Breasts are three-dimensional, and the best position to feel this depth of breast tissue is lying down, not standing up. 5. If you have no family history of breast cancer, then you cannot get it. If someone in your family had breast cancer, you will too. According to the National Cancer Institute, a positive family history is by no means a guarantee that one will develop breast cancer. Women with strong family histories of breast cancer should be monitored closely by their physicians.
All lumps are breast cancer.
There are many other changes that can occur in a woman's breasts that have nothing to do with cancer. However, all changes need to be looked at by a physician. The amount of breast tissue you have does not affect your risk. Likewise, lumpy or cystic breasts are not more prone to breast cancer. Underwire bras can cause cancer.