Back to Learn

EMDR: How Eye Movement Therapy Treats Trauma

EMDR therapy uses eye movements to process traumatic memories. How it works, what sessions look like, effectiveness research, and who it helps.

8 min readAugust 14, 2024
EMDRtraumaPTSDeye movementtrauma therapy

EMDR sounds strange—following a therapist's finger with your eyes to heal trauma. But it's one of the most evidence-based treatments for PTSD. Here's how it works.

How EMDR Works

EMDR (Eye Movement Desensitization and Reprocessing) helps the brain process traumatic memories so they no longer trigger intense distress.

The Theory

Trauma gets 'stuck' in the brain's memory network, stored with all the original emotions and sensations. EMDR appears to help the brain reprocess these memories into normal narrative memories.

Bilateral Stimulation

While focusing on the traumatic memory, you follow alternating stimulation:

  • Eye movements (following therapist's finger)
  • Alternating tones in headphones
  • Tapping on alternating hands
  • The specific method matters less than the alternation

What Sessions Look Like

Phase 1-2: History and Preparation

Building rapport, identifying target memories, teaching coping skills for distress.

Phase 3-6: Processing

  • Identify a target memory
  • Rate distress level (0-10)
  • Identify negative belief about self ('I'm not safe')
  • Identify desired belief ('I'm safe now')
  • Focus on memory while doing bilateral stimulation
  • Notice what comes up (images, thoughts, sensations)
  • Repeat until distress decreases

Phase 7-8: Closure and Re-evaluation

Returning to calm, homework for between sessions, reviewing progress.

Effectiveness

Research Finding

Meta-analyses show EMDR is as effective as trauma-focused CBT (Prolonged Exposure, CPT) for PTSD, with some evidence it works faster.

Source: Cusack et al., Psychological Trauma, 2016

EMDR is recommended as a first-line treatment for PTSD by the WHO, VA/DoD, and APA.

EMDR vs. Other Trauma Treatments

  • Similar effectiveness to Prolonged Exposure and CPT
  • May involve less homework than PE/CPT
  • Less explicit verbal processing of trauma
  • Faster for single-incident trauma (8-12 sessions)
  • Complex trauma may take longer

Who EMDR Helps

  • PTSD from any cause
  • Single-incident trauma (assault, accident)
  • Complex/developmental trauma
  • Phobias
  • Grief
  • Performance anxiety

Finding EMDR Therapy

  • EMDRIA.org therapist directory
  • Look for certified EMDR therapists
  • Ask about their training level
  • Some do EMDR online (evidence supports this)

The Bottom Line

EMDR is a well-researched trauma treatment that works differently from talk therapy. If you've experienced trauma and want an alternative to prolonged exposure, EMDR is worth exploring. It's not magic, but for many people, it provides relief that years of traditional therapy couldn't.

Medical Disclaimer: This article is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or qualified mental health provider with any questions you may have regarding a medical condition.