Anxiety disorders are a group of mental health conditions characterized by feelings of persistent, excessive worry, fear, or nervousness that can interfere with daily activities. Common anxiety disorders include generalized anxiety disorder, social anxiety disorder, panic disorder, and specific phobias. Symptoms can vary from person to person but often include restlessness, trouble concentrating, irritability, muscle tension, and sleep disturbances. Treatment for anxiety disorders may include therapy, medication, or a combination of both. Research in this area focuses on understanding the underlying causes of anxiety disorders, developing effective treatments, and improving the overall quality of life for individuals affected by these conditions.