Before planning to become pregnant, it is necessary to actively prevent, screen, and treat chronic diseases and infectious diseases.

Suffering from influenza, chickenpox, rubella, hepatitis B and other diseases during pregnancy will bring danger to the fetus. In order to prevent the above-mentioned dangers, necessary immunizations should be carried out according to the results after pre-pregnancy examinations.

In order to give birth to a healthy baby in the future, an important step before the husband and wife prepares to give birth is to go to the hospital to consult a doctor and conduct a comprehensive pre-pregnancy check-up.

It is undoubtedly of important practical significance to start paying attention to the pre-pregnancy health care of mother and child health before pregnancy.

The living environment of newborns requires cleanliness, sufficient sunlight and good air circulation; the indoor temperature is maintained at 22℃~24℃, and the humidity is 55%-65%.

Mixed feeding refers to a feeding method that uses formula milk as a supplement to provide infant nutrition when the mother's breast milk is insufficient.

The kidney is not only an important excretory organ, but also an important regulatory organ and endocrine organ that maintain the stability of the body's environment.