Have you ever had a hard time sleeping, but the moment you stick your feet outside the covers, you pass out? Why does this happen?
Why Do We Sleep? ►►►► http://dne.ws/1UtslKc
The roles of hands and feet in temperature regulation in hot and cold environments (University of Wollongong)
“The temperatures of the skin and subcutaneous tissues, particularly those of the hands and feet, vary significantly as air temperatures move away from the thermal comfort zone.”
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