there’s a theory that (among other factors) our modern-day reliance on heat and air conditioning and avoidance of physical discomfort is adding to the epidemic of obesity and overall poor health 
the human body, apparently, was designed to suffer. at least a little. temperature stress strengthens the immune system, reduces depression and anxiety

i ponder as i shiver in the ice-cold shower – that while some degree of self-care is a good thing,
the constant drive for self-indulgence is adding to the inability to relate to others