About Breast Cancer

No matter who you are or where you live, breast cancer may touch your life. Breast cancer is the most common cancer among women in the U.S. and around the world. Men can also get breast cancer.

There is good news. Progress in treatment and early detection has led to improved survival for people of all ages and races, and with all stages of breast cancer. In fact, there are more than 3.8 million breast cancer survivors in the U.S. today (more than any other group of cancer survivors) [1]!

The About Breast Cancer section of this website has the latest information to help you better understand breast cancer risk factors, screening, diagnosis, treatment, metastatic breast cancer, survivorship and more.

Understanding Breast Cancer

Making sense of the complex world of breast cancer can be overwhelming. Whether you are facing a personal diagnosis or that of a friend or loved one, there are many steps you can take to help you better understand the many faces of this disease.

Click to use our interactive tutorial to better understand the development of breast cancer, risk factors, diagnosis and treatment options.

Facts and Statistics

Breast cancer basics, including warning signs, statistics and information for men with breast cancer. Learn more

Risk Factors and Risk Reduction

Factors that affect breast cancer risk and options for people at higher risk. Learn more

Screening and Early Detection

Breast cancer screening tests, when to get screened and what to do if you find a lump or change in your breast. Learn more

Diagnosing Breast Cancer

Getting a biopsy and understanding your diagnosis, including factors that affect your prognosis and guide treatment.  Learn more

Treating Breast Cancer

Types of treatment, side effects, how to get quality care and other issues related to treatment, including the importance of clinical trials. Learn more

Metastatic Breast Cancer

Metastatic breast cancer treatment and care, including information about clinical trials, symptom management and supportive care, quality of life and support for you and your family. Learn more

Survivorship Topics

Common concerns and issues for those who have been diagnosed with breast cancer. Learn more

Financial Assistance

Resources to help with prescription drug and other medical costs as well as transportation, lodging, child care and elder care. Learn more


Information on support groups and other types of social support. Learn more