[ 494 ] 
< out any precaution ; after expofing our naked bodies to 
the heat, and fweating moft violently, we inltantly went 
out into a cold room, and flaid there even fome minutes 
before we began 'to drefs; yet no one received the leaft 
injury. I felt nothing this day of the noife and giddi- 
iiefs in my head, which had affedted me in making the 
former experiments ; and, whether from the force of ha- 
bit, or any other caufe, the fliaking of our hands was lefs, 
.and we felt lefs languor, though the heat had been fo 
;much more intenfe. 
XLVIL A 
