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About Breast Cancer
The American Cancer Society Tells Us 1
  • Breast cancer is the most common cancer among American women, except for skin cancers
  • About 1 in 8 women in the US will develop invasive breast cancer during their lifetime
  • Breast cancer is the second leading cause of cancer death in women, exceeded only by lung cancer
Estimates for 2018  2
  • 740 new cases of breast cancer to be diagnosed in South Dakota
  • 266,120 new cases of invasive breast cancer to be diagnosed in the United States
  • 110 deaths due to breast cancer to occur in South Dakota
  • 40,920 women will die from breast cancer in the United States
Early Detection Can Save Your Life 3
  • Women are more likely to live when breast cancer is found early
  • All women are at risk for having breast cancer and risk gets higher as we age
  • Finding breast cancer early often means less surgery and a better chance to get well



  1. American Cancer Society. What are the key statistics about breast cancer?
  2. Cancer Facts and Figures 2018
  3. cdc.gov/cancer/breast