2026b).
But I would argue the principle is not only about teens. It is about everyone. The neurodivergent adult who cannot visualize and needs a cold stone in her hand instead. The person whose history includes being dismissed every time they named an internal state, who will need far more time in preparation before "notice what comes up" feels like anything other than a trap. The client for whom a ninety-minute processing session is simply too much, and whose nervous system does better with twenty minutes and a pause.
Fidelity to EMDR and fidelity to the human being in the room are not in tension. They are the same thing. The model is the engine. The specific words and images and pacing are vehicles, and vehicles can be changed to fit the road.
Healing Is Still Relational
I have written before about the truth that we are wounded in relationship and we heal in relationship. EMDR does not change that. If anything, it depends on it.
The bilateral stimulation is not doing the work on its own. The work happens inside a relationship where the client's nervous system has learned, over time, that this room is safe. That the person across from them will not flinch at what comes up. That they can stop whenever they need to and be met with curiosity rather than correction. Allan Schore's research on the right brain suggests that repeated experiences with a regulating other can literally reshape our capacity for regulation, even later in life (Schore, 2012). The therapist's grounded presence during processing is part of the mechanism, not a nice addition to it.
This is also why preparation cannot be rushed. It is not just about teaching skills. It is about building the relational safety that makes it possible for someone to turn toward the hardest thing they have lived through and not be alone while they do it.
What Change Looks Like
People often imagine trauma therapy as dramatic. Cathartic release, tears, breakthroughs. Sometimes it is. More often, especially with EMDR, the change is quieter and stranger than that.
The memory is still there. You still know what happened. But when you think of it, the charge is gone. It feels like something that happened a long time ago to a version of you that you can hold with compassion. The belief that lived alongside it, "I am powerless," "I am unlovable," starts to feel simply untrue, in the way that you know something is untrue without having to argue yourself into it.
Between sessions, people sometimes notice their dreams are more vivid or they feel tired. New memories occasionally surface as the brain continues to sort. This is normal and usually settles quickly. What also tends to surface, more slowly, is a different relationship to the present. The tone in the meeting is just a tone. The door closing is just a door.
The Invitation
What if the reactions you have been ashamed of were not evidence of something wrong with you, but evidence of a memory that never got the chance to finish?
What if healing did not require you to relive the worst thing that happened, but simply to let your brain do, with support, what it was always designed to do?
What if the goal was not to forget, but to remember without being pulled under?
This is what EMDR offers, when it is done with care and with attention to the actual person in the room. Not erasure. Integration. The past becoming, finally, the past.
We do not have to carry the alarm forever. Sometimes we just need someone to sit with us while it learns it can stop ringing.
About the Author
Megan Colleen Johnson, MA, Associate Marriage and Family Therapist, AMFT #155314
Supervised by Jennifer Schilling, LPCC #1544
Employed by Walk Intuit Inc., San Juan Capistrano, CA
Important Disclaimers:
Educational Content Notice: This blog post is for educational and informational purposes only. It does not constitute professional advice, psychotherapy services, or establish a therapeutic relationship. The content reflects general psychological concepts and is not tailored to any individual's specific circumstances.
Not a Substitute for Professional Care: If you are experiencing mental health concerns, please consult with a qualified licensed mental health professional. This content should not be used as a substitute for professional mental health treatment. EMDR should only be provided by a clinician who has completed appropriate training.
Dual Relationships Policy: To maintain appropriate therapeutic boundaries per California ethical codes, the author does not accept therapy clients as creative clients, or creative clients as therapy clients.
Professional Practice Boundaries: Megan Colleen Johnson is an Associate Marriage and Family Therapist (AMFT #155314) under the supervision of Jennifer Schilling, LPCC #1544, and employed by Walk Intuit Inc. in San Juan Capistrano, CA. All therapy services are provided through Walk Intuit Inc. This blog content is personal educational writing and does not represent advertising or solicitation of therapy services.
Credential Verification: Credential information can be verified through the California Board of Behavioral Sciences at www.bbs.ca.gov.
References
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