What is the cause of nervous blush

summary

When it comes to blushing, many people think it is caused by nervousness or embarrassment, but some people's blushing may be caused by drinking or some disease. Do you know what causes blushing? Do you know what causes nervous blushing in daily life? Let me introduce it to you.

What is the cause of nervous blush

First: Adrenaline also causes your blood vessels to expand (called vasodilation), speeding up blood flow and oxygen delivery. That's why the face turns red. The blood vessels in the face respond to a signal from the chemical transmitter adenylate cyclase, making adrenaline popular.

Second: the psychological quality is relatively poor, people who care about other people's views will have a kind of tension or excitement when communicating with people they are not familiar with or more important, and reflexively cause human sympathetic nerve excitement, norepinephrine and other catecholamines secretion increase, so as to make people's heart beat faster, capillary dilation, that is, blush.

Third: drinking or excitement can make us blush, but blushing in embarrassment is different from these situations, because only this kind of blushing is triggered by adrenaline.

matters needing attention

When you blush, you should learn to calm down, relieve your pressure, don't give yourself too much external pressure interference, usually pay more attention to training yourself.