In summary, adolescence is a period of hope and optimism when they grow in confidence to adulthood. But it is also a time when unsuspected dangers and confusing messages dash hopes. Every young person needs an effective strategy to survive and flourish during a period when young people experiment with adult behavior. Without it, many are at risk from unprotected sex, and from the dangers of alcohol, tobacco or other substances. Adolescents are also at risk from violence, including sexual violence. The effective strategy for prevention and promotion health will be a good immunity for them to be an effective adult.