"Dr. John lee, author of what your doctor may not tell you about premenopause compiled this best-selling writ (what your doc may not..menopause) . Introduced to new leaf in 1996; this title is about how natural progesterone affects the female menstralcycle. There are also many helpful suggestions on lifestyle, nutrition, and hormonal information. This is a great addition to any library; having sold more than 1,800 copies in 1998 from new leaf."