Why do you always feel cold when you get tired?
In: Biology
Circadian rhythm is your bodies biological clock, when your body prepares for sleep there are several things that take place including a decrease in blood pressure causing your body to cool. [https://images.app.goo.gl/W8Erb3y21nFgVHP87](https://images.app.goo.gl/W8Erb3y21nFgVHP87)
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