"What are the 4 major things you need to survive outdoors?" I asked my survival students.
I was thinking of the classic pillars of survival - fire, water, shelter, food, however one young lad piped up “oxygen", causing some hilarity! It was kind of a joke, after all everyone knows we need oxygen to live and getting it is normally an automatic process, right?
However, over the years I have come to think of this as a more interesting answer. Perhaps it's even more topical right now as the current COVID-19 pandemic has such serious effects on the respiratory system. Also relevant to the challenges of the day is the effect of breathing on our immune system and stress levels.
I first became interested in breathing techniques about 3 years ago when I heard about the Wim Hof Method (WHM). Hof, an eccentric Dutchman with a string of physical World Records to his name, devised a method that combines breathing exercises, yoga, and cold exposure. The aim of his method...