impact passive heating has on the body and how hard james has to work, in particular his brain has to work to cope with that increase in heat. and what kind of long term damage does it do? people have a hot night and they struggled to sleep and they think about the short term impact of a restless evening, but what are the long term detrimental effects on the body of extremes of increased exposure to heat? we body of extremes of increased exposure to heat? we acclimatise to an increase exposure to heat? we acclimatise to an increase in exposure to heat? we acclimatise to an increase in heat exposure to heat? we acclimatise to an increase in heat and exposure to heat? we acclimatise to an increase in heat and athletes - exposure to heat? we acclimatise to an increase in heat and athletes use| an increase in heat and athletes use heat activation to improve their performance. but these are very fit individuals and they are focused on sports performance. at the other end of the