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The Boston Globe

Health & wellness

Study suggests women in their 40s benefit from mammograms, but doubts linger

More than a quarter-century after women were told to get annual mammograms beginning at age 40, researchers still don’t agree on whether the screening X-rays significantly reduce a younger woman’s risk of dying from breast cancer. Studies have produced conflicting results.

A new analysis from Massachusetts General Hospital researchers suggests that mammograms prevent breast cancer deaths in women in their 40s by detecting some cancers in an earlier, more curable stage than cancers detected in women who don’t get screened.

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