Brain Scan Offers First Biological Test in Diagnosis of Post-Traumatic Stress Disorder

An event such as sexual assault or a battlefield injury is physically agonizing at the time, but it also can eventually sentence a person to a host of mental symptoms--often vivid flashbacks, anxiety and emotional detachment--known as post-traumatic stress disorder (PTSD). The disorder afflicts 3.4 percent of men and 9.7 percent of women in the U.S., according to research estimates. [More]

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