Maternal and child health care is a series of health care measures for mothers and newborns from the beginning, and even pre-marital health care and pre-pregnancy health care are related to it. Because the purpose of premarital health care is to know whether men and women are suitable for marriage; Whether there are hereditary diseases, or hereditary family history, whether there are other acute and chronic diseases and infectious diseases; Whether the reproductive organs are normal and diseases, etc. The purpose of pre-pregnancy health care is to make both men and women, especially women, reach the best physical, psychological, psychological and environmental state. For women who have been exposed to harmful substances for a long time or take estrogen contraceptives for a long time, it is necessary to know that it will take a while for harmful substances to be discharged. Reduce high-risk pregnancy and high-risk occurrence. Maternal health care is to carry out a series of examinations, prevent and treat pregnancy complications and complications at an early stage, and give pregnant women guidance in nutrition, life and medication. Let them pass the pregnancy smoothly; Carry out all kinds of monitoring and prediction, understand the growth and development, find abnormalities as soon as possible, terminate pregnancy in time in case of serious congenital malformation, improve birth quality and prevent the birth of severely disabled children; Take various monitoring measures and nursing care for newborns, prevent and treat common diseases of newborns, and reduce morbidity and mortality of newborns. Special physiological periods such as pregnancy and puerperium have their own characteristics and different health care requirements. The quality of health care in each period is interrelated and influenced each other, which not only directly affects the health of mothers and parturients, but also affects the health care during pregnancy in the next period. It takes nearly one year from delivery to postpartum recovery, which is the longest physiological process that needs medical observation and protection. Special physiological periods such as pregnancy and puerperium have their own characteristics and different health care requirements. The quality of health care in each period is interrelated and influenced each other, which not only directly affects the health of mothers and parturients, but also affects the health care during pregnancy in the next period. So perinatal medicine is built around scientific research before and after delivery. In order to ensure the safety, health and prenatal care of mothers and newborns, active monitoring and research should be carried out from the beginning of pregnancy diagnosis, and possible problems in perinatal period should be prevented and treated, which is perinatal health care. This kind of health care measures not only involve doctors in obstetrics and gynecology, pediatrics, maternal and child health care, anesthesiology and so on. It also involves the cooperation of personnel in human reproduction, endocrine, physiology, pathology, biochemistry, physics, immunology, genetics and pharmacology. Foreign countries attach great importance to perinatal medicine, and the World Health Organization regards the perinatal mortality rate as an important symbol reflecting the socio-economic situation, living standards, health work and cultural knowledge level of a country or region. You can also click to learn more about perinatal health care.