60 



There are, however, several slighter degrees 

 of imperfection in breathing, which, though 

 they do not render a horse unfit for labour, yet 

 are generally considered as symptoms of un- 

 soundness. These, in the language of dealers, 

 are distinguished by the terms, high blower, 

 thick winded, &c. But, as all horses are not 

 alike in the natural quality of their breathing, 

 any more than they are alike in their external 

 form, or in their powers of speed, it would be 

 unjust to deem, a horse unsound for not being 

 callable of going upon wind as long as another 

 of a better brecid. 



The disease which is termed broken wind, 

 is generally brought on by repeated colds, from 

 irregular treatment. It may also be brought 

 on by too great repletion in the blood vessels, 

 by a want of exercise, or by a defective action 

 in the insensible perspiration. 



The difficulty of fei*eathing will be greater 

 or less, according to particular circumstances. 

 Thus it will always be iwcreased after the 

 animal has been watei^, or after he has filled 

 his stomach Avith food. At other times the 

 disease is often scarcely per-ceiptible. It may, 

 however, be easily discovered by putting the 

 hoi'se into a biisk pace, es[>ecially if it be up 

 hill. 



Dealers generally examine the state of a 

 horse's wind, by pinching the u{>j>er end of the 



