What Is EMDR Therapy and How Does It Work?
A straightforward guide to one of the most effective and well-researched treatments for trauma, anxiety, and disturbing life experiences.
By Rebecca Anderson, PhD · Florida Coast Counseling
If someone told you that moving your eyes back and forth could help you heal from trauma, you'd probably be skeptical. Fair enough. EMDR therapy (which stands for Eye Movement Desensitization and Reprocessing) sounds unusual, and the name doesn't exactly make it easier to understand. But behind that awkward acronym is one of the most rigorously studied and widely endorsed treatments in modern mental health.
Developed by psychologist Francine Shapiro in the late 1980s, EMDR has been validated by decades of clinical research and is now recommended by the World Health Organization, the U.S. Department of Veterans Affairs, and the American Psychological Association as a front-line treatment for trauma and PTSD. At Florida Coast Counseling, our therapists (including Christy Shutok, MA, LMHC, who specializes in EMDR) use this approach regularly with clients across Southwest Florida who are struggling with the lasting effects of difficult experiences.
Whether you've been recommended EMDR by another provider or you're simply curious about how it works, this guide will walk you through the process in plain language. What happens, why it helps, and how to know if it might be right for you.
How EMDR Works
To understand EMDR, it helps to understand what happens when the brain processes a difficult experience normally. And what happens when it doesn't.
When something upsetting happens, your brain typically processes the experience over time. You think about it, talk about it, sleep on it, and gradually the memory loses its emotional intensity. It gets filed away as something that happened in the past. This is your brain's natural healing system at work.
But when an experience is particularly overwhelming (a car accident, an assault, the sudden loss of someone you love, a natural disaster like the hurricanes that affect our communities here in Naples, Fort Myers, and Estero) the brain's processing system can get stuck. Think of it like a wound that hasn't healed properly. On the surface, things may look fine. Underneath, the injury is still raw. The memory stays vivid and emotionally charged, and it can be triggered by things in your present life that have nothing to do with the original event.
EMDR helps the brain finish processing that stuck memory. It uses a technique called bilateral stimulation (most commonly guided eye movements, but sometimes tapping on alternating hands or auditory tones) to activate both sides of the brain while you briefly focus on the disturbing memory. This dual-attention process appears to help the brain's natural information-processing system "unstick" the memory and integrate it the way it should have been processed originally.
EMDR follows a structured eight-phase protocol. The phases include history-taking and treatment planning, preparation and stabilization, identifying the target memory and associated negative beliefs, desensitization through bilateral stimulation, installing a positive belief to replace the negative one, a body scan to check for any remaining physical tension, closure at the end of each session, and re-evaluation at the start of the next. Not every phase happens in a single session. Your therapist paces the work according to your readiness and comfort.
What Happens During an EMDR Session
If you've never done EMDR before, it's natural to wonder what a session actually looks and feels like. Here's what you can expect.
After the initial preparation sessions (where your therapist gets to know your history, teaches you grounding techniques, and makes sure you feel ready) you'll begin processing. Your therapist will ask you to bring a specific memory to mind and notice what comes with it: the image, the emotions, the body sensations, and any negative belief about yourself that's attached (things like "I'm not safe" or "It was my fault").
Then your therapist will begin bilateral stimulation. In the most common form, they'll move their fingers back and forth in front of you and ask you to follow the movement with your eyes. This is done in short sets, typically lasting 20 to 30 seconds. After each set, your therapist will pause and ask you to take a breath and share briefly what came up. It might be a new image, a thought, an emotion, or a physical sensation. Then you do another set. Over the course of a session, most people notice the memory becoming less vivid, the emotions less intense, and their perspective beginning to shift.
An important thing to know: you stay fully conscious and in control throughout the entire process. It's not hypnosis. You can pause, stop, or open your eyes at any point. You don't need to describe the traumatic event in graphic detail, because much of the processing happens internally. Honestly, many clients are surprised by how different this feels compared to traditional talk therapy. Some describe it as watching a train go by rather than being on the tracks.
Sessions typically last 50 to 90 minutes. You may feel emotionally tired afterward, similar to how you'd feel after a good workout. That's normal. Some people notice continued processing between sessions in the form of vivid dreams or new insights. Your therapist will prepare you for this and give you tools to manage it.
What EMDR Can Treat
EMDR was originally developed to treat PTSD and trauma, and that remains its strongest area of evidence. Some studies have found that 84 to 90 percent of single-trauma PTSD survivors no longer met the criteria for PTSD after just three 90-minute sessions. That's a remarkable outcome for any therapeutic approach.
But EMDR isn't limited to PTSD. Research and clinical experience have shown it to be effective for a range of conditions, including:
- Anxiety disorders, including panic attacks and phobias
- Grief and complicated bereavement (the kind where you can't seem to move forward no matter how much time passes)
- Disturbing life events that don't meet the full criteria for PTSD but still weigh on you
- Childhood trauma and adverse childhood experiences
- Performance anxiety
- The emotional aftermath of medical procedures, accidents, or natural disasters
For people living in Southwest Florida, where hurricanes and tropical storms are a regular part of life, EMDR can be particularly relevant for processing the trauma and anxiety that storms leave behind. The kind that lingers long after the physical damage has been repaired.
EMDR vs. Traditional Talk Therapy
Both EMDR and traditional talk therapy can be effective, but they work differently. The right choice depends on what you're dealing with, and understanding those differences can help you make a more informed decision.
