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Five things you need to know about mammograms

Within the last week, two separate reports were released about the value of routine mammogram, and the reports reached different conclusions. Both were aimed at determining whether routine mammograms save lives throughout early detection of breast cancer. One study suggested mammograms significantly reduce a woman’s risk of dying from breast cancer, but the other said that mammograms may not be as beneficial as we all thought. Need to Know medical correspondent Dr. Emily Senay helps us make sense of all the seemingly contradictory information, with five things you need to know about mammograms.