Women and men are different. So are their brains. Scientists and researchers are learning more and more about this awesome phenomenon of women's brains everyday. Health writer Sondra Kornblatt, author of the popular book A Better Brain At Any Age, examines the latest scientific studies about how women's brains work: the effects of hormones, the environment, exercise, food, and aging. She emphasizes the importance of women caring for their minds - as well as their bodies - to keep them in tip-top shape.