Postpartum depression and crying may be caused by mental factors, postpartum depression, social pressure and other reasons. 1. Mental factors: If the mother’s spirit in the postpartum depression, mostly manifested in anxiety, irritability, tears, etc., that is, due to mental factors affecting their own emotions, resulting in low mood and crying and other problems. 2. Postpartum depression: If the mother is under the influence of neurobiological factors or genetic factors, it may lead to postpartum depression, which may cause the mother to be depressed and cry. 3. Social pressure: If the mother belongs to the strong personality, it may cause mood swings under the influence of social pressure, resulting in low mood and crying and other symptoms. After the birth of the mother, the body’s hormone levels will change, it is easy to affect the mood of the mother, so that the mother is depressed and crying. It is recommended that people around you provide timely guidance, or seek the help of a psychiatrist.