A study conducted at the Stanford University School of Medicine found that people with generalized anxiety disorder (GAD) have brain abnormalities in how they control negative emotions.  As reported by ScienceDaily, patients with GAD performed more poorly than did normal controls when presented with a laboratory task in which they had to determine the emotional expression of a picture.  Results suggest specific brain areas that may be implicated in GAD.  To read this article in its entirety, click here.