https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7456456/ Even they [ncbi].had to admit this[even not fully enthusiastic!]………………. something “scientific medicine” does not like…..!!
Continued investigations have improved research methodology and developed applications for chronic stress-related medical conditions, establishing credibility within the medical community [, , , ]. More recently, Wim Hof has presented a version of pranayama which allows him to withstand temperature extremes [10,11].
Hof believes exposure to the cold, combined with breathing exercises, can mitigate disease.
Believe?? He has shown this again and again in the most spectacular way ever shown by science!