[ 68 ] 

 CHAP. VIL 



i 



0/fl BROKEN-WIND. 



The cauA; , 



of broken 'T' H I S c^iforder hitherto fcems ta 



wind. A have been little underftood, but 

 Mr. Gibfon is inclined to think, that the 

 fource of it is frequently owing to inju- 

 dicious, or hafty feeding young horfes 

 for fale ; by which means the growth 

 of the lungs, and all the contents within 

 the cheft, are fo increafed, and in a few 

 years fo preternaturally enlarged, that 

 the cavity of the cheft is not capacious 

 enough for them to expand themfelves 

 in, and perform their fundions. 



erva- ^ narrow contrafled cheft with large 



lungs may fometimes naturally be the 



caule of this diforder : and it has been 



. obferved, that horfes rifing eight years old 



are as liable to this diftemper, as at a 



certain period of life men fall into afth- 



mas, confumptions, and other chronic 



difeafes. 



tion. 



The 



