Very interesting!
I tryed cold shower, but this was very bad for me, so I am willing to try Sauna!
I would like to know if it is important for the head to be inside the sauna or not.
In veterinary medecine, we use hotness to kill herpesvirus in puppies by raising the temperature of the chamber up to 30°C for several days, in order to raise puppies temperature, to slow the virus growth...