1. Nutritional status of pregnant women: Pregnant women's eating habits, nutritional intake and nutritional quality will affect the healthy development of the fetus. Lack of essential nutrients, such as protein, vitamins and minerals, will lead to fetal dysplasia or congenital malformation.
2. Health status of pregnant women: pregnant women with certain diseases, such as hypertension, diabetes, thyroid dysfunction, etc. , will have a negative impact on the health of the fetus. In addition, pregnant women's behaviors such as smoking, drinking and taking drugs will also increase the risk of fetal malformation.
3. Psychological state of pregnant women: Psychological problems such as emotional fluctuation and excessive stress of pregnant women may also have a negative impact on fetal health. Pregnant women are in a state of tension and anxiety for a long time, which may lead to postpartum emotional instability.
4. Environmental factors: The environment of pregnant women will also have an impact on the health of the fetus. Such as contact with harmful substances (such as heavy metals, chemicals, etc.). ) may cause damage to the fetus in the working environment or living environment.
5. Genetic factors: Some hereditary diseases or gene mutations may also lead to fetal congenital malformation or other health problems. If the family has a history of genetic diseases, it is recommended to consult and check before pregnancy.
To sum up, in order to ensure the healthy development of the fetus, pregnant women should maintain good living habits and diet structure, avoid contact with harmful substances, actively manage their health status, and regularly receive prenatal examinations and consult doctors.