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Media exposure, sympathetic nervous system reactivity predict PTSD symptoms in adolescents

Following the terrorist attack at the 2013 Boston marathon, adolescents with lower levels of sympathetic reactivity before the attack developed post-traumatic stress disorder symptoms only following high exposure to media coverage of the attack, a study that surveyed youth has found. Adolescents with high levels of sympathetic reactivity developed higher levels of post-traumatic stress disorder symptoms regardless of how much media coverage they saw.
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