Examines reactions to menarche and the subsequent effects of this experience as a function of preparation for and timing of menarche. A questionnaire including measures of responses about first menstruation, current symptoms, and self-image was completed by 639 girls in fifth through twelfth grades. (Author/MP)

Considers eight models for the study of pubertal change that explore possible links between hormones and negative affective experiences, such as depression and aggression. Notes that hormonal effects, though small, have demonstrated stability and have interacted with psychological and social factors, implicating hormonal changes in the development…

Reviews the state of knowledge on adolescent sexual behavior in the following areas: (1) onset of sexual behavior as a function of cohort, gender, and ethnic differences; (2) biological, social, and cognitive processes underlying such behavior; (3) demographic trends in the use of contraceptives; (4) research problems; and (5) successful programs.…