What happens during an EMDR session and what should you expect?

EMDR — Eye Movement Desensitization and Reprocessing — sits at the edge of this library's territory. The retrieved passages here are drawn from somatic trauma work, sensorimotor psychotherapy, and depth psychology rather than from Francine Shapiro's EMDR literature directly, so what follows draws on the broader trauma-processing framework those traditions share, with honest acknowledgment that EMDR's specific bilateral stimulation protocol is its own clinical domain.

The short answer is that EMDR is a structured, phase-based trauma therapy in which a clinician guides a client through targeted recall of a distressing memory while the client simultaneously tracks bilateral stimulation — typically the therapist's moving finger, auditory tones alternating between ears, or tactile pulses. The bilateral element is Shapiro's distinctive contribution; the surrounding architecture of stabilization, processing, and integration is shared with most serious trauma work.

What the broader trauma literature makes clear is that no responsible processing of traumatic material begins with the memory itself. Ogden's sensorimotor framework describes the foundational logic:

Interventions are geared to restore the capacity for self-regulation and provide correction or challenge to trauma-related action tendencies that destabilize the client. Although client and/or therapist may wish to focus on the event memories or creation of a narrative, that work is put aside until such time as the client has developed a sufficiently expansive window of tolerance to permit contacting those memories without causing further dysregulation, decompensation, or dissociation.

EMDR follows the same logic. The early sessions are assessment and preparation: the therapist maps the target memories, identifies the negative cognition the client holds about themselves in relation to the trauma ("I am helpless," "I am to blame"), and establishes resourcing — internal images or somatic anchors the client can return to when activation becomes too high. This is the window-of-tolerance work that must precede anything else.

The processing phase is where the bilateral stimulation enters. The client holds the target memory — its image, the associated body sensation, the negative cognition — while tracking the bilateral stimulus in sets of roughly twenty to thirty movements. Between sets, the therapist asks simply, "What comes up now?" The client reports whatever arises: a new image, a body shift, an emotion, a different memory. The therapist does not interpret; the protocol trusts that the nervous system, given the right conditions, will move toward adaptive resolution on its own. Heller's NARM framework names the underlying principle as titration — approaching charged material one manageable piece at a time, avoiding the cathartic explosion in favor of gradual integration.

What you should expect in the room: more silence than talk, more attention to body sensation than to narrative, and a quality of oscillation — what somatic therapists call pendulation — between the activated material and the resourcing anchor. The session does not end when the memory feels resolved; it ends when arousal has returned to baseline and the client is grounded in present time. Incomplete processing is not a failure; it is the norm, and the therapist will close the session with containment work regardless of where the processing stands.

After a session, expect variability. Some people feel lighter; others feel stirred, tender, or temporarily more symptomatic as material continues to process between appointments. This is the nervous system doing its work. Ogden notes that clients frequently report a reduction in nightmares, panic attacks, and hyperarousal over the course of treatment — but the trajectory is rarely linear.

One honest caveat from the depth-psychological side of this library: EMDR is a protocol designed to reduce the charge on specific memories and install more adaptive cognitions. It does not, by design, engage the symbolic or imaginal life of the psyche — the way a dream might, or the way a somatic symptom might be heard as the soul's speech in a particular register. For some people and some material, that is exactly what is needed. For others, the question of what the trauma means — not just how to metabolize it — may require a different kind of work alongside or after the protocol.

Sources Cited

  • Ogden, Pat, 2006, Trauma and the Body: A Sensorimotor Approach to Psychotherapy
  • Heller, Laurence, Healing Developmental Trauma: How Early Trauma Affects Self-Regulation, Self-Image, and the Capacity for Relationship