The thing about hot yoga is that you will have sweat coming from body parts you didn't know could sweat.  Like your elbows.  I was a little intimidated by the idea of trying a 75 minute class where I would be sweating while twisting my body into a human pretzel.  I've taken regular yoga classes before.  I can  feel my heart rate go up and blood get pumping in the cooler temps of those classes.  I…