Medically reviewed by Kathleen Daly, MD Key Takeaways Symptoms of GAD include fatigue, difficulty sleeping, and trouble concentrating.GAD affects 6.8 million adults in the United States, and less than ...

Almost 20% of US adults deal with one or more anxiety disorders each year, according to statistics shared by the Anxiety & Depression Association of America. That equates to around 40 million people.

About 1 in 4 people suffer from an anxiety disorder at some point in their lives. These include panic disorder with sudden, ...

Illness anxiety disorder, also known as hypochondria or hypochondriasis, is a chronic psychiatric condition in which a person without medical symptoms is preoccupied with worry about having or being ...

There are officially six types of anxiety disorder, all related in some way to activation of the fear system, vigilance in anticipation of some kind of future threat or bad outcome, and behavior ...

Moviegoers afraid in the wake of Colorado tragedy. July 25, 2012— -- When Emilie Yount was in her 20s, she used to spend five days a week huddled in Chicago movie theater seats, "banging out" ...