The Eight Phases of EMDR Treatment

Eye Movement Desensitization and Reprocessing, better known as EMDR, has become one of the most widely recognized and extensively researched treatments for trauma and PTSD. Endorsed by the World Health Organization, the American Psychological Association, and the Department of Veterans Affairs, EMDR has helped millions of people process distressing experiences and reclaim their sense of safety.


Yet for many people considering EMDR therapy, the process can feel mysterious. What actually happens during sessions? How long does each phase take? Understanding the structured eight-phase protocol that guides EMDR treatment can ease these concerns and help you feel more prepared as you begin your healing journey.

How EMDR Differs from Traditional Talk Therapy

Before walking through the phases, it helps to understand what makes EMDR unique. Traditional talk therapy typically relies on verbal processing, using conversation to explore and make sense of difficult experiences. EMDR takes a different approach. Rather than asking you to analyze your trauma through language, EMDR works directly with the way your brain stores and processes memories.

When a traumatic experience occurs, your brain's natural information processing system can become overwhelmed, causing the memory to be stored in an unprocessed or "frozen" state. This is why trauma memories often feel as vivid and distressing months or years later as they did at the time of the event. EMDR uses bilateral stimulation, typically in the form of guided eye movements, tapping, or auditory tones, to reactivate your brain's natural processing system and help these stuck memories integrate into your broader memory network. The result is that the memory remains but loses its emotional charge.

This evidence-based approach is effective for far more than PTSD. It has been successfully used to treat anxiety, depression, grief, phobias, and a range of other conditions rooted in distressing life experiences.

The Eight Phases of EMDR Explained

EMDR follows a structured protocol developed by Dr. Francine Shapiro. Each phase serves a specific purpose and builds on the one before it. While the phases are presented sequentially, the process is not always linear. Your therapist will move at your pace, returning to earlier phases as needed to ensure you feel safe and supported throughout.

1. History-Taking and Treatment Planning

The first phase involves gathering a thorough understanding of your personal history, current symptoms, and therapeutic goals. Your therapist will ask about the experiences that brought you to therapy, the symptoms you are currently managing, and any past treatment you have received. Together, you will identify the specific memories, beliefs, and triggers that will become the focus of your EMDR work.

This phase is not about recounting every detail of your trauma. It is about creating a map that guides the rest of your treatment. Your therapist will also assess your readiness for EMDR and determine whether any additional stabilization work is needed before moving forward.

2. Preparation

The preparation phase is where your therapist helps you build the internal resources you will need for trauma processing. You will learn about how EMDR works, what to expect during sessions, and what bilateral stimulation feels like. Your therapist will also teach you specific coping and self-regulation skills, such as visualization techniques and grounding exercises, that you can use during and between sessions.

This phase is crucial and should never be rushed. Establishing a strong therapeutic relationship and a robust set of coping tools ensures that when you do begin processing difficult memories, you have a solid foundation of safety to return to. At Be Seen Therapy, we typically spend at least three months in preparation before beginning reprocessing work.

3. Assessment

During the assessment phase, your therapist helps you activate a specific target memory for processing. This involves identifying several components of the memory: the most disturbing visual image associated with it, the negative belief you hold about yourself in connection to the memory (such as "I am not safe" or "It was my fault"), the positive belief you would like to replace it with, the emotions the memory brings up, the physical sensations you notice in your body, and your current level of distress.

This structured approach ensures that the reprocessing work in the following phases is focused and effective. It also gives you and your therapist a clear baseline for measuring progress.

4. Desensitization

The desensitization phase is where the active reprocessing begins. While holding the target memory in mind, along with its associated emotions and body sensations, you follow your therapist's guided bilateral stimulation. This might involve tracking a light bar with your eyes, following your therapist's hand movements, holding pulsing devices in your hands, or listening to alternating tones through headphones.

