Anxiety is characterized by feelings of worry, anxiety, or fear that are strong enough to interfere with one's daily activities.
Panic attacks and phobias are examples of generalized anxiety disorder. Symptoms include stress, constant worry, trouble concentrating, and restlessness,
Treatment includes counseling or medications, including antidepressants.
Anxiety and Depression Association of America
Made of Millions
National Alliance on Mental Illness (NAMI)