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Both animal and human hair have the effect of protecting the body and attracting conductivity. In terms of protection, it can keep warm or block the sun's rays. Special hairs can also protect the animal's neck from enemies, such as manes.
In terms of attracting the opposite sex, the male peacock uses the opening screen to show off its beautiful feathers to attract the female peacock. Human hair also has the function of attracting the opposite sex.
Judging from the changes in human hair growth, babies are born with a layer of fluff on their bodies. After a while, the fluff falls off and is replaced with soft bristles. At puberty, the soft hairs will transform into the first mature hairs.
Hair development is controlled by the gonads. Male hormones promote full beard and body hair growth, but inhibit hair growth; Estrogen promotes hair growth but inhibits beard growth. That's why girls don't grow beards.
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Estrogen "Male hormones, so the physiological characteristics of men are not obvious, but some girls still have a little bit, just not obvious!
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Because women are the opposite of men, the body secretes magnetic hormones, and beards are due to male hormones.
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This is the second characteristic of men, which is caused by the secretion of male hormones, and women do not have it!
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The beard is a symbol of more male hormones.
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Isn't it good for a woman to have a beard, natural creation is very in line with aesthetic needs.
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If you have a beard, you are not a woman.
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Some women also have long beards.
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Why can't men have children???
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Women don't look good when they have a beard.
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If a woman grows a beard, she is not called a woman.
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The appearance of beard is related to male hormones, but it does not mean that whoever has a thick beard has a particularly high amount of male hormones, and whoever does not need a beard on his face has no male hormones in his body. The normal amount of male hormones in the human body is certain. In addition to male hormones, beard thinning is also closely related to genetic factors.
Caucasian men generally have more and thicker beards than men of other races, while yellow men generally do not have the same thick beard as Marx's beard, which is due to the genetic work of the human race.
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The anatomy of women is different from that of men, and women have evolved over a long period of time, and the hair on their chin has completely receded.
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Women also secrete male hormones, but women secrete more estrogen than male hormones, so women do not grow beards. When there is a hormone imbalance, when the male hormone secretes more than the female hormone, the woman grows a beard!
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Beard is a male secondary sex characteristic, and a long beard is not necessarily a man's patent, and some women also have a beard. So why do you have a beard? This is because the male hormone in the human body is strong, and there are more beards, and on the contrary, there are fewer beards.
Among men, some people have more beards, and some people have less beards or even no beards, mainly because the male hormones produced in the male pituitary gland play a role. Some women also have beards, but their beards are not easy to detect, and even if they can be seen, they are very thin, because they do not produce much male hormones in their bodies.
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You're wrong, women grow beards too. It's just that women don't have as many male hormones as men, so the beard won't be as obvious as men, and the circle of fine hairs around the corners of a woman's mouth is
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Women are not the same as men. Growth hormone in females is female. And the male is the male. Of course, there will be some girls who grow beards. But it doesn't matter. That's just hair. With age. It's going to go away. Hope to adopt!
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Both men and women contain estrogen and androgen in their bodies, and the reason why the characteristics are different depends mainly on which hormone is dominant. Beard growth is closely related to the so-called male hormones, so men with high levels of the body tend to have a pronounced beard. Beard growth in women is often caused by hormone imbalance, but it can also be caused by drugs, such as the use of delodontin, corticosteroids, psoralen or streptomycin.
This drug-induced hirsutism usually goes away after the drug is stopped.
Because of the estrogen imbalance in women.
Women also have male hormones in their bodies, especially women who are more prone to acne, and have more male hormones in their bodies.
When the content of estrogen is low, and it is not enough to suppress male hormones, women will have some male sexual characteristics. For example, with a long beard, body hair is relatively coarse, long, and hard. If a woman's estrogen fades away, then so do the woman's sex characteristics.
Therefore, it is necessary to take good care of the body and restore the balance of hormones, so that women will not grow beards.
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Genes control proteins and traits by controlling the synthesis of enzymes in question. Therefore, the male hormone in the female body is very low, and the beard does not grow.
A large part of this situation is due to an excess of male hormones, therefore, it is necessary to pay special attention to the diet at ordinary times. In cases where the beard affects the appearance, you can choose a bleaching agent to make the beard a little lighter.
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