What is the cause of blushing?

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Blushing

Q. What is the cause of blushing?

A. The sudden reddening of the cheeks known as blushing, is due to the influence of cer­tain emotions upon the vaso-motor center, that is, the part of the brain that controls the blood vessels of the body. In some persons, blushing is wholly confined to the cheeks, while in others it extends to the forehead, and in still others to the neck and shoulders.

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