Just over one in 12 U.S. service members who died in the Iraq and Afghanistan wars had plaque buildup in the arteries around their hearts - an early sign of heart disease, according to a new study.
None of them had been diagnosed with heart disease before deployment, researchers said.
"This is a young, healthy, fit group," said the study's lead author, Dr. Bryant Webber, from the Uniformed Services University of the Health Sciences in Bethesda, Maryland