This site is still under development. Information, features, and some organizational
aspects of the data still need further work and will change as we continue building.

Hormonal Contraception

Hover over a term you want explained. If you need more details, then click on the term and a new tab will open with a full details page.

What Hormonal Contraception Means

Hormonal contraception refers to birth control methods that use hormones to prevent pregnancy. These hormones are usually estrogen and progesterone, or sometimes progesterone alone. They work by stopping the ovaries from releasing eggs, thickening the mucus in the cervix to block sperm, or thinning the lining of the uterus to prevent implantation. Hormonal contraceptives come in many forms, including pills taken by mouth, patches applied to the skin, injections, implants placed under the skin, vaginal rings, and intrauterine devices (IUDs) that release hormones inside the uterus.

Why Hormonal Contraception Can Matter in Cancer Care

Research has looked closely at how hormonal contraceptives might affect cancer risk. Studies show that women who use hormonal contraceptives may have a slightly higher risk of breast and cervical cancers while using them or shortly after stopping. For example, breast cancer risk may increase modestly during current use but tends to return to normal about ten years after stopping. Cervical cancer risk also rises with longer use but decreases after stopping. On the other hand, hormonal contraceptives may lower the risk of some other cancers, such as ovarian and endometrial cancers. These effects vary depending on the type of contraceptive, how long it is used, and individual health factors.

What Patients Might See or Hear About Hormonal Contraception

You might hear the term hormonal contraception during discussions about birth control options, cancer risk, or hormone-related health issues. Your healthcare provider may mention it when reviewing your medical history, discussing cancer screening, or planning treatments. You might also see it in medical records, test results, or educational materials. It’s important to understand that mentioning hormonal contraception does not mean you have cancer or that you must stop using it. Instead, it is part of understanding your overall health and risks.

Common Questions and How to Talk With Your Care Team

If hormonal contraception comes up in your care, consider asking your healthcare provider how it relates to your personal cancer risk and overall health. Questions might include: What type of hormonal contraception am I using? How does it affect my risk of breast or cervical cancer? Are there safer options for me? How long should I use it? What signs or symptoms should I watch for? Your care team can help you weigh the benefits and risks based on your health history and preferences.

Understanding Hormonal Contraception in Context

It’s important not to overinterpret the term hormonal contraception alone. Seeing it in a report or conversation does not mean a diagnosis or treatment decision has been made. Instead, it is a factor that healthcare providers consider alongside many others. Cancer risk related to hormonal contraception depends on many things, including the type of hormones used, duration of use, age, family history, and other health conditions. Always view this information as part of a bigger picture.

Safety and Next Steps

This information is educational and does not replace personalized medical advice. If you have questions or concerns about hormonal contraception and cancer risk, the best next step is to talk openly with your healthcare provider. They can help you understand what hormonal contraception means for your health and guide you toward safe and effective choices that fit your needs.

Sources

Public source information used for this glossary entry includes: