Hyper-vigilance is one common symptom of post-traumatic stress disorder. PTSD, an anxiety disorder, can develop after a terrifying or life-threatening event, or a series of events causing extreme stress.
Nearly 20 percent -- or one in five returning war veterans -- reported symptoms of post-traumatic stress disorder or major depression. But, only slightly more than half of them sought treatment, the study found.
Lou Conter, the last known survivor of the attack on the USS Arizona in Pearl Harbor,...
Members of the so-called "Ghost Army" used inflatable tanks, phony uniforms, fake rumors and special effects...
A U.S. Army soldier from Fort Campbell was indicted on charges of selling national defense secrets...
