Lifestyle, screening has changed breast cancer over time
(BBC News) UPDATED 2009-02-23
Lifestyle changes and improved screenings have changed the type of breast cancer women are diagnosed with, a new study suggests. Scottish researchers say that cancer is more likely to be estrogen-receptor positive now than it has been historically. Researchers say that factors such as late child-bearing, obesity after menopause, and hormone replacement therapy may account for the increase in hormone-based tumors. And improved screening processes probably account for a decreased death-rate from breast cancer in general.
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