Page:Loimologia 1721.djvu/158

 1^8 The prognojlkh, Signs FROM certain and undoubted Signs, for forne time foregoing the manifeji Erup- tion of the Plague, may its Degrees of Se- verity be prognosticated. AS fharp and immoderate Pains appa- rently denote a pefrilential Conftitution, and likewife Tumors breaking out again upon Parts before arfe&ed : For it is a Cafe that I have often met with, that thofe who have had Buboes and Carbuncles in the Sicknefs well cured, to break out again afterwards, from fome Remains of the pesti- lential Venom yet lurking in the Constitu- tion, and not to be conquered. WHENSOEVER chronick Difeafes are changed into acute ones, it may be concluded that the Infection is not far off ; Fdr Valetudinarians are more fenfible of any approaching Diibrder than thofe who are ftrong and healthful : And from a natural Caufe may it be accounted why infirm ConfHtutions can certainly foretel feveral Changes in the Air, and be forewarn'd of other external Inconveniencies *, and the more virulent any infectious Miafmata are, the iboner do they affecl: fuch Habits } and