40 Tl III K( I I OSIS VS \ DISKASK OF I III. MAS 



will assure a thorough r< but if these pnvautio' 



addition to Vigorous friction after the hath, do not sull, 

 produce a proper reaction, it is a sign that the body has not 

 enough resistance for this kind of treat im -nl, and the physician 

 should be consulted. 



('<ld baths, especially bathing in a river or in the ocean 

 of course, to be recommended in warm weather. \\Vakly and 

 elderly persons should not take cold laths n< matter at what 

 season, unless permit ted to do so by their physician. 



To keep the skin clean and in <:ood condition, cold baths, 

 even when taken every day, are not always sufiicient, and 

 soap and warm water should be used at least once a week. 



The warm hath should al- 

 ways be followed l.y a rapid 

 sponging off with cold wat < r. 

 Outdoor life as many houi> 

 as possible, and win -n it i< 

 necessary to be indoors to 

 have the air as fresh and 

 pure as may be, is a n 

 important factor to over- 

 come a predi.- position to 

 tuberculosis. When one is 

 obliged to be indoors, the 

 room in which one works or 

 lives should be well venti- 

 lated. The simplest man- 

 ner of ventilation is to have 

 the windows open. The 

 accompanying illustration 

 (Fig. 29) gives a simple but 

 tive lesson in ventila- 

 tion. 



Not only during the day. 

 but also at ni^ht . one should 

 live in as fresh and pure air 

 as possible. The still very 

 prevalent idea that night air is injurious is wrong. The ni^ht 

 as pure as that of the day, particularly in great cities 

 where there is less dust-producing traffic at that time. Tin-r- 

 one should always keep at least one window open in the bed- 

 room or in an adjoining room, and thus assure a sufficient 

 and permanent ventilation. Of course, it is always wise to 



Fio. 29. A Lesson in Ventilation. On a 

 \, cool day, when there seems to be no 

 current of air, the direction in whirl. 

 moves in a room can be shown by holding 

 a lighted candle before an open window or 

 door; when the candle is held low down t In- 

 flame will pomt into the room, and when 

 held up high it will point out. (Conn 

 for Prevention of Consumption of the 

 Associated Charities, Wash., D. C.) 



