+**Blushing** is an involuntary reddening of the face, often extending to the neck and chest, triggered by certain [emotions](/wiki/emotion). This common human [physiological response](/wiki/physiology) occurs when superficial blood vessels widen, increasing blood flow. It is most frequently associated with feelings of embarrassment, shyness, or shame.
+## See also
+- [Embarrassment](/wiki/embarrassment)
+- [Social Anxiety](/wiki/social-anxiety)
+- [Nonverbal Communication](/wiki/nonverbal-communication)
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