Dr. Mache Seibel has made a major contribution to women’s health in writing The Estrogen Window. As both a scientific expert on menopause and an expert in communicating to women, he has beautifully clarified the confusing topic of should women take estrogen as they go through menopause. Dr. Mache explains the data, and puts it into a perspective that will explain safe usage of the most effective therapy for menopausal symptoms. All women making choices on menopausal interventions will benefit from reading this book.

In The Estrogen Window, Dr. Mache Seibel tells us everything we need to know about one of the most frequently prescribed medications in America. The crucial message is one women have known for millennia: timing is everything.

I strongly encourage all midlife women and their physicians to read Dr. Mache’s book, “The Estrogen Window,” which artfully explains and compilates the latest research on menopausal hormone therapy in an elegant and easy to understand fashion helping women to Be Strong, Be Healthy and Be in Charge!

Finally! A clear and easy-to-understand explanation about estrogen! Dr. Mache eliminates the confusion that has caused so many women to freeze during an important stage that each woman on the planet experiences. Now, every woman can know how to take back control of their lives during this time in order to make it her best years ever! I’m recommending every woman I know to read this book.

Dr. Mache Seibel’s book, The Estrogen Window, introduces a new era of understanding hormone replacement therapy as well as a new level of clarity for controversial topics of medicine. The forces that coax experts towards trends and habits and pull them away from hard science are insurmountable to nearly all. Dr. Mache manages to give us an unbiased read on the clear message from the vast world of hormone replacement research. He gives a case that will satisfy the most technical readers and summarizes his perspectives into action steps that give clear direction to both experts and lay audiences. This is now the top book on hormone replacement that I will recommend to my patients and peers.

The Estrogen Window is the first clear explanation I’ve read about the confusing and scary topic of estrogen. What I learned will not only be helpful to me; it will also help me be a better mentor to the hundreds of women entrepreneurs I teach around the world.

Although there is no romance or hot sex in, “The Estrogen Window,” I couldn’t put this book down! I have been longing for a doctor to write a book that will help women clearly understand the benefits of estrogen, when to use it, and how. Thank you, Dr. Mache, for giving us all the information, studies and tools to help keep us healthy and happy through menopause and beyond.

Dr. Mache Seibel’s meticulously documented estrogen window concept as to when to use estrogens, in my opinion, is brilliant and the first time I’ve ever seen it explained so clearly. This book should be read by every woman who wishes to improve her quality of life in the peri and post-menopausal years.