Moreover, sexual activity may result in adolescent pregnancy and birth, and thereby lead to school dropout or expulsion, since the school policy in many developing countries is unfriendly to pregnant adolescents.
(Nevertheless, when pregnant girls leave school, pregnancy may not be the primary reason.) Thus teenage sexual activity—whether or not it leads to pregnancy or birth—may have a negative impact on young women's future educational attainment through school dropout.
Thus, evidence suggesting that age at marriage is rising in most developing country settings Unprotected sexual activity can expose young women to the risks of unintended pregnancy, unwanted childbearing and abortion, as well as HIV and other STIs.
In addition to being a human rights concern, coerced or unwanted sex is associated with these same adverse reproductive health outcomes.
The environment in which young people are making decisions related to sexual and reproductive health is also rapidly evolving.