[Factors associated with early sexual activity among Chilean adolescents].

Background: Nowadays, adolescent population begins sexual activity earlier, a behavior with negative psychological ana social consequences.

Aim: To determine the association between family factors and early sexual activity in adolescents of low and middle socioeconomic level.

Material And Methods: A sample of 3,210 adolescents, who confidentially requested care in a sexual and reproductive health university center, between 2000 and 2007, was analyzed.

[Sex education as a cornerstone for a healthy teenage sexuality].

Sexuality is more than reproduction, it is an intrinsic part of each of us, is how we develop and relate with others and with the environment of the society to which we belong. Adolescence is a period with special vulnerability for the development of risky behaviors. In Chile, a progressive decrease in the age of sexual activity onset is observed, particularly in lower socioeconomic strata.