Why do we generally sleep with our head facing away from the door?

[QUOTE=Crocodiles And Boulevards]
I’ve heard that when going out to a restaurant for a meal, a lot of men will instinctively prefer to sit in a chair that has it’s back to a wall/corner. Especially ideal are seats that have clear views of any or all entrances and exits.

This, allegedly, has to do with keeping yourself in the best position to see danger coming and to react to a fight or flight situation.

Then again it could all just be hearsay :wink:
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It may be instinct. I was taught this in martial arts training back in college and it always seemed like a good idea to me. I don’t like people moving around behind my back.

To the OP: I turn over constantly all night. Half the time my face is towards the door, half the time facing the wall.

Hijack: You know how when you’re in bed trying to fall asleep and you’re basically day dreaming/thinking/dreaming? When I roll over my brain immediately forgets whatever it was I was thinking about. I wonder why.