Your fear is written all over your face, in heat

By Erika Engelhaupt, 18:08 PM March 26, 2014

What gets us hot can be so revealing. For me, the slightest anxiety or excitement can trigger a warm spread across my face. I can feel the blood rushing up my neck and into the thousands of tiny capillaries across my cheeks. I’ve worn scarves or turtlenecks to job interviews, weather be damned, to keep my burning red neck from betraying my nerves.

And the opposite can be true. Have you ever seen someone truly blanch? Given a real fright, the blood can literally drain from a person’s face, leav...

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