The chances of developing breast cancer Statistics from the National Cancer Institute show that as women age, their risk of breast cancer is greater. By the age of 30, the chance of a woman getting cancer is one out of 2,525. By the age of 50, the chance of a woman getting cancer is one out of 50. By the age of 80, the chance of a woman getting cancer is one out of 10. According to the American Cancer Society, breast cancer in women is the most common form of cancer.
Breast cancer causes the second highest number of deaths in women, after lung cancer.
The organization also estimates that in 2000, there will be 184,200 new cases of breast cancer in the U.S., and approximately 41,200 deaths.