90 PROPERTIES OF THE BLOOD. 



fat be a substance little liable to disease, yet it may perhaps be 

 sometimes so vitiated, or may so incommode nature, that she may 

 be obliged to take it up from her magazines, and to use it, or to 

 throw it out of the body. Whilst this is doing, a sickness of 

 the stomach and want'of appetite may be indications of fulness ; 

 and therefore, instead of wanting remedies to strengthen the 

 stomach, may require bleeding and other evacuations. 



