Postpartum depression is mainly characterized by low mood, irritability, self-depreciation, low self-esteem, lack of interest and pleasure, self-perception of inability to take care of the child, and in severe cases, self-injury, suicide, and even extended suicide. Expanded suicide patients believe that they are living is a burden to the family, at the same time will feel that the child’s life, especially the future life will also be painful, so in order to avoid or in order to alleviate the pain of the child’s future life, the use of first kill the baby, and then kill their own way to relieve themselves and their children’s painful life, will cause serious harm to the family, society. Therefore, for postpartum depression must be early diagnosis, early treatment, which is very important, especially the application of antidepressant drugs or psychological standardized treatment and self-adjustment methods, the drug to 5-hydroxytryptamine reuptake inhibitors, psychotherapy needs to be standardized treatment under the guidance of psychotherapists and counselors. Self-adjustment mainly includes exercise, doing things that interest you, sunbathing, participating in social activities and other daily activities to make adjustments, together with medication and psychotherapy to achieve ultimate healing.