C 346 ) 
Liquid either too vifcid or globular to be 
returned, then from the fudden Propulfion 
of the Blood from the Cir mference to the 
Centre, fome of thefe Vcffsls may either 
be broke, or fo dilatu, as they may for 
ever lofe their Spring I have known fome 
habitual flight Quinzies foon cured, by 
wafhing the Part in cold Water, and laying 
over it a thick folded Linnen Cloth dipt in 
Water. 
Since cold Bathing throws the Blood, 
efpecially that in the Capillaries, on the 
Body's Surface, fo forcibly inwards, then 
in Spring and Harveft, this feems a promi- 
fing Courfe to prevent Spring and Summer 
Fevers, or autumnal Agues and Internet- 
tings ; the firfl: being often fatal to young 
People of a full Habit of Body, efpecially 
Bibbers, the laft are often epidemic and 
chronic. Nor can I think of a more cer- 
tain Preventative of flow Fevers, whofe 
immediate Caufe we imagine to be Obftruc- 
tions in the fmall Veflels. Cor oil. As the 
Preflure of the Bath depends on the Depth 
of Water we are immerfed in, fo the con- 
tractile Force with which it acts on our 
Body, is in Proportion to its Coldnefs, 
which may be eafily determined by the 
Thermo- 
