Final answer:
Generalized anxiety disorder, social anxiety disorder, panic disorder, and phobias are categorized as anxiety disorders, impacting a substantial portion of the U.S. adult population.
Step-by-step explanation:
Generalized anxiety disorder, social anxiety disorder, panic disorder, and phobias are all examples of anxiety disorders. Anxiety disorders are some of the most common mental disorders in the United States, affecting almost 18 percent of U.S. adults annually and 28 percent over a lifetime. These disorders go beyond occasional anxiety, presenting persistent worry and fear that can last for months and significantly impact a person's life.
They can include conditions such as obsessive-compulsive disorder (OCD), panic disorders, post-traumatic stress disorder (PTSD), and specific phobias. According to studies, these disorders have a significant impact on the quality of life and can be associated with other health issues like cardiovascular events.