You thought you were confused about mammograms before? Now the American Cancer Society has revised its guidelines, saying most women can start at age 45. The guidance still doesn't match what has been suggested by other groups and is sure to raise more controversy.
There's big disagreement over when and how often women should get mammograms. Until Tuesday, the American Cancer Society said women should get one every year starting at age 40, as well as regular breast exams by their doctors.
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