VIII. THE HYGIENE OF MENSTRUATION 78 Lack of Cleanliness During Menstrual Period--Superstitious Beliefs--Hygiene of Menstruation. IX. FECUNDATION OR FERTILIZATION 82 Fecundation or Fertilization--Process of Fecundation--When the Ovum Matures--Fate of Ovum When no Intercourse Has Taken Place--Entrance of Spermatozoa as Result of Intercourse--The Spermatozoa in Search of the Ovum--Rapidity of Movements of Spermatozoa--Absorption of Spermatozooen by Ovum--Activity of Impregnated Ovum in Finding Place to Develop--Pregnancy in the Fallopian Tube and Its Dangers--Twin Pregnancy--Passivity of Ovum and Activity of Spermatozooen Foretell the Contrasting Roles of the Man and the Woman Throughout Life. X. PREGNANCY 88 Period of Pregnancy in Human Female--Physiologic Process of Pregnancy--Growth of Embryo from Moment of Conception-- Pregnant Woman Provides Nourishment for Two--Her Excreting Organs Must Work for Two. XI. THE DISORDERS OF PREGNANCY 93 Smooth Course of Pregnancy in Some Women--Pregnancy and Parturition May be Made Normal Processes Through Education in True Hygiene--Morning Sickness and Its Treatment--Necessity for Medical Advice in Pernicious Vomiting--Anorexia--Bulimia-- Aversion Towards Certain Foods--Peculiar Cravings--Tendency to Constipation Aggravated by Pregnancy--Dietary Measures in Constipation--Rectal Injections in Constipation--Laxatives-- Cause of Frequent Desire to Urinate During First Two or Three and Last Months of Pregnancy--Treatment of Frequent Urination-- Cause of Piles During Pregnancy and Their Treatment--Cause of Itching of External Genitals During Pregnancy and Treatment-- Cause of Varicose Veins and Treatment--Liver Spots. XII. WHEN TO ENGAGE A PHYSICIAN 102 Necessity for the Pregnant Woman Immediately Placing Herself Under Care of Physician and Remaining Under His Care During Entire Period. XIII. THE SIZE OF THE FETUS 105 Approximately Correct Measurements and Weight of Fetus at End of Each Month of Pregnancy. XIV. THE AFTERBIRTH (PLACENTA) AND CORD 108 How the Afterbirth Develops--Bag of Waters--Umbilical Cord--The Navel--Fetus Nourished by Absorption--Fetus Breathes by Aid of Placenta--No Nervous Connection Between Mother and Child. XV. LACTATION OR NURSING 110