Humans possess a distinct circuit starting from skin receptors to the preoptic area of the hypothalamus that regulates the physiological and behavioral responses to heat.

“There's a very basic circuit, meaning neurons that exist in the skin, in the brain, and in the body that communicate with one another that allow you to heat up if you need to and cool down if you need to. Once you understand this circuit and the way it's structured, then you are going to be in a gre”