The Effectiveness of Population Based Risk Reduction Programs and Services in Reducing Risky Sexual Behavior among Young People in Developing Countries.

Background Adolescence is the period between the ages of 10 and 19 years when young individuals grow into adulthood 28, . Increasing focus on the reproductive challenges of adolescence is a relatively recent phenomenon, more-so in the developing world . Some authors subdivide the period into early (10 -14 years) and late (15-19 years) adolescence 1, , whilst others refer to early (10 – 13 years), mid(14 – 15 years) and late (16 – 19 years) adolescence .