Basic Facts About Breast Health

The following is intended to give you basic information about your breasts. First, we describe the breast structure and function. We then provide information about the development of cancer within the breast and how to differentiate between the different types and stages of breast cancer.

UCSF Health medical specialists have reviewed this information. It is for educational purposes only and is not intended to replace the advice of your doctor or other health care provider. We encourage you to discuss any questions or concerns you may have with your provider.

Support services

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Support Group

Cancer Support Groups

These groups offered by the Ida and Joseph Friend Patient and Family Cancer Support Center are free and available to all patients, whether or not you get your health care at UCSF.

Recommended reading

Breast Cancer Glossary

Check out our comprehensive Glossary of Breast Cancer terminology, which includes definitions of everything from AC chemotherapy to peripheral neuropathy.

Breast Cancer Risk Factors

Click now to find a summary of the factors that increase risk for developing breast cancer, including both factors that we cannot change and those we can.

Self-Care and Recovery

Self-Care and recovery resources including an Introduction to Lifestyle Change, Nutrition and Breast Cancer, Hydration: Water and Health, Meditation and more.

Follow-Up Care for Breast Cancer Patients

After patients have completed treatment for early stage breast cancer, one of the common questions is, "How should I best be monitored?" Learn more here.

Preparing for a Lumpectomy or Mastectomy

Learn how to prepare for a lumpectomy or mastectomy, including restrictions before surgery, what to bring to the hospital and more.

Menopause and Breast Cancer

Breast cancer treatment often causes women to enter menopause prematurely. Although each woman reacts to therapy individually, certain side effects are common.