( 34i ) 
that of the Heart, where one is weak, fo 
is the other y and the Blood being forcibly 
driven from the Circumference thrown 
upon the Vifcera y and by the Vena Cava 
ca ft into the right Auricle of the Heart, 
which being weaker than the Ventricle, it 
may be fo diftended, and receive fuch Re- 
finance from the Blood behind, as may 
difturb or weaken its Motion, or hinder its 
full and regular Projection into the Lungs : 
Hence Faintings, polypous Concretions in 
the Heart or great Veffels. On this Ac- 
count cold Bathing is alfo unadvifable to 
fuch as have weak Lungs, have feveral 
times vomited or fpit Blood, have always 
a fmall, fqueaking, effeminate Voice, for 
they breath the Air out of their Lungs 
flowly, which in the mean time rarifying 
in the Air Veffels, diftends them, preffes 
too powerfully on the Blood Veffels, where- 
by they are in danger of burfting, and ei- 
ther difeharge their Contents into the Ca- 
vity of the Breaft, into fome of the Mem- 
branes of the Lungs, or by the Mouth. — 
But fince the Water a£ts both by Preffure 
and Contraction, which expel the Blood 
from the Body’s Circumference, then is 
Bathing unadvifeable in old Age, where 
Z 3 the 
