the.com/blush
the only emotion that paints itself on your face without permission.
can't fakeBlushing is nearly impossible to do voluntarily
darwin's puzzleHe called it the most peculiar human expression
belly tooSevere blushing can spread down the chest and stomach
social glueIt signals honesty, making blushers seem more trustworthy
adrenaline rushThe same hormone driving fight-or-flight reddens your cheeks