'Shell Shock'—The 100-Year Mystery May Now Be Solved

A landmark study sheds new light on the damage caused by “blast shock”—the signature injury of wars for more than a century.

A research team in the United States may have solved a mystery that has haunted soldiers and veterans for more than a century: how blast force from battlefield explosions injures the human brain.

The findings, published Thursday in the medical journal the Lancet Neurology, reveal a unique and consistent pattern of damage in the autopsied brains of eight military service members who had served in Iraq, Afghanistan, and elsewhere in the Middle East.  Full story,click here