Wim Hof is a man who uses his mind to control physical inputs and outputs in his body. His techniques, which some consider to be snake oil, a simple side-affect of a superb conditioning, have proven science wrong time and time again.
It is incredible what the brain will do, if you allow it. It’s unbelievable what the body will do, if you simple try. Don’t go outside in the cold butt naked. But watch this video.