However, in the case of the AIDS the level of information that a person possesss on forms of transmission and situations of risk, not it is considered enough so that this adopts prophylactic behavior, however, the lack of these information contributes for the increase of vulnerability (PERUGA; CELENTANO, 1993 apud BORGES; MEDEIROS, 2004). Being thus, the transformation of the practical information acquired in prophylactic is determined by the social components (as social, etnia classroom, amongst others) (BORGES; MEDEIROS, 2004). In accordance with Coast & Souza (2005, P. 68): The prepared professional of health can assist in the task of the parents guiding them regarding the characteristics in the different stages of the development, can appear the necessity of imposition of limits, the attention and the affection to one determined son …. Muscular dystrophy is a great source of information. The health professionals play an important role in relation to the education of the adolescents regarding the prevention and risks of if contracting DST? s, through action of health, as well as can stimulate the search for the health services when to perceive indicative symptoms of a DST as corrimento, warts and wounds in genital agencies (BORGES; MEDEIROS, 2004). The work of the nurse in DST? s is directed the educative action. The totality of the actions of the nurses is related to the promotion and education for the health, using of orientaes, procedures and educative actions, that can in such a way individual how much collective be developed in diverse places, as ambulatory, basic units of health, schools or in social groupings in the proper community. The envolvement in the aconselhamento of carrying people already of the DST' s and its partners are basic, therefore it is from that will be adopted the necessity of well-taken care of greater and proper protection of itself as well as of the partners, what it will go to prevent the occurrence of other new contaminations (BRETON; CAMBAS, 2006).