Fire & Ice: Tips, Tricks & Biohacks To Maximize The Benefits Of Sauna, Hyperthermia, Cryotherapy & Cold Thermogenesis.

Ever wonder how hot your sauna should be? The benefits of dry vs. infrared? Things you can use to heat up the body or enhance detoxification more during the use of heat? How about how cold a cold shower or cold bath should be? What kind of hacks...