Breast cancer is the development of abnormal cells in the breast. These cells grow and replace normal healthy tissue. Breast cancer is a treatable disease.
Early detection is the key to surviving breast cancer.
The cancer usually starts as a small lump. Ultimately the tumor can spread to vital organs such as the liver, brain, lungs, and spine. About one in eight women in develop breast cancer. The cause of breast cancer is not known. Any woman can have breast cancer.