MINNEAPOLIS (WCCO) — The nation’s top breast cancer experts are meeting this week in Texas. They’re revealing the findings of the latest research and advances in treatment.

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There’s been a lot of recent studies with varying results on the benefits of mammography.

Researchers for the American Cancer Society took another look at the data from four large studies.

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They say when they focused the findings specifically on women over 50, there was a clear benefit to screening.

“All of them show, within this age group, a consistent benefit in reducing the mortality from breast cancer when women are screened regularly,” said Dr. Freya Schnabel, of NYU Langone Medical Center.

Another study shows that African-American women are more likely to get aggressive breast cancers.

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New research finds vigorous exercise, including brisk walking, tennis and aerobics may offer protection.