It’s Been Years Since the Trauma, Can I Still Recover from Posttraumatic Stress Disorder?

If you’ve been living with posttraumatic stress disorder (PTSD) for a long time, it’s completely natural to wonder: Is it too late to recover? When symptoms have lingered for years or even decades trauma can start to feel like a permanent part of who you are.

Recovery is Possible

While PTSD can become chronic without treatment, evidence shows that people can still recover even years after they have been exposed to trauma.

One study published in the Journal of Traumatic Stress examined whether the length of time since trauma influenced treatment outcomes for over 500 veterans completing intensive, evidence-based PTSD treatment (Splaine et al., 2022). This study found that people showed significant reductions in PTSD symptoms regardless of how long ago the trauma had occurred. Improvements were also seen in related areas such as depression and trauma-related beliefs, again without time since trauma meaningfully affecting outcomes. These findings are echoed across clinical trials of PTSD treatments, where people commonly report experiencing trauma 15 to 20 years prior to starting treatment. Despite this long duration, people are still able to recover from PTSD after engaging in evidence-based treatments (Butollo et al., 2015, ito et al., 2025).

It’s Never Too Late for Recovery

These results challenge the idea that there is a “window” for recovery that eventually closes. While early intervention can be beneficial, the research suggests that effective trauma-focused therapy can still help, even when trauma is long in the past. So if your trauma happened years ago and you’re still struggling, you are not alone and it is not too late.

How to Get Help

If you’re struggling with PTSD, one of our team members can help you. To book an appointment at the Centre for Clinical Psychology, please call (03) 9077 0122.

References

Butollo, W., Karl, R., König, J., & Rosner, R. (2016). A Randomized Controlled Clinical Trial of Dialogical Exposure Therapy versus Cognitive Processing Therapy for Adult Outpatients Suffering from PTSD after Type I Trauma in Adulthood. Psychotherapy and psychosomatics85(1), 16–26. https://doi.org/10.1159/000440726

Ito, M., Katayanagi, A., Miyamae, M., Inomata, T., Takagishi, Y., Kikuchi, A., Makino, M., Matsuda, Y., Yamaguchi, K., Nakayama, C., Kaneko, K., Yokoyama, C., Imamura, F., Kanie, A., Oba, M., Tanaka, S., Nakajima, S., Narisawa, T., Akutsu, K., Konno, R., … Horikoshi, M. (2025). Cognitive Processing Therapy for Posttraumatic Stress Disorder in Japan: A Randomized Clinical Trial. JAMA network open8(2), e2458059. https://doi.org/10.1001/jamanetworkopen.2024.58059

Splaine, C., Smith, D. L., & Held, P. (2023). The role of time since trauma on treatment outcomes of veterans in two intensive posttraumatic stress disorder treatment programs. Journal of traumatic stress36(1), 83–93. https://doi.org/10.1002/jts.22881

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