288 THE WONDERFUL HOUSE THAT JACK HAS 



is moist and cool, instead of hot and dry. As in sun- 

 stroke, a physician should be obtained as soon as 

 possible. 



But our bodies may be injured by cold as well as 

 by heat. What relief can be given when they are 

 frost-bitten or frozen? When only a small part, 

 such as an ear, a nose, or a toe is affected, rubbing 

 with snow or with cloths wet in cold water, or, as in 

 the case of the hands or feet, placing the frozen part 

 in cold water is an excellent help. When a larger 

 portion of the body is frozen, rubbing, blankets, ex- 

 tra clothing, warm drinks, and, where the person still 

 retains the power of motion, exercise, may all be help- 

 ful. Care should be taken, however, not to bring the 

 sufferer into a warm room, for the blood-vessels of 

 the frozen part are choked and swollen, and, when 

 heated suddenly, are likely to burst, causing unneces- 

 sary suffering and bothersome wounds. After the 

 circulation has been restored, vaseline, sweet oil, or 

 other healing lotions will be beneficial. 



In a previous chapter we learned why the lungs 

 must receive a regular supply of pure air, and we 

 can readily understand that life will not continue if 

 breathing stops. Drowning is one of the common ac- 

 cidents that stop breathing. As even the best swim- 

 mers may be in danger of this misfortune, all should 

 know how to give aid at such a time. The two things 

 necessary are to remove anything that may obstruct 

 the entrance of air ; and to reestablish the movements 



