| Lesson XVI |
| Adapting Food to Special Conditions | 1145 |
| Infant, Old Age, and Athletic Feeding; Sedentary Occupations, Climatic Extremes | 1147 |
| Normal Diet | 1152 |
| Infant Feeding | 1154 |
| General Rules for the Prospective Mother | 1157 |
| Special Rules for the Prospective Mother | 1159 |
| The Nursing Mother | 1162 |
| Care of the Child | 1164 |
| Constipation | 1169 |
| Exercise | 1171 |
| Clothing | 1171 |
| Temperature of Baby's Food | 1173 |
| Bandage | 1173 |
| Emaciation | 1173 |
| General Instructions for Children after One Year | 1174 |
| General Diet from Ages One to Two | 1174 |
| Simplicity in Feeding | 1175 |
| Old Age | 1178 |
| Three Periods of Old Age | 1181 |
| Athletics | 1188 |
| Sedentary Occupations | 1194 |
| General Directions for Sedentary Worker | 1198 |
| Climatic Extremes | 1199 |
| |
| Lesson XVII |
| |
| Nervousness—Cause and Cure | 1209 |
| Causes | 1213 |
| The Remedy | 1217 |
| Suggestions for Spring | 1220 |
| Suggestions for Summer | 1222 |
| Suggestions for Fall | 1223 |
| Suggestions for Winter | 1224 |
| |
| Lesson XVIII |
| |
| Points on Practise | 1231 |
| Introduction to Points on Practise | 1233 |
| Suggestions for the Practitioner | 1236 |
| Value of Experience | 1239 |
| Value of Diagnosis | 1241 |
| Educate Your Patient | 1242 |
| Effect of Mental Conditions | 1245 |
| Publicity | 1247 |
| Be Courteous and Tolerant | 1250 |
| |
| Lesson XIX |
| |
| Evolution of Man | 1253 |
| What is Evolution? | 1255 |
| The Three Great Proofs of the Evolution of Animal Life | 1261 |
| Man's Animal Kinship | 1265 |
| |
| Lesson XX |
| |
| Sex and Heredity | 1277 |
| The Origin of Sex | 1279 |
| A Rational View of Sexual Health | 1285 |
| Embryological Growth—Prenatal Culture | 1289 |
| Heredity | 1293 |
| What Heredity Is | 1295 |
| Summary of Facts regarding Sex and Heredity | 1297 |
| |
| Lesson XXI |
| |
| Rest and Sleep | 1299 |
| Rest | 1301 |
| The Old Physiology | 1305 |
| Rest and Re-creation | 1306 |
| Sleep | 1308 |
| Some Reasons | 1310 |
| Oxidation and Air | 1312 |
| |
| Lesson XXII |
| |
| A Lesson for Business Men | 1315 |
| A Good Business Man | 1320 |
| The Routine Life of the Average Business Man | 1322 |
| Some Suggestions for a Good Business Man | 1324 |
| |
| Lesson XXIII |
| |
| Exercise and Re-creation | 1327 |
| Exercise | 1329 |
| Constructive Exercises | 1330 |
| Exercise for Repair | 1331 |
| Physiology of Exercise | 1333 |
| Systems of Physical Culture | 1338 |
| Program for Daily Exercise | 1343 |
| Re-creation | 1346 |