What is EMDR?

By Sara Veillon, M.S., LPC, NCC Founder & Licensed Professional Counselor | Mental Health Counseling Group Published: April 15, 2026 | Last Updated: April 15, 2026

If you have experienced trauma, anxiety, or distressing memories that feel "stuck," you may have heard someone recommend EMDR therapy. EMDR stands for Eye Movement Desensitization and Reprocessing, and it is one of the most researched and effective treatments for trauma and PTSD. As a practicing EMDR therapist at Mental Health Counseling Group in Katy, TX, I want to explain exactly what EMDR is, how it works in your brain, what a session looks like, and how to know if it is right for you.

What Does EMDR Stand For and What Is It?

EMDR stands for Eye Movement Desensitization and Reprocessing. It is a structured psychotherapy approach that helps the brain reprocess traumatic or distressing memories so they no longer trigger intense emotional and physical reactions.

Developed by psychologist Dr. Francine Shapiro in 1987, EMDR was originally designed to treat Post-Traumatic Stress Disorder (PTSD). Since then, it has been validated by more than 30 randomized controlled trials and is recognized by the World Health Organization, the American Psychological Association, and the U.S. Department of Veterans Affairs as a first-line treatment for trauma (WHO, 2023; APA, 2017; VA/DoD, 2023).

Unlike traditional talk therapy, EMDR does not require you to talk in detail about the traumatic event or complete homework assignments between sessions. Instead, it uses bilateral stimulation — typically guided eye movements — to help your brain process memories the way it was designed to.

How Does EMDR Work in the Brain?

To understand EMDR, it helps to understand how your brain processes memories normally and what happens when trauma disrupts that process.

Normal Memory Processing

When you experience an event, your brain processes it through several stages: encoding, consolidation, and storage. During sleep (particularly REM sleep), your brain files memories into long-term storage, connecting them with context, meaning, and other experiences. This is why you can remember a difficult day from years ago without it feeling like it is happening right now.

What Happens After Trauma

Traumatic experiences can overwhelm the brain's processing system. The memory gets "stuck" in its raw, unprocessed form — complete with the sights, sounds, emotions, and body sensations from the original event. This is why a trauma survivor might:

• Experience flashbacks that feel as vivid as the original event

• Have nightmares that replay the experience

• React with intense fear to triggers that remind them of the trauma

• Feel physical symptoms (racing heart, nausea) when something triggers the memory

How EMDR Unlocks Processing

EMDR uses bilateral stimulation (BLS) — alternating left-right sensory input through eye movements, taps, or tones — to activate the brain's natural memory processing system. Research using fMRI brain imaging shows that EMDR reduces activity in the amygdala (the brain's fear center) and increases connectivity between the amygdala and the prefrontal cortex (the rational thinking center), allowing the brain to reprocess the memory with full context (Pagani et al., 2012).

After successful EMDR processing, the memory remains but loses its emotional charge. You can remember the event without being overwhelmed by it. Patients often describe it as the memory feeling "further away" or "like watching it on a screen."

What Happens During an EMDR Session?

EMDR follows a structured 8-phase protocol. Here is what each phase looks like in practice:

Phase 1: History and Treatment Planning (Session 1-2)

Your therapist gathers a comprehensive history of your experiences and identifies specific memories to target. Together, you create a treatment plan prioritizing the most distressing memories.

Phase 2: Preparation (Session 2-3)

Your therapist teaches you self-regulation techniques (breathing exercises, safe-place visualization) to manage distress between sessions. This phase also builds trust and explains the EMDR process in detail.

Phase 3: Assessment

For each target memory, your therapist identifies:

• The visual image that represents the worst part

• A negative belief about yourself connected to the memory (e.g., "I am not safe")

• A positive belief you would prefer (e.g., "I can protect myself now")

• Your current level of distress (0-10 scale, called SUDS)

• Where you feel the disturbance in your body

Phase 4: Desensitization (The Core Processing)

This is where the bilateral stimulation happens. Your therapist guides you to hold the target memory in mind while following their finger with your eyes (or holding tappers that alternate vibrations between your hands). Sets typically last 30-60 seconds, after which your therapist asks what you noticed.

The processing often unfolds in chains — one memory leads to related memories, insights, or emotions. Your therapist follows where your brain goes, checking in between each set.

Phase 5: Installation

Once the distress around the memory drops to 0-1 on the SUDS scale, your therapist helps strengthen the positive belief you identified in Phase 3.

Phase 6: Body Scan

You think about the original memory and scan your body for any remaining tension or discomfort. If any physical sensations remain, additional processing is done until the body is clear.

Phase 7: Closure

Each session ends with stabilization. Your therapist ensures you leave feeling grounded and provides guidance for what you might experience between sessions.

Phase 8: Reevaluation

At the start of the next session, your therapist checks whether the processing held and whether new targets have emerged.

How Many EMDR Sessions Will I Need?

