About Breast Cancer
No matter who you are or where you live, breast cancer may touch your life. The About Breast Cancer section of this website has the latest information on breast cancer risk factors, screening, diagnosis, treatment, metastatic breast cancer, survivorship and more.

Facts and Statistics
Learn about breast cancer basics, including warning signs, statistics and information for women and men with breast cancer.

Risk Factors and Risk Reduction
Learn about breast cancer risk factors and options for people at higher risk.

Diagnosing Breast Cancer
Learn about biopsies and understanding your breast cancer diagnosis, including factors that affect prognosis and guide treatment.

Treating Breast Cancer
Learn about the types of treatment, side effects, how to get quality care and other issues related to treatment, including the importance of clinical trials.

Survivorship Topics
Read about common concerns and issues for those who have been diagnosed with breast cancer.
The content within the About Breast Cancer section was co-developed with Harvard Medical School faculty and Dana-Farber/Brigham and Women’s Cancer Center staff. The content reflects the current body of scientific knowledge on a topic. We look at the consistency of the research from large studies (done with people) reported in reputable, peer-reviewed journals.