Abstract

1.Abstract
1.1. Introduction: Breast cancer is the second most frequent type in the world and is the most common among women. The increase in its incidence has been a cause of constant and growing concern, as the incidence rates vary greatly according to the degree of socio-economic development. Currently, the genesis of breast cancer and its risk factors have been receiving an important consideration, since these factors are crucial when thinking about its prevention. As developing countries are constantly growing, there is a change in their lifestyle habits, such as fat and alcohol intake, smoking, exposure to oral contraceptives, changes in procreation and breastfeeding patterns, birth profile. With this change, they also accumulate more diseases associated with this culture, among them breast cancer.