Sex Advice to Women is a frank, medically informed early-20th-century guide for young wives and women preparing for marriage, written to bring enlightenment, health, and happiness to married life. It challenges the silence and prejudice that have long surrounded sex, insisting that women deserve clear knowledge of their bodies, relationships, and responsibilities. Beginning with a candid appeal for intelligent parenthood, the book moves into a practical, clinical explanation of female anatomy, from the external organs and the misleading myths surrounding virginity to the vagina, uterus, fallopian tubes, and ovaries, showing how these parts work together in intercourse, menstruation, conception, pregnancy, and childbirth. Beyond personal health, the work expands into larger debates about heredity, eugenics, and birth control, exploring how parental age and birth order may influence intelligence, morality, and even the kind of genius a child develops. Drawing on studies and theories from figures such as Marro, Havelock Ellis, and Casper L. Redfield, it argues that informed, later parenthood may improve future generations. The book closes by defending birth control as moral, healthy, and socially beneficial, presenting family limitation as part of modern reform and rational family planning. This edition has been fully restored with modern typesetting, custom cover design.