It's a qualitative research, with the objective to investigate the adolescents sexuality from the educative action of nurse in the prevention of Sexual Transmissible Diseases. It was done in a public school in Fortaleza Ceará with 10 girls aged between 14 and 16, from August to November, 2007. Five meetings were carried out, using the circle of culture and registered in the field diary through the observation and the participating observation. It was observed that girls consider the association of having sex to sexuality and they have little comprehension of the vulnerabilities that they were exposed to in an unprotected sexual act. It was observed that the execution of the circle of culture allowed them to explore and discuss about many subjects that involved their sexuality and it was also a moment to make actions of health education with the objective to prevent them from the risks.
Adolescence; Sexually Transmitted Diseases.; Nursing