A discourse upon the plague, with a preparatory account of malignant fevers. In two parts. The first, containing, an explication of the nature of those diseases. The second, the method of cure ... / [Sir Richard Blackmore].

  • Richard Blackmore
Date:
1721
Catalogue details

Licence: Public Domain Mark

Credit: A discourse upon the plague, with a preparatory account of malignant fevers. In two parts. The first, containing, an explication of the nature of those diseases. The second, the method of cure ... / [Sir Richard Blackmore]. Source: Wellcome Collection.

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    ful and repugnant Particles, the Confequence is a Fever, that creates an immoderate Heat, and usually an exceffive Thirft. This Heat that arifes from the too great Power or Exaltation of the aftive Principles is not an inherent Quality of thofe Particles, but is of a Relative Nature, and has its Appellati¬ on from the Impreflion it makes on our Senfe of Feelings, whence as Light, Moi- fture, Cold, it is better underftood by naming the Term, than by the moft accurate and labour’d Definition. But if this intem¬ perate Heat proceeds only from great Labour or violent Exercife, that drives the Blood with too much Swiftnefs thro’ the Veffels, this not being occafion’d by any oppofite Matter receiv'd into the Blood, is tempora¬ ry and tranfient, and ceafe after proper Reft, and therefore is no Difeaie; but when it a- rifes from the Invafion of noxious Particles, that will not mingle and incorporate with the Blood and Spirits, but by Reafon of their contrary Nature ftruggle and ftrive with the wholfome Parts, that exert them- felves to expell them, till the Conflict raifes the fiery and aftive Principles to an immo¬ derate Height, this caufes a Fever proper¬ ly fo call’d, When the juft Difpofition of the Blood tho’ diforder'd and too much agitated, preferves the Union of its Parts, which remain unbrok¬ en by the noxious Quality of the Matter of the Diftemper, a Fever of the loweft De-
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