Machelle (Mache) Seibel, MD is a menopause expert and 25-year member of the Harvard Medical School faculty. He is author or editor of 17 other books including the best selling books The Estrogen Window and The Estrogen Fix. He is a keynote speaker, menopause coach and consultant.
Sharon Seibel, MD is a Harvard trained psychiatrist and Associate Editor of HotYearsMag.com.
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