FAMILY PHYSICIAN, ~ 143 
ables it to resist cold be tter oc ore. his 
k; and ms est 
uncommon for the Seuatey to 
ommon experience "affords ano serie stra- 
tion sil the same principle. If, in a cold winter 
~ day, we chance to sit for sometime in a room in 
perfectly warmed, and feel in consequence a sate 
sation of chilness over the body, we are much © 
more likely to catch cold on going out, than if 
we si in a room comfort tably 1 warm. 
In the latter case, the cutancetts circulation and 
nervous action go on Eoronely : ; heat is te 
generated, —o he skin is in 
I force. ; : 
is ree. Poteage toa | wi 
, if ac accompani ied with exercise fe kee 
this ‘Vitality, i is then felt to be: beedaans and stimu- 
able. 
