there have been instances of ice bathing as an extreme bodily test by persons vying for an endurance record, such as Dutch Iceman Wim Hof, and Chinese record-holders Chen Kecai and Jin Songhao. According to reports, doctors and scientists are studying how these people can spend an hour and a half submerged in an ice bath, and survive; Ice baths began to become extremely popular after being discussed extensively by Joe Rogan and his universe of scientist and comedians such as Dr. Andrew Huberman (Stanford) and Aubury Marcus (Onnit). See also Cryotherapy Dousing Ice bucket challenge Polar bear plunge Winter swimming References Physical therapy Hydrotherapy Experimental medical treatments Athletic training