Sep 10, · A review of 54 studies in found that women have a slightly higher risk of breast cancer while they’re taking birth control pills that contain both estrogen and progestin and during the 10 years after they stop taking the pills. Progestin-only pills also increased risk, but not as much. Naturally occurring estrogen and progesterone stimulate the development and growth of some cancers (e.g., cancers that express receptors for these hormones, such as breast cancer). Because birth control pills contain synthetic versions of these female hormones, they could potentially also increase cancer risk.
Oct 13, · Hormonal birth control — whether it comes as pills, injections, a ring, an intrauterine device (IUD), or an implant — may raise your risk of breast cancer, according to a study published Dec. 7, , in The New England Journal of Medicine. Dec 07, · Birth Control Pills Still Linked to Breast Cancer, Study Finds An ultrasound image of an implanted intrauterine contraceptive device. A study found that women who rely on birth control pills .
Studies show while women are taking birth control pills (and shortly after), their breast cancer risk is percent higher than women who have never used the pill [ 35, ]. However, this extra risk is quite small because the risk of breast cancer for most young women is low [ 35, ]. Early birth control pills contained much higher levels of hormones than today's low-dose pills and posed a higher risk. Scandinavian researchers have noted an increase in breast cancer in a group.
Dec 14, · According to a Danish study, contraceptives that use hormones, including birth control pills and intrauterine devices (IUDs), slightly increase the risk of breast cancer. But the importance of the increase is unique to each woman and depends on many factors, including. Jan 13, · Since breast cancer is a hormonally-driven disease, experts say that taking external hormones, like oral contraceptives, can potentially drive certain types of breast cancer to proliferate, divide, and grow. This may be one explanation for why some large studies have shown a link between birth control pills and an increased risk of breast cancer.