MAN'S IMPROVEMENT OF HIS ENVIRONMENT 393 



Manceuver Division, San Antonio, Texas. March 10-July 11, 



1911. 



Mean strength, 12,801. 

 Cases of typhoid, 1. 

 Death from typhoid, 0. 

 Deaths all diseases, 11. 



During this period there were 49 cases of typhoid and 19 deaths 

 in the near-by city of San Antonio. But in camp, where vaccination 



Comparison of cases of and death from typhoid in 1898 and 1911. What have we 



learned about combating typhoid since 1898 ? 



for typhoid was required, all were practically immune. In the army 

 at large, since typhoid vaccination has been practiced, 1908-1909, 

 the death rate from typhoid has dropped from 2.9 per 1000 to 

 .03 per 1000, a wonderful record when we remember that during 

 the Spanish-American War 86 per cent of the deaths in the army 

 were from typhoid fever. 



How the Board of Health fights Tuberculosis. - Tuberculosis, 

 which a few years ago killed fully one seventh of the people who 

 died from disease in this country, now kills less than one tenth. 

 This decrease has been largely brought about because of the treat- 

 ment of the disease. Since it has been proved that tuberculosis if 

 taken early enough is curable, by quiet living, good food, and 

 plenty of fresh air and light, we find that numerous sanitaria have 

 come into existence which are supported by private or public 

 means. At these sanitaria the patients live out of doors, especially 

 sleep in the air, while they have plenty of nourishing food and 

 little exercise. The department of health of New York City main- 