The number of sessions depends on the complexity of your trauma. Research provides useful benchmarks:

Situation | Typical Sessions | Notes

**Single traumatic event** (car accident, assault) | 6-8 sessions | Fastest response; 84-90% of single-trauma victims no longer have PTSD after 3 sessions (Shapiro, 2018)

**Multiple traumas or complex PTSD** | 12-24+ sessions | Longer preparation phase needed

**Childhood trauma** | 12-20+ sessions | Multiple targets, deeper processing

**Anxiety or phobias** (no specific trauma) | 6-12 sessions | Often faster than traditional CBT

A landmark study published in the Journal of Clinical Psychology found that 77% of combat veterans were free of PTSD after 12 EMDR sessions (Carlson et al., 1998). For comparison, the same outcome with traditional cognitive processing therapy typically requires 16-20 sessions.

At Mental Health Counseling Group, most of our EMDR clients attend weekly 50-minute sessions. Some clients notice significant shifts after just 2-3 processing sessions, though the full protocol typically spans 6-12 sessions depending on complexity.

What Conditions Does EMDR Treat?

While EMDR was developed for PTSD, research has expanded its applications significantly:

Strong evidence (recommended by clinical guidelines):

• Post-Traumatic Stress Disorder (PTSD)

• Acute stress disorder

• Childhood trauma and abuse

• Combat-related trauma

Growing evidence (supported by research):

• Generalized anxiety disorder

• Panic disorder and phobias

• Depression (when linked to traumatic experiences)

• Grief and complicated bereavement

• Performance anxiety

• Chronic pain (trauma-related)

Emerging research:

• Addiction (when trauma underlies the addiction)

• Body image disturbance

• Obsessive-compulsive disorder

A 2022 meta-analysis published in Frontiers in Psychology reviewed 63 studies and confirmed that EMDR is effective not only for PTSD but also for anxiety, depression, and distress symptoms across multiple populations (Cuijpers et al., 2022).

Is EMDR Different from CBT?

Both EMDR and Cognitive Behavioral Therapy (CBT) are evidence-based treatments for trauma and anxiety. The key differences:

Factor | EMDR | CBT

**How it works** | Bilateral stimulation to reprocess memories | Identifies and restructures negative thought patterns

**Homework** | Minimal to none | Regular homework assignments

**Talking about trauma** | Brief focus; no need to describe in detail | Detailed discussion and written accounts

**Session count** | 6-12 for single trauma | 12-20 typical

**Speed of relief** | Often faster initial relief | Gradual improvement over time

**Best for** | Specific traumatic memories, PTSD | Broad anxiety, depression, thought patterns

Neither approach is universally "better." Some clients respond well to one and not the other. At our practice, several therapists are trained in both EMDR and CBT, allowing us to tailor the approach to your specific needs. Learn more about our individual counseling options.

How Do I Find an EMDR Therapist in Katy, TX?

Not all therapists are trained in EMDR. To ensure quality, look for:

1. EMDR-trained or EMDR-certified therapist — Basic training is a 50-hour program. EMDRIA certification requires additional supervised practice.

2. Active state license — LPC, LCSW, LMFT, or Licensed Psychologist in Texas

3. Experience with your specific concern — Ask how many EMDR clients they have treated with your type of trauma

4. Consultation offered — A reputable therapist will offer a brief consultation to determine if EMDR is appropriate

At Mental Health Counseling Group, our EMDR-trained therapists practice across our Katy, Sugar Land, Fulshear, and Austin locations. We offer free consultations to help determine if EMDR is the right approach for your situation.

Ready to Try EMDR Therapy?

If you are living with the effects of trauma, anxiety, or distressing memories, EMDR offers a researched, structured path to relief — often faster than traditional talk therapy. You do not need to relive your worst moments in detail to heal from them.

Book a free consultation to discuss whether EMDR is right for you, or call us at (281) 944-5416.

Sara Veillon, M.S., LPC, NCC, is the founder of Mental Health Counseling Group and a practicing EMDR therapist. She treats trauma, anxiety, and PTSD at the Katy, TX location.

Sources:

• World Health Organization. (2023). Guidelines for management of conditions specifically related to stress.

• American Psychological Association. (2017). Clinical practice guideline for the treatment of PTSD.

• VA/DoD. (2023). Clinical practice guideline for the management of PTSD and acute stress disorder.

• Shapiro, F. (2018). Eye Movement Desensitization and Reprocessing (3rd ed.). Guilford Press.

• Carlson, J. G., et al. (1998). Eye movement desensitization and reprocessing for combat-related PTSD. Journal of Clinical Psychology, 54(1).

• Pagani, M., et al. (2012). Neurobiological correlates of EMDR monitoring. PLOS ONE, 7(9).

• Cuijpers, P., et al. (2022). The efficacy of EMDR beyond PTSD. Frontiers in Psychology, 13.