This opinion is from Traditional Chinese Medicine (TCM) theory. Maintain the body temperature around 36.5°C can maintain normal immunity. One degree lower the immune system decrease 30%. Another degree lower people will get serious sick even cancer. If body temperature around 34.5°C for 24 hours people will easily to get heart attack suddenly then die. Lots of my clients they feel hot but when I touch their body I can feel their bones are freezing. It's because the body try t