For generations, we have been taught to avoid the cold and dress warmly to prevent getting sick. Wim Hof practices the opposite: he exposes his body to temperatures below freezing without feeling pain or suffering health damage, gaining international fame in the process. The Dutchman uses a special breathing and concentration technique he developed to maintain his body temperature and thus strengthen his immune system through cold exposure. It is now scientifically confirmed that this method can increase energy, improve circulation, reduce stress, boost the immune system, strengthen the body, and combat many diseases, including rheumatism, Crohn's disease, asthma, various inflammations, and even depression, or at least alleviate them.