Early Breast Cancer Screening Hasn’t Reduced Advanced Disease

Early Breast Cancer Screening Hasn’t Reduced Advanced Disease

Flip Franssen/Hollandse Hoogte via Redux

Mammograms have doubled the number of early-stage breast cancers detected in the U.S. each year, while the rate of advanced disease has declined just 8 percent annually, according to a study published yesterday in the New England Journal of Medicine. One third of breast cancers detected and treated posed no threat to health, the research also found.