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According to an investigation by Consumer Reports, most medical implants have never been tested for safety. CBS News correspondent Elaine Quijano reports.

The journal of the American Medical Association found that nearly a quarter of the women who got a lumpectomy went back for more surgery. But as Elaine Quijano reports, a study found those extra procedures may be unnecessary.

CBS News correspondent Elaine Quijano reports on a new study that compares the health lifestyles and problems of rural and urban residents.

The amounts of the common protein, gluten, in "gluten-free" items now on store shelves can vary widely. But now, the FDA is about to impose a strict new standard for what can be labeled "gluten-free." CBS News correspondent Elaine Quijano reports.

The FDA unveiled nine new graphic picture warnings for cigarette packs that anti-smoking advocates are hailing as a dramatic change. CBS News correspondent Elaine Quijano reports.