Breast cancer occurs due to the irrepressible growth of cells in the breast that invades the nearby tissues and spreads throughout the body. These collections of irrepressible growth of tissue are called tumors or malignant tumors. However, not all tumors are cancerous. Breast cancer has been diagnosed in large numbers in North America and Europe. In 2001, about 200,000 cases of breast cancer were diagnosed in the United States alone. Every woman has a 1 in 8 risk of developing breast cancer, but the risk of dying from breast cancer is much lower, barely 1 in 28. The risk of [...]