What does the social environment that affects the health of preschool children not include?

The social environment that affects preschool children's health does not include a harmonious family life atmosphere. Social environment includes politics, economy, culture, population, occupation, community, family, kindergarten and many other factors. From a macro point of view, the system is sound and perfect, the society is harmonious and stable, the economy is developed and the material is rich. Can promote the healthy development of preschool children.