What is Breast Cancer
I received an email yesterday, requesting me to write about what is breast cancer. To start to explain exactly what is breast cancer I need to give you an overall info about this type of cancer. Malignant tumors are those that penetrate healthy body tissues. Malignant tumors, on the other hand, are dangerous and capable of growing rapidly and invading other tissues beyond their site of origin. Theoretically, any of the types of tissue in the breast can form a cancer, but usually it begins in the ducts or the glands. Cells normally grow and divide only when they are needed to keep our bodies functioning properly. But sometimes, the mechanisms that regulate cell growth stop working and cells divide out of control to form tumors. Cells in malignant tumors can penetrate and destroy healthy body tissues. Cancer cells can also break away from tumors and travel, or metastasize , [...]