Acquired Imunodeficiency Syndrome (Aids) is a pandemia with high lethal power. The adolescents in the beginning of the sexual activity can find the Diseases Sexually Transmitted (DST), the Aids included. To make a previous diagnosis of the situation that one want to intervene, it is a way used by educators in the elaboration of education programs in health scientifically elaborated.This study identified the demographic profile and the predisposing factors, enabling and reinforcing the high school students to risk behaviors for the Aids.The population of this study was of 360 high school...