A Review Literature on Science of Breast Cancer

This article include review of breast cancer literature, introduction, pathophysiology, highly risk factors for development of breast cancer, types, stages along with its causes and symptoms, diagnosis, targeted delivery system, and vaccines used in breast cancer treatment. Breast cancer is one of the leading disease among women in India. There are several diagnosis, prevention and treatment of breast cancer. But it is a noticeable issue in public health and medical practice. Current scenario risk of breast cancer is enhancing day -by �day because of family history [13-58 %], tobacco and smoking were reported to be a risk of developing a breast cancer [20- 40 %], obesity and over -weight were consider to be risk factor by [11-51 %]. Breast cancer is not found only in those Person who are addicted to alcohol and tobacco. Sometimes imbalance of hormone cause breast cancer due to which mother does not have tendency for breast feeding a small cyst is developed in the breast which cause breast cancer. The mortality rate of breast cancer affected in younger (below age 35) and in older (greater than 75). There are various treatment of breast cancer but in the new era targeted drug delivery is the excellent treatment.