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Study finds link between PTSD and early aging in 9/11 survivors

Stony Brook doctors studied 393 responders

BY HARPER FREEMAN
Posted 7/10/26

Post Traumatic Stress Disorder likely causes 9/11 first responders and survivors to age faster, leaving sufferers prone to immune system lapses, chronic illnesses and organ deterioration, a study published last month by researchers at Stony Brook University found. Doctors collected blood samples from 393 responders, 232 of whom had been diagnosed with PTSD, finding 114 protein samples and seven metabolite samples in those suffering from PTSD that differed from a control group. 

Those samples are often signifiers of chronic diseases, doctors say, as well as early-onset aging of individual organs, including the lungs and pancreas. That early aging could result in reduced organ functionality.  

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