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

Good question. My friend is bald, and he actually complains about his head getting cold, so he wears anything that cover his head instead.

Now, I supposed it’s more about exposed areas