278 STRANGLES, 



reus a pofltion, and acknowledge, as no one 

 found reafon has ever been given for the caufe 

 in quedion, I fliall not prefume to introduce 

 any thing dictatorially decifive upon thefubjecSj> 

 but fubinit to the confideration of othevs what 

 appears to me to contain ^vtvy jujl reafon that 

 can be affigned for the appearance of a diftem- 

 per, attacking each fubjeCl to a certainty, at 

 different periods without contagion, or any 

 cau(e hitherto eftabiiflied, but that it is fo. For 

 my own part, after ajSfording it every degree of 

 confideration, there is abiolutely but one ra- 

 tional caufe to be offered why horfes, at the 

 periods before mentioned, become then fubjedl 

 to this dlftemper, in a greater or lefs degree 

 Jiccording to circumftances^ as for inftance, 



Thofe horfes (or colts) that have been con- 

 fiantly well fed without reftraint for three, four, 

 or five years, mufl, with their food, have im- 

 bibed an accumulation of impurities 5 thefe 

 having never been once agitated by evacuations, 

 excited by art, or perfpiration promoted by ex- 

 ercife, mud confequently remain flagnant in 

 the bluod, till the horfe being brought into 

 ufe for the purpofe he is intended, when the 

 groflneis and vifcidity that has fo long lain dor- 

 mant 



