Breast cancer is a disease in which malignant (cancer) cells form in the tissues of the breast. 

Facts About Breast Cancer In The United States

• In 2020, an estimated 276,480 new cases of invasive breast cancer will be diagnosed in women in the U.S. as well as 48,530 new cases of non-invasive (in situ) breast cancer.
• 64% of breast cancer cases are diagnosed at a localized stage (there is no sign that the cancer has spread outside of the breast), for which the 5-year survival rate is 99%.
• This year, an estimated 42,170 women will die from breast cancer in the U.S.
• Although rare, men get breast cancer too. In 2020, an estimated 2,620 men will be diagnosed with breast cancer this year in the U.S. and approximately 520 will die.
• 1 in 8 women in the United States will be diagnosed with breast cancer in her lifetime
• Breast cancer is the most common cancer in American women, except for skin cancers. It is estimated that in 2020, approximately 30% of all new women cancer diagnoses will be breast cancer.
• There are over 3.5 million breast cancer survivors in the United States.
• On average, every 2 minutes a woman is diagnosed with breast cancer in the United States.

A Global Burden

According to the World Health Organization, breast cancer is the most common cancer among women worldwide, claiming the lives of hundreds of thousands of women each year and affecting countries at all levels of modernization.

Good News About Breast Cancer Trends

In recent years, perhaps coinciding with the decline in prescriptive hormone replacement therapy after menopause, we have seen a gradual reduction in female breast cancer incidence rates among women aged 50 and older. Death rates from breast cancer have been declining since about 1990, in part due to better screening and early detection, increased awareness, and continually improving treatment options.