What is the most important thing for women entering perimenopause and menopause? Agency, says Amy Alkon, the author of "Going Menopostal: What you (and your doctor) need to know about the real science of menopause and perimenopause." Amy shares the lessons from her own journey, exposes how so much of what doctors do is not based on science, and offers concrete advice in her own brash and inimitable style to women about the importance of managing their own journeys.