Blog — woman in roses

 A large team of scientists working on multiple continents published a research study that came to startling conclusions about breast cancer and natural progesterone. The team determined that unlike synthetic progestins, which increase breast cancer risks, natural progesterone has the potential to slow the growth of many breast cancer tumors or even shrink them. While this finding is stunning, it is not new. It is one of several conclusions about progesterone that Dr. John R. Lee, M.D. and Dr. David Zava, Ph.D. made more than a decade ago when they co-wrote the book, What Your Doctor May Not Tell You...