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EMDR After a Road Traffic Accident

In this article we explore how often car crashes lead to lasting trauma symptoms, how many people recover on their own, and what the research says about EMDR for those who do not.

Car crashes are one of the most common causes of PTSD in the general population, simply because so many people experience them. A systematic review and meta-analysis published in Health Promotion Perspectives (2025), pooling 82 studies, put the overall rate of PTSD among road traffic accident survivors at around 20%. That figure deserves a second look, though, because the same analysis found something more useful. At one month after a crash, close to 29% of survivors met criteria for PTSD. By three months, that had fallen to under 19%. In other words, a substantial number of people who are badly shaken in the first weeks after a collision recover without any formal treatment. Intrusive memories, jumpiness, avoiding the road where it happened and broken sleep are common early responses, and for many people they fade. That is worth knowing if you are in the first few weeks and frightened by how you feel. The flip side is equally important. If those symptoms are still present several months later, they are much less likely to resolve on their own, and that is the point at which treatment becomes the sensible option. EMDR is one option, and its logic fits the problem well. A crash is usually a single, vivid, time-limited event, which is exactly the kind of memory EMDR was designed to process. A randomised controlled trial by Yaşar and colleagues, published in Frontiers in Psychology (2022), tested a brief EMDR technique known as the Flash technique with people who had been in traffic accidents between six months and ten years earlier. Participants were randomly assigned either to that technique or to a stress management programme, each delivered over three consecutive days. The EMDR group did better on anxiety, on intrusive thoughts, on avoidance, on overall traumatic stress, and on psychological quality of life. There was no significant difference between the groups on depression or general stress. The caveats are real. Only 39 people completed the study, it is a single trial, and the Flash technique is a brief intervention rather than a full course of EMDR. This is early evidence, not a settled answer. Still, the practical message is clear enough. Early distress after a crash is normal and often passes. Distress that is still interfering with your life months later is treatable, and there is no need to wait it out indefinitely. Sources: Shahsavarinia, K., Sabahi, Z., Tahmasbi, F., et al. (2025). A systematic review and meta-analysis of the prevalence of post-traumatic stress disorder (PTSD) in road traffic accident survivors. Health Promotion Perspectives, 15(3), 213 to 235. Yaşar, A. B., et al. (2022). A Randomized-Controlled Trial of EMDR Flash Technique on Traumatic Symptoms, Depression, Anxiety, Stress, and Life of Quality With Individuals Who Have Experienced a Traffic Accident. Frontiers in Psychology, 13, 845481.