Link between breast cancer and contraceptive pills
usually breast cancer either begins in the cells of the lobules, which are the milk-producing glands, or the ducts, the passages that drain milk from the lobules to the nipple. Less commonly, breast cancer can begin in the stromal tissues, which include the fatty and fibrous connective tissues of the breast. Over time, cancer cells can invade nearby healthy breast tissue and make their way into the underarm lymph nodes, small organs that filter out foreign substances in the body. If cancer cells get into the lymph nodes, they then have a pathway into other parts of the body. The breast cancer’s stage refers to how far the cancer cells have spread beyond the original tumor (see the Stages of breast cancer table for more information).
A lot of intimidating headlines have recently declared that taking hormonal birth control raises your risk of breast cancer. Some cited a specific number—38 percent—while others left it as a vague threat. Given that about a quarter of all women in the U.S. use some kind of hormonal birth control, this sounds like a huge public health issue. the very slight increased risk of breast cancer is actually something we’ve known about for a long time. We also know that hormonal contraception can protect you against other types of cancer, and that there are lifestyle factors that can play an equally large (if not larger) role in determining your breast cancer risk. And for plenty of women, hormones are still the right choice