PERSONAL APPEARANCES IN HEALTH AND DISEASE. 89 



As to this state of anaemia, all its causation may be 

 summed up in derangement of those processes which 

 are concerned in blood-making ; of these, digestion and 

 oxygenation are the chief; and of the causes, con- 

 sequently, ill digestion and bad oxygenation, in other 

 words improper food and bad air, are the predominating 

 circumstances contributing to this state. Various as 

 are the diseases of which anaemia plays a part, the pro- 

 duction of the anaemia itself always comes back to this. 



Apart from its association with' any grave disease this 

 poorness in the quality of the blood is common among 

 young women ; especially those who, accustomed to out- 

 door life, are called upon to work from morning to 

 night within the house and often in them the pallor of 

 the surface is not merely paleness, but a greenish tint of 

 skin replaces whiteness. The period of the growth of 

 the body when great demands are made upon the func- 

 tions of assimilation and nutrition is a favouring time 

 for the occurrence of anaemia ; and the debility and pale- 

 ness of young people who " grow too fast " find here an 

 explanation. 



Increase in the quantity of blood may be considered here 

 only in its local relations from overfilled blood-vessels, 

 or what is called congestion of parts. It is seen in the 

 cheeks in the "hectic flush" of fevers, and in the early stage 

 of an inflamed part, redness being one of the classical 



