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Article: Putting the kibosh on black cohosh.(BIOMEDICINE)
- Article from:
- Science News
- Article date:
- January 13, 2007
CopyrightCOPYRIGHT 2007 Science Service, Inc. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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The herbal supplement black cohosh, taken for relief of menopausal hot flashes, doesn't work any better than a placebo, a study finds.
Previous research had brought mixed results. Nevertheless, sales of black cohosh have soared as women have turned away from estrogen-replacement therapy, which has been linked with an increased risk of stroke (SN: 4/15/06, p. 228).
Epidemiologist Katherine M. Newton of the Group Health Center for Health Studies in Seattle and her colleagues recruited 351 women who responded to a mailed questionnaire seeking trial volunteers. The women, between the ages of 45 and 55, were each experiencing an average of seven hot flashes, ...