Inexplicable nervousness in the mind is often a symptom of an anxiety disorder. After the emergence of anxiety disorder, and the diagnosis of anxiety disorder, clinical generally need to carry out systematic anti-anxiety treatment. For example, the application of drug treatment, you can choose benzodiazepine anxiolytic drugs, such as lorazepam, alprazolam, eszopiclone. When applying such drugs, they should be applied in small doses and short-term to prevent the formation of tolerance and addiction. In addition, the application of new antidepressant drugs can also improve the symptoms of inexplicable nervousness, worry, and fear of patients, such as pentazocine reuptake inhibitors. Its adverse reaction is small, and its therapeutic effect is affirmed during the application, such as paroxetine, sertraline, fluoxetine, escitalopram and other drugs with obvious therapeutic effect. At the same time of drug treatment, psychotherapy can also be carried out. Psychotherapy is mainly used to improve patients’ irrational cognition through cognitive-behavioral methods, especially to cognize the consequences of fearful and stressful scenarios, and to help patients carry out cognitive reconstruction. In addition, behavioral training is also a very effective treatment method, such as progressive muscle relaxation training, imaginative relaxation training, etc., which can also achieve good therapeutic effects.