Patients with anxiety disorders can feel crazy for two possible reasons: 1. Being in a state of panic attack, that is, an acute anxiety attack, there will be a sense of mental loss of control, as well as a sense of severe suffocation, or even a feeling of near death. Patients feel as if it is the end of the world, panic, calling around for help, there can be the manifestation of systemic disorders, such as tachycardia, chest pain, dyspnea, general shaking, general weakness and other symptoms, often rapid onset and termination. It can be relieved by itself, but afterwards it will be very weak and will take several days to recover.2. When chronic anxiety encounters an unexpected event, it will also panic, be distracted and restless, fearing that a big disaster will come.