Why Does Breast Cancer Kill More Black Women?

Black and white women get breast cancer at about the same rate, but we are more likely to die from it. This isn’t new information; it’s been this way for years, worsening over time. In fact, by 2012, death rates in black women were 42 percent higher than those in white women.

The disparity has researchers puzzling over one question: Why?

A woman’s biology—and lifestyle factors such as physical activity and being sedentary—all play a role, said Cher Dallal, an assistant professor at the University of Maryland’s School of Public Health.

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