| Page | |
| Acknowledgments | v |
| Preface | vii |
| Introductory | 1 |
| I. Experiments with Professional Men. |
|
| Chittenden: Daily Record of Nitrogen Excretion, etc. | 24 |
| First Nitrogen Balance, with comparison of income and output, amount and character of the daily food | 34 |
| Second Nitrogen Balance, with composition of daily food, etc. | 43 |
| Mendel: Daily Record of Nitrogen Excretion, etc. | 53 |
| First Nitrogen Balance, with comparison of income and output, amount and character of the daily food | 60 |
| Second Nitrogen Balance, with composition of daily food, etc. | 67 |
| Underhill: Daily Record of Nitrogen Excretion, etc. | 79 |
| First Nitrogen Balance, with comparison of income and output, composition of the daily food, etc. | 87 |
| Second Nitrogen Balance, with composition of daily food, etc. | 93 |
| Dean: Daily Record of Nitrogen Excretion, etc. | 98 |
| Nitrogen Balance, with comparison of income and output, amount and character of the daily food | 103 |
| Beers: Daily Record of Nitrogen Excretion, etc. | 111 |
| First Nitrogen Balance, with comparison of income and output, amount and character of the daily food | 114 |
| Second Nitrogen Balance, with composition of daily food, etc. | 121 |
| Summary of Results; True Proteid Requirements | 127 |
| II. Experiments with Volunteers from the Hospital Corps of the United States Army. |
|
| Description of the Men | 134 |
| Daily Routine of Work | 135 |
| Daily Record of Nitrogen Excretion, etc., for each of the thirteen men under experiment | 139 |
| Average Daily Output of Nitrogen | 199 |
| Nitrogen Metabolized per kilo of Body-Weight | 201 |
| Changes in Body-Weight during the Experiment | 202 |
| First Nitrogen Balance, with comparison of income and output, amount and character of the daily food | 203 |
| Second Nitrogen Balance, with composition of daily food, etc. | 223 |
| Third Nitrogen Balance, with composition of daily food, etc. | 242 |
| Summary regarding Nitrogen Requirement | 254 |
| Physical Training of the Men—Report by Dr. Anderson of the Yale Gymnasium | 255 |
| Body Measurements | 261 |
| Strength or Dynamometer Tests | 262 |
| Comparison of the Total Strength of the Men at the beginning and end of the Experiment | 274 |
| Reaction Time Experiments—Report by Dr. Judd of the Yale Psychological Laboratory | 276 |
| Character and Composition of the Blood | 283 |
| General Conclusions | 285 |
| Daily Dietary of the Soldier Detail | 288 |
| III. Experiments with University Students, trained in Athletics. |
|
| Consumption of Proteid Food by Athletes | 327 |
| Description of the Men | 329 |
| Daily Record of Nitrogen Excretion, etc., for each of the eight men under Experiment | 332 |
| Average Daily Excretion of Metabolized Nitrogen | 364 |
| Metabolized Nitrogen per kilo of Body-Weight | 365 |
| Daily Diet Prescribed | 366 |
| Nitrogen Balance, with comparison of income and output, and amount and character of the daily food, etc. | 375 |
| The Physical Condition of the Men | 434 |
| Strength or Dynamometer Tests | 436 |
| Report by Dr. Anderson of the Yale Gymnasium | 439 |
| Reaction Time—Report by Dr. Judd of the Yale Psychological Laboratory | 442 |
| General Summary; True Physiological Requirements for Proteid Food | 454 |
| IV. The Systemic Value of Physiological Economy in Nutrition. |
|
| Diseases due to Perversion of Nutrition | 455 |
| Waste Products of Proteid Metabolism may be Dangerous to Health | 456 |
| Origin and Significance of Uric Acid | 458 |
| Modification of Uric Acid Excretion by diminishing the amount of Proteid Food | 463 |
| Tables showing Excretion of Uric Acid by the three groups of men under observation; Uric Acid per kilo of Body-Weight, etc. | 467 |
| V. | |
| Economic and Sociological Importance of the Results | 471 |
| VI. | |
| General Conclusions | 474 |
| VII. | |
| Description of Illustrations | 477 |