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Steven Kazmierczak
Stress in trauma's wake: Genes play a major role
Stress in trauma's wake: Genes play a major role

Ten years after terrorists hijacked four American jetliners and killed nearly 3,000 people, there's growing evidence that people with a previous history of depression, or who have been traumatized before, are far more vulnerable to developing post-traumatic stress disorder (PTSD) than those without such histories. A new study suggests why, and supplies yet more evidence that genes play a powerful role in influencing who develops post-traumatic stress disorder after a traumatic event and who doesn't. The study, published in the Archives of General Psychiatry, is able to clarify the role of genes because its authors got a remarkable research...

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