A very large sample, representing the population of the United States, was drawn to study the prevalence of psychological disorders. The second most commonly reported disorder, after depression, was

The commonly reported disorder after depression was Panic Disorder

which also commonly known as generilized anxiety. Panc disorder is a state of psychological disorders in which the patient suffer from debilitating anxiety and fear towards unreasonable cause.

One of the most common type of panic disorder is Social Anxiety disorder where the patient is unreasonably afraid to engage in social activity