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November 19, 2010

Scientists discover how estrogen works and flip its switch to reap benefits without risks

Scientists discover how estrogen works and flip its switch to reap benefits without risks

Estrogen is an elixir for the brain, sharpening mental performance in humans and animals and showing promise as a treatment for disorders of the brain such as Alzheimer's disease and schizophrenia. But long-term estrogen therapy, once prescribed routinely for menopausal women, now is quite controversial because of research showing it increases the risk of cancer, heart disease and stroke.

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