As the bilateral stimulation continues, you may notice the memory shifting. New thoughts, images, emotions, or sensations may arise. Some people experience a decrease in distress relatively quickly, while others move through layers of connected memories and associations. Your therapist will check in with you periodically and guide the process, but you are always in control and can pause at any time.

5. Installation

Once the distressing charge of the target memory has been significantly reduced, the installation phase focuses on strengthening the positive belief you identified during the assessment. Your therapist will pair this positive cognition, such as "I am safe now" or "I did the best I could," with the original memory using additional sets of bilateral stimulation.

The goal is to help your brain fully integrate this healthier perspective so that when you recall the memory in the future, the positive belief feels genuinely true rather than like something you are trying to convince yourself of.

6. Body Scan

Trauma is stored not only in the mind but in the body. During the body scan phase, your therapist will ask you to hold the target memory and the positive belief in mind while scanning your body from head to toe for any remaining tension, discomfort, or unusual sensations. If residual physical distress is detected, additional bilateral stimulation is used to process it.

This phase acknowledges what somatic research has long confirmed: complete healing requires attention to the body's experience, not just cognitive understanding.

7. Closure

Every EMDR session ends with the closure phase, which ensures you leave feeling stable and grounded regardless of where you are in the processing work. If a memory has not been fully processed by the end of a session, your therapist will guide you through containment and self-regulation exercises to help you manage any lingering distress between sessions.

Your therapist may also provide guidance on what to expect in the days following a session, such as vivid dreams, new memories surfacing, or shifts in emotional intensity. Keeping a brief journal between sessions can help you track these experiences and bring them to your next appointment.

8. Reevaluation

Each new session begins with the reevaluation phase, during which your therapist checks on your progress since the last session. You will discuss any new insights, dreams, or shifts in symptoms that occurred between sessions, and your therapist will reassess the target memory to determine whether additional processing is needed or whether it is time to move to the next target.

This ongoing assessment ensures that your treatment stays responsive to your evolving needs and that nothing is left unprocessed before moving forward.

What EMDR Can Treat Beyond PTSD

While EMDR was originally developed for PTSD, its applications have expanded significantly. Research and clinical experience have shown it to be effective for a wide range of concerns, including:


This versatility is one of the reasons EMDR has become such a cornerstone of modern trauma treatment. Whatever the source of your distress, if it is rooted in unprocessed experience, EMDR may be able to help.

What to Expect from the Overall Timeline

One of the most common questions about EMDR is how long treatment takes. The honest answer is that it varies. A single traumatic incident experienced by an otherwise stable adult may be fully processed in as few as six to twelve sessions. Complex or developmental trauma, particularly experiences rooted in childhood, typically requires a longer course of treatment with extended preparation and multiple processing targets.

It is important to understand that the preparation phase is not a delay. It is an essential investment in your safety and the effectiveness of the work that follows. Rushing into reprocessing without adequate preparation can actually be counterproductive, which is why working with a well-trained EMDR therapist matters so much.

Our therapists at Be Seen Therapy are extensively trained in EMDR and are committed to creating a treatment experience that moves at a pace that feels right for you. To learn more about fees and insurance coverage for EMDR therapy, we are happy to walk you through your options.

You do not have to carry the weight of unprocessed trauma indefinitely. EMDR offers a structured, compassionate path toward healing, and you are meant to be seen on every step of that journey. Contact us today to schedule your free consultation and learn how EMDR can support your healing.


At Be Seen Therapy, we believe that you are meant to be seen, heard, and validated on your healing journey. If you're ready to take the next step toward growth and transformation, we're here to support you; contact us today to schedule your consultation.

Briana Smith

Briana Smith is a Licensed Marriage and Family Therapist and EMDR Approved Consultant with over 10 years of experience in trauma therapy and mental health treatment. She holds a Master's degree in Clinical Psychology with an emphasis in Marriage and Family Therapy from Pepperdine University and additional training in Education-School Counseling from Alliant International University. As founder and Clinical Director of Be Seen Therapy, Briana specializes in EMDR, trauma recovery, anxiety, depression, and relationship counseling.

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