Do you often feel fearful and apprehensive that something really bad is going to happen? Do you experience persistent excessive worrying about something, or everything? Is your concern out of proportion to the actual situation? Do you have difficulty sleeping and concentrating? Do you have panic attacks? Do you feel flustered, shaky, edgy, muscle clenching, nausea, sweating and shortness of breath, and heart palpitations and an overwhelming urge to escape?