New research is turning current understanding of post-traumatic stress disorder (PTSD) on its head. A surprising new study indicates that PTSD can suddenly spike five years after a person leaves the battlefield, even when PTSD levels had declined to normal, according to a Reuters report.

It’s an indication that soldiers may need to be screened for PTSD long after getting back from a deployment, as the disorder can lie dormant for a while before suddenly reemerging.

The goal of the study was to gain insight into the changes in posttraumatic stress complaints in a long-term period after deployment, ultimately to evaluate the timing of an increase in treatment demand after deployment,” Iris Eekhout of VU University Medical Center in Amsterdam, the lead author on the study, said in an interview with Reuters. The study focused on 1,007 Dutch soldiers who had been deployed to Afghanistan between 2005 and 2008. They found that PTSD levels spiked six months after returning home but returned to pre-deployment levels after about a year. Unexpectedly, however, they found another huge spike about five years after deployment.

PTSD affects up to 20 percent of Iraq war veterans. Until now, studies had been focused on the short-term health effects.

PTSD can be […]

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