Family planning is the practice of controlling the number of children in a family and the intervals between their births. Family planning may involve consideration of the number of children a woman wishes to have, including the choice to have no children, as well as the age at which she wishes to have them.
A small family (also nuclear family) is a group of people, which is made of parents and one or two kids. Importance of small family:
1) Better life quality for children
2) Less pressure on family budgets
3) Less strain for mothers
4) Higher levels of education
5) Condensed health risk
6) Children in a small family get more love and concentration from their parents