India, June 30 -- Twenty-five years after the 9/11 attacks on the World Trade Center (WTC), many emergency responders are still living with post-traumatic stress disorder (PTSD), causing severe biological changes in them, according to a new study.
The study, published in the journal Nature Communications, was conducted by researchers from the Stony Brook World Trade Center Health and Wellness Program and Duke University. The program monitors the health of around 10,000 World Trade Center responders and provides them with medical care.
Previous research has shown that PTSD is linked to a higher risk of chronic diseases and faster biological aging, but scientists have not fully understood why. In this study, researchers collected blood samp...