EMDR (Eye Movement Desensitization and Reprocessing) is a trauma treatment technique that has produced results notable for both their speed and their mechanism: patients process and integrate traumatic memories through guided bilateral stimulation (commonly eye movements) while briefly recalling the memory, often achieving significant, durable relief in far fewer sessions than conventional talk therapy typically requires — and often without needing to narrate the traumatic content aloud in detail at all.
The exact mechanism remains somewhat debated even among researchers who accept its clinical effectiveness, but controlled trials have repeatedly found real, measurable, durable results, which is what moved it from a fringe technique to a mainstream, evidence-supported trauma treatment despite its unusual and initially counterintuitive premise.
Van der Kolk describes a contractor, David, who had carried thirty-year-old flashbacks from having his eye gouged out during an assault as a young lifeguard, which had left him prone to sudden rage attacks toward his own wife and son with no obvious immediate trigger. After just five EMDR sessions, David's chronic rage attacks resolved, restoring his family functioning and intimacy within a year — a striking outcome given that the underlying trauma had gone essentially unaddressed for three decades of his adult life.