The Way of the Iceman: How the Wim Hof Method Creates Radiant Long-term Health—Using the Science and Secrets of Breath Control, Cold-Training and Commitment

by Wim Hof

If you expose yourself to extreme cold for too long without training, you run the risk of suffering cold damage. If your core body temperature falls below 35°C (95°F), the cold will get into your bones and tissues can die. That is what happens when people get frostbite on their fingers and toes while climbing in the Himalayas or other high mountain ranges. First, the fingers or toes become white, which is accompanied by a burning or tingling sensation. After a while, they become completely numb, which is dangerous. If they are not treated, the skin will become dark or even black. The skin will look as if it had been burnt.