In traditional talk therapy (such as cognitive behavioral therapy or psychodynamic therapy) the primary vehicle for change is conversation. You talk through your experiences, examine your thought patterns, and work to develop new perspectives and coping strategies over time. This approach works well for many concerns and gives you a strong framework for understanding yourself.
EMDR takes a different route. Rather than relying on extensive discussion of the traumatic memory, it targets the way the memory is stored in the brain. One of its most significant advantages is that you don't have to retell your trauma in detail. For people who find it painful, overwhelming, or retraumatizing to describe what happened to them (and in our experience, many do) this is a meaningful difference.
EMDR also tends to produce results more quickly for trauma-specific concerns. While traditional therapy for PTSD might take months or longer, EMDR can sometimes achieve significant improvement in a matter of weeks. That doesn't make it better across the board. It simply means it may be a more efficient path for certain types of distress. For a deeper comparison of these approaches, see our guide on EMDR vs. talk therapy.
Is EMDR Right for You?
EMDR tends to be most effective for people whose current distress is connected to specific past experiences, whether that's a single traumatic event, a series of difficult experiences, or negative beliefs about yourself that formed in childhood. If you've tried talk therapy and made progress in some areas but still feel stuck when it comes to certain memories or reactions, EMDR may help you move past that plateau.
EMDR may be a particularly good fit if you:
- Have experienced a traumatic event and still feel its effects day to day
- Struggle with anxiety, flashbacks, or emotional reactions that seem to come out of nowhere (but are really tied to past experiences)
- Find it difficult or overwhelming to talk about what happened
- Have made progress in therapy but feel stuck on certain issues, like you've hit a wall
- Want a structured, evidence-based approach with a clear protocol
There are some situations where EMDR may need to be approached cautiously, or where a different starting point makes more sense. If you're in active crisis or experiencing significant dissociative symptoms, you may need additional stabilization work before beginning EMDR processing. And if your primary concern is a relationship issue, a life transition, or a general pattern of low mood without a clear connection to past events, you may benefit more from other therapeutic approaches first.
If you're not sure whether EMDR is the right fit, that's exactly what an initial consultation is for. Our team at Florida Coast Counseling will help you figure out the best path forward, whether that involves EMDR, another approach, or a combination.
Key Takeaway
EMDR therapy is a well-researched, evidence-based treatment that helps the brain process stuck memories so they stop driving your emotions and reactions today. It's endorsed by the WHO and the VA, doesn't require you to retell your trauma in detail, and often works faster than traditional talk therapy for trauma-related concerns. If past experiences are still affecting your daily life, EMDR may be worth exploring with a trained therapist.
Frequently Asked Questions
How long does it take for EMDR therapy to work?
It depends on what you're working through. For a single traumatic event, many people experience significant relief within 3 to 6 sessions. More complex or long-standing trauma (childhood abuse, multiple traumatic experiences) may require a longer course of treatment. Your therapist will talk through realistic expectations during the preparation phase. Compared to many other therapy approaches, EMDR is generally considered faster-acting for trauma-related concerns.
Do I have to talk about my trauma in detail during EMDR?
No, and that's one of the things that makes EMDR different from traditional talk therapy. You don't need to describe your traumatic experience in graphic detail for it to work. Your therapist will ask you to briefly focus on the memory and notice what comes up (images, emotions, body sensations), but much of the processing happens internally. For people who find it overwhelming or retraumatizing to retell their story in detail, this can be a real relief.
Is EMDR therapy supported by scientific research?
Yes. EMDR is one of the most extensively researched treatments for trauma and PTSD. It's recommended by the World Health Organization, the U.S. Department of Veterans Affairs, the American Psychological Association, and the International Society for Traumatic Stress Studies. Dozens of randomized controlled trials have demonstrated its effectiveness. Some studies have found that 84 to 90 percent of single-trauma survivors no longer meet the criteria for PTSD after just three sessions. That's a striking number.
Can EMDR help with anxiety that is not related to a specific traumatic event?
It can, yes. Even when there's no obvious single traumatic event. Anxiety is often rooted in earlier life experiences that shaped how you see yourself and the world (experiences you might not even think of as traumatic). An EMDR therapist can help you identify the underlying memories and beliefs fueling your anxiety and reprocess them. That said, if your anxiety is more generalized and not clearly connected to past experiences, other approaches like CBT may make more sense as a starting point. Our therapists at Florida Coast Counseling can help you figure out the best fit.
About the Author
Rebecca Anderson, PhD
Licensed Psychologist & Co-Owner, Florida Coast Counseling
Dr. Anderson is a Licensed Psychologist with over 20 years of experience helping individuals navigate anxiety, depression, life transitions, and mood disorders. She co-founded Florida Coast Counseling with Christy Shutok and sees clients at the Naples and Estero offices. Her approach combines evidence-based practices -- including CBT, mindfulness, and Internal Family Systems -- with a warm, client-centered style.
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Our therapists in Naples, Estero, and Fort Myers can help you figure out whether EMDR is the right approach for what you're going through. Reach out for a consultation. There's no pressure and no commitment.
If you or someone you know is in crisis, please contact the 988 Suicide & Crisis Lifeline by calling or texting 988, or reach the Crisis Text Line by texting HOME to 741741. These services are free, confidential, and available 24/7.