The pros and cons of having a second child In recent years, with the development of society and the improvement of people\’s living standards, more and more families have begun to consider having a second child. Whether or not to have a second child has always been a controversial topic. This article discusses the pros and cons of having a second child from the following four aspects, as well as issues to pay attention to. Advantage 1: Increase the happiness of the family. If family conditions permit, having a second child can double the happiness of the family. Moreover, children accompany each other and care about each other.