this paper proposal is to indicate the childhood and adolescence issues in the contemporary society, especially in the adult-adolescent or adult-child relations. from psychology and other related areas authors review this study was developed, and its aim is to provide this theme a better and deeper knowledge. in the modern society, children and adolescents belong to specific social conditions that support their adults' dependence. nowadays there is a new social recognition for life phases that emphasizes an equilaterally relationship among adults, adolescents and children. this process level difference allows the description of the human development stages and their implications in the daily life.