Because of the biological and social differences, the fact of belonging to a either sex has great impact on health. The health of women and girls is of particular concern because in many societies They are at a disadvantage by discrimination conditioned by sociocultural factors. For example, women and girls are more vulnerable to HIV / AIDS. Algunos of sociocultural factors that prevent women and girls to benefit from quality health services and achieve the highest possible level of health are: Inequalities in power relations between men and women; Social norms that reduce the chance of an education and find employment opportunities; The exclusive focus on women’s reproductive functions, and potential or actual physical, sexual and emotional violence condition. Poverty is a major obstacle to achieving good health outcomes in both sexes, but tends to be a heavier burden on women and girls because, for example, feeding practices (malnutrition) and use in cooking fuel that can cause chronic obstructive lung disease.