_Chapter 19—Hygiene of childhood._
Necessity of early instruction, hygiene in infants, in children,
in period of puberty, menstruation, pollutions, prevention of
masturbation, syphilis, gonorrhoea, prostitution, alcohol, vanity,
pleasure-seeking, prophylaxis against infection.
_Chapter 20—Eugenics._
Aim of eugenics, methods of elimination of the undesirables,
marriage of defectives, personal liberty in marriage, segregation,
sterilization, castration.
_Chapter 21—Sex-hygiene for adults._
Engagement-rules, selection of partner, wedding day, bed-room,
positions of conjugation, frequency of conjugation, sequels of great
frequency, in general health, in special organs, in the emotions, in
sex pleasure, pain of defloration, conjugation during menstruation,
conjugation during pregnancy, after confinement, conjugation during
lactation, conjugation of nervous people, duration of conjugation,
preparation of the woman’s muliebria in partial frigidity, offspring
and sexual life, interval between two confinements, sterile time for
conjugation, time of day for conjugation, dispareunia, impeditio
of conception, sequels of withdrawals, of preventatives, abortion,
abstinence, means of sexual excitement.