Unravelling the many underlying health and hormonal issues that compromise a woman's hormonal  health and increases the risk of breast cancer as well as  practical, effective  tests and solutions that very women must know.

David T. Zava, PhD President and Owner Dr. Zava received his doctorate in Biochemistry from the University of Tennessee, Memphis in 1974. As founder of ZRT labs  (1998), he has been instrumental in developing research projects with physicians and academic groups to understand the role of steroid hormones in health and disease for the past decade.  In addition, he has continued to educate the public and healthcare professionals through his published writings on saliva hormone testing, hormone imbalance and hormonal links to health and disease.  He co-authored a landmark book, What Your Doctor May Not Tell You About Breast Cancer: How Hormone Balance Can Help Save Your Life.


What Women Must Know
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407Episodes