24S EXERCISE. 



evaporating steams of the most volatile salts, 

 with the perspirative pores all open, parch- 

 ing with thirst, to a large open trough of 

 cold water (with little respect to season), 

 where he is permitted to satiate the appetite, 

 unrestrained by judgment or fear of conse- 

 quence ; till chilled by the frigidity of the 

 element, the porous system becomes in- 

 stantly collapsed, and you perceive by at- 

 tention, the tail almost immediately clung 

 to the hind quarters ; a violent trembling 

 and bodily agitation succeeds, and the per- 

 spirative matter thus obstructed in its very 

 act of Jluctiiation (through every part of the 

 frame) lays the foundation of various ills, 

 that, however they might have been avoided 

 in the first instance, cannot be prevented in 

 the last. 



This ceremony is succeeded by one of 

 two others equally prejudicial to the frame 

 in general, however its ill effects may not 

 prove immediately discernible ; but remain 

 dormant some short space of time in the 

 habit before it is displayed in one of the 

 tnany diseases so repeatedly described in 

 different parts of the last and present chap- 



