What Is EMDR Therapy and How Does It Work? A Complete Guide

If you have been struggling with trauma, anxiety, or painful memories that just will not let you move on, you may have heard a term that sounds a little unusual: EMDR. But what is EMDR therapy, really, and could it be the right fit for you? At Fresh Breath Therapy, we believe you deserve clear, honest answers.

What Is EMDR Therapy?

EMDR, which stands for Eye Movement Desensitization and Reprocessing, is a structured, evidence-based psychotherapy developed in the late 1980s by psychologist Dr. Francine Shapiro. It was originally created to help people process traumatic memories, and it has since grown into one of the most thoroughly researched treatments in mental health care.

Unlike traditional talk therapy, which focuses primarily on discussing and analyzing thoughts and emotions, EMDR works by helping the brain process and store distressing memories in a healthier way. The goal is not to erase what happened. It is to change how your brain holds and responds to those memories.

EMDR is endorsed by major health organizations worldwide, including the World Health Organization (WHO), the American Psychiatric Association, and the U.S. Department of Veterans Affairs.

The Science Behind EMDR: How Does It Actually Work?

At the heart of EMDR is a concept called adaptive information processing. When we experience a traumatic or deeply distressing event, the brain can sometimes fail to process it properly. Instead of filing the memory away in a neutral way, it gets stuck, retaining the original emotions, physical sensations, and beliefs as though the event is still happening right now.

This is why someone with PTSD or unresolved trauma might suddenly feel a flood of fear, shame, or panic when a seemingly harmless sound, smell, or situation triggers a memory. The brain has not fully processed what happened.

EMDR therapy uses bilateral stimulation, most commonly guided eye movements, though tapping or auditory tones are also used, to activate both hemispheres of the brain simultaneously while you briefly focus on a distressing memory. This mimics what happens naturally during REM (rapid eye movement) sleep, which is when the brain consolidates and processes experiences.

Over multiple sessions, the memory begins to lose its emotional charge. The facts of what happened remain, but the raw pain, fear, and overwhelm significantly diminish. Clients often describe this shift as the memory becoming something that happened to them in the past rather than something that still feels present.

The 8 Phases of EMDR Therapy

EMDR therapy is highly structured and follows eight distinct phases. Understanding these phases can ease the anxiety of not knowing what to expect.

1. 1
   History Taking and Treatment PlanningYour therapist gets to know you, your history, your symptoms, and your goals. Together, you identify the specific memories or experiences to target.
2. 2
   PreparationYour therapist explains how EMDR works and teaches you stabilization and grounding techniques you can use between sessions or if you feel overwhelmed.
3. 3
   AssessmentYou identify the specific memory to target, the negative belief associated with it (such as "I am powerless"), and the positive belief you want to hold instead.
4. 4
   DesensitizationBilateral stimulation begins. You follow your therapist's guided eye movements while briefly holding the distressing memory in mind, allowing your brain to go where it needs to go.
5. 5
   InstallationOnce emotional distress around the memory decreases, your therapist helps you strengthen and install the positive belief you identified in Phase 3.
6. 6
   Body ScanYou hold the memory and the positive belief in mind and scan your body for any remaining tension or discomfort. If anything surfaces, it is processed further.
7. 7
   ClosureEach session ends with calming and grounding techniques to bring you back to a stable state. You may keep a brief journal between sessions to note what comes up.
8. 8
   ReevaluationAt the start of each new session, your therapist reviews how the targeted memories are being processed and identifies any new targets that may have emerged.

Related reading: EMDR therapy for trauma healing — see Blog #5: “8 Signs You May Be Carrying Unresolved Trauma (And How Therapy Can Help)”

What Conditions Does EMDR Treat?

While EMDR was originally developed to treat PTSD, research has expanded considerably over the past three decades. EMDR is now used effectively for a wide range of conditions.

Post-Traumatic Stress Disorder (PTSD): The most well-researched application of EMDR. Consistently shown to be one of the most effective treatments available, including more effective than medication alone in multiple controlled studies.

Anxiety Disorders: Including generalized anxiety, social anxiety, and specific phobias. Research shows EMDR can significantly reduce anxiety symptoms, particularly when anxiety is rooted in past experiences.

Depression: A 2024 meta-analysis of 25 studies with over 1,000 participants found EMDR to be effective in treating depression, particularly when depression is linked to adverse life experiences.

Childhood Trauma: EMDR has research support for children as young as four years old. Studies have shown PTSD symptom scores dropping dramatically after just a few sessions in child populations.

Grief and Loss: For people struggling to process the loss of a loved one or another significant life change that is difficult to move through.

Panic Disorder:Studies support EMDR's effectiveness in reducing panic symptoms and the fear associated with panic attacks.

Chronic Pain: Emerging research suggests EMDR may help with pain that has a psychological or traumatic component rooted in past experiences.

EMDR vs. Traditional Talk Therapy: What Is the Difference?

Talk Therapy

Works primarily through conscious, verbal processing. You discuss your experiences, explore patterns in your thinking and behavior, and develop new ways of understanding your life. Highly effective for many people and many conditions.

EMDR Therapy

Works more directly with the neurological processing of memory. Rather than talking through an event in detail, you briefly hold it in mind while the brain does its own work through bilateral stimulation. Particularly powerful for trauma that feels “beyond words.”

These approaches are not mutually exclusive. Many therapists integrate EMDR within a broader therapeutic framework, combining it with elements of CBT, somatic therapy, or other modalities based on the individual client's unique needs.

Related reading: how EMDR helps with anxiety — see Blog #9: “Can EMDR Therapy Help With Anxiety? What Research Says and What to Expect”

What Does EMDR Feel Like?

This is one of the most common questions people ask before starting, and it is a fair one. EMDR can feel different for different people. Some describe it as emotionally intense in the early processing phases, as difficult memories naturally bring up difficult feelings. Others describe a surprising sense of calm that comes from finally allowing themselves to process experiences they have long pushed aside.

The key is this: you are always in control. You can stop at any time. Your therapist is trained to help you stay regulated throughout the entire process, and the preparation phase exists specifically to make sure you have the coping tools you need before diving into deeper processing work.

Most people find that, while individual sessions can be emotionally tiring, they feel lighter over time as the weight of processed memories begins to lift.

How Long Does EMDR Take?

The length of EMDR treatment depends on your individual history, your goals, and the complexity of what you are working through. For a single-incident trauma such as a car accident or a specific assault, many people experience significant relief in as few as 6 to 12 sessions. For complex trauma or childhood experiences that span many years, treatment will naturally take longer.

Your therapist at Fresh Breath Therapy will work with you to create a personalized treatment plan and give you a realistic picture of what to expect from the process.

Is EMDR Right for You?

EMDR may be a strong fit if you recognize yourself in any of these descriptions:

• You have experienced trauma, whether a single incident or complex and ongoing, that continues to affect your daily life and relationships.
• You struggle with anxiety that feels disproportionate to your current circumstances and does not respond fully to rational thinking.
• You have tried talk therapy and want to try something that works differently and more directly with the body and memory.
• You find it difficult to verbally process painful memories without becoming overwhelmed or dissociating.
• You want a treatment that has strong, up-to-date scientific backing from rigorous clinical research.