History of insomnia raises risk for PTSD and depression in troops

June 30, 2013 7:21 AM

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History of insomnia raises risk for PTSD and depression in troops

For military personnel sent to war zones, seeing killing, maiming or dead bodies dramatically increases the risk of developing post-traumatic stress disorder and depression. But researchers studying service members deployed to Afghanistan and Iraq have identified another factor that may raise the risk of those psychiatric conditions by almost the same degree: a history of insomnia.

In a study published Friday in the journal Sleep, scientists from the University of Pennsylvania and the Naval Health Research Center in San Diego found that sleep problems before deployment at least doubled the risk for PTSD and quadrupled it for depression.

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