The concept of anxiety refers to a feeling of unease, worry, or fear that can be mild or severe. It is a natural response to stress and can occur in various situations, such as public speaking or facing a significant life change. Anxiety can manifest physically, emotionally, and behaviorally, affecting daily life and overall well-being. In psychology, anxiety is often categorized into different types, including generalized anxiety disorder, social anxiety disorder, and panic disorder. These conditions can be diagnosed and treated through various methods, including therapy, medication, and lifestyle changes, helping individuals manage their symptoms effectively.