eli5 When I’m in bed on a cold night, if I put my arm out of the covers it quickly gets really cold and uncomfortable. However, my head is out of the covers all night, resting on a pillow, and doesn’t get cold at all. Why?

Question

eli5 When I’m in bed on a cold night, if I put my arm out of the covers it quickly gets really cold and uncomfortable. However, my head is out of the covers all night, resting on a pillow, and doesn’t get cold at all. Why?

In: 49

Answer 1

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