Breasts deemed "dense" in a mammogram tend to have less fatty tissue and more connective tissue, breast ducts and glands, doctors say. About 40 percent of women between the ages of 40 and 74 have dense breasts.
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Abortion-rights activists chant outside the U.S. Supreme Court ahead of a historic ruling Monday striking down a Texas law that imposed strict requirements on clinics that perform abortions.
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