Pregnancy, 167 bathing during, 212 care of health during, 207 causes of protracted, 205 can a woman again become pregnant during, 192 clothing during, 209 diseases of, 352 double, 192 effect of, on the health, 216 exercise during, 210 food during, 208 influence of, on the milk of nursing mother, 250 length of, 200 relation of husband and wife during, 216 signs and symptoms of, 168 sleep during, 213 ventilation of sleeping-room during, 212 Premature marriages, 50 Preparations for confinement, 219 Prolific wives, 115 Puerperal mania, 362 Qualities transmitted by parents, 132 Quantity of milk required by infant, 256 Quickening, as a sign of pregnancy, 170 flatulence mistaken for, 172 how caused, 171 time of, 171 Race, the human, is it degenerating?, 348 Races, mixture of, 71 Relation of husband and wife during pregnancy, 216 nursing, 264 Relative age of man and wife, 76 proportion of men and women living, 153 Religion, mistaken notions of, 57 Rest, after delivery, 241 during pregnancy, 211 Re-vaccination, 286 Right time of the month to marry, 87 time of the year to marry, 87 Schooling, the, of the first seven years of life, 316 Scrofulous diseases, a cause of, 309 Second marriages, 62 Secret bad habits, 39 Self-deceptions regarding pregnancy, 172 Senses, training of the special, in childhood, 318 Sex of child, how to predict before birth, 198 Sexes, distinction of, 18 laws which determine the relative numbers of the, 155 persons of both and of neither, 20 production of, at will, 157 Sexual desire, indulgence and restraint of, 99 moderation in, 100 instinct, dignity and propriety of, 96 false notions about, 97 desire, influence of on offspring, 98 Sexuality, what it implies, 18 Sickness, morning, during pregnancy, 353 during labor, 225 Signs of approaching labor, 223 puberty, 30 conception, 128 over-nursing, 265 pregnancy, 168 Sight, the training of, in childhood, 319 Single life, the, 386 in its relation to sanity and mortality, 57 Skin, changes in, during pregnancy, 174 culture, of, in infancy, 306 Sleep, amount required in early life, 295 at puberty, 42 during pregnancy, 213 position in, 299 Sleeplessness during pregnancy, 360 Small pox, death rate from, 283 the only preventive against, 284 Son or daughter?, 198 Sore nipples, 246 Soup, Liebig's, 289 Sphere of woman, 21 Spinal disease, 36 Spring-time, 101 Spurious labor pains, 225 Stages of labor, 123 Starvation of girls, 41 Sterility, 106 how to remedy, 113 Still-births, 240 Stilling Jung, anecdote of, 67 Stimulation of the emotions, dangers of, at puberty, 29 St. Pierre, anecdote of, 78 Sully Raymond, anecdote of, 401 Swimming, benefit of, 306 Symbolism of the human body, 83 Syringes, and how to use them, 379 Talent, hereditary, 141 Teething, period of, 279 Temperament, transmission of, 137