The analysis of the theoretical foundations related to contraceptive methods is a matter of relevance in our country, and specifically in the province of Los Ríos, where the number of adolescents with early pregnancy has increased rapidly in recent years, where ignorance The use of contraceptive methods is one of the causes, which have had the greatest impact on this problem that affects our society, which has also resulted in consequences, the increase in school dropout, the poverty rate and people suffering of sexually transmitted diseases and especially HIV or AIDS, which shows that there are still difficulties in sex education work, which are carried out in educational institutions, that is why the objective of this research is aimed at the use of methods contraceptives as an alternative to prevent early pregnancy in adolescence to a study
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