492 INFLUENCE OF FOOD PRESERVATIVES ON HEALTH. 



period to 102. The appetite, however, was not impaired. The ill 

 feeling's arising from the cold were increased on the 2d of December, 

 although the temperature had fallen somewhat. The weight at the 

 close of the subperiod on this day was 51.54 kilograms; the average 

 for the subperiod was 51.57 kilograms. 



The second after subperiod began with both temperature and pulse 

 slightly above the normal, pains in the chest, and the patient under 

 treatment by Doctor Perry, of the Public Health and Marine-Hospital 

 Service. The patient was decidedly better on December 4, and the 

 temperature and pulse were normal. A slight headache developed on 

 the 5th of December, but with no other abnormal symptoms. On the 

 6th the patient was feeling perfectly well, and the same is true of the 

 7th, the close of the after period. On this date the temperature and 

 pulse were normal and the weight was 51.55 kilograms. The average 

 weight for the after period was 51.66 kilograms, showing a gain in 

 weight throughout the observation, in connection with which the sub- 

 ject's state of convalescence must be remembered. 



No. 4.F. E. B. 



No. 4 proved to be one of the best subjects.under observation, 

 being very steady in his habits and very careful in the entry of data 

 intrusted to him. At the beginning of the fore period No. 4 was in 

 excellent physical condition, normal in every respect and having a 

 weight of 61.08 kilograms. There were no deviations from the nor- 

 mal during the entire fore period, at the end of which the weight was 

 60.62 kilograms, the average weight for the period being 60.73 kilo- 

 grams. During the first of the preservative subperiods there were 

 no symptoms showing abnormality, except perhaps a slight increase 

 in the appetite. The weight on the last day of the first preserva- 

 tive subperiod was 60.23 kilograms, and the average weight 60.53 

 kilograms. 



During the second preservative subperiod the symptoms remained 

 normal, but there was an increased desire for food, although the 

 ration was not changed. At the end of this subperiod the weight was 

 slightly greater than at the beginning, namely, 60.82 kilograms, and 

 no marked symptoms of any abnormal condition had been developed. 

 The average weight had also increased slightly, to 60.59 kilograms. 



The third preservative subperiod began with a keen appetite, nor- 

 mal pulse and temperature. On the 9th of November the patient 

 complained of being ravenously hungry, although his weight had not 

 sensibly diminished, remaining at 60.60 kilograms. On the 10th the 

 feeling of hunger at the end of the day seemed to be appeased and 

 the subject expressed himself as having had enough to eat. The 

 weight remained almost constant, namely, 60.64 kilograms. This 

 subperiod ended with normal symptoms, a good appetite, but no 



