8 facts about male bodies that they themselves do not know

1. Funny set of 20 differences between men and women
2. Science proves: Women work more brains than men, so they need more sleep!
3. The reason why men lose bone in "little boy"?

The male body always contains countless surprises. It is not only a secret for women, but also for men.

On the Bright Side page decided to share 8 facts about the male body, not everyone knows , including themselves. Invite you to consult!

1. Slow aging

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The face of a man often looks much younger than women. This is evidenced by a study that shows that the men 's skin collagen levels decline very slowly even if they get older, making wrinkles appear less than women.

However, because men have less skin care than women, and suffer from many dangerous external conditions, they may lose that " natural advantage ".

2. The ability to produce milk

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This may sound strange but the truth is that. Men also have milk glands but the presence of milk is an abnormal sign on the male body. This cause can occur when too many prolactin hormones are produced as a result of some regimens for treating heart disease or problems with the pituitary and hypothalamus, using opioid analgesics.

3. Baldness

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One of the genes that plays an important role in baldness is on the X chromosome. A recent study by British scientists proved that men inherited it from their mother. However, if the father of that man is also bald, the probability of that person being bald is up to 60% . In addition, the activity of male hormones also affects hair follicles the way the body gradually loses its ability to create new hair. Stress and poor diet also significantly increase the risk of baldness.

4. Premenstrual syndrome

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This may be surprising for some people, but 26% of men also experience premenstrual syndrome. During this period, men become sensitive, frustrated, always feel appetite and may even have stomach cramps. That is, he experiences exactly the same expression as in women.

5. Sexual origin is female

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All people in this world begin to exist female gender . X and Y chromosomes are responsible for determining the sex of a person. If two X chromosomes join together during conception, the fetus will be female and if the X and Y chromosomes are combined, the fetus will carry the male sex.

However, in the first 5-6 weeks, the Y chromosome does not work, so the embryo was originally identified as female sex.

See also: Where did the origin of the male and female symbols come from?

6. Thick skin

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Testosterone hormone makes male skin about 25% thicker than women. However, throughout life, men's skin tends to thin down, while skin thickness in women remains the same until menopause.

7. Adam apple

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" Adam apple " is actually the largest thyroid cartilage in the body and is also one of the 9 cartilage that forms the larynx. Everyone has an " Adam apple ", both men and women. However, the " Adam apple " in men is larger in size. This is because the male larynx size is larger.

The bigger the size of the Adam apple, the deeper the voice will sound. This is true for both sexes. During puberty, the size of the Adam's apple grows fastest, especially in men, making the male's voice quieter, while the female's voice is only a little quieter.

8. The ability to recognize colors

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Men often perceive colors less than women, the reason for this is actually quite simple. The ability to recognize colors is determined by the cone cells in the retina. They are in the X chromosome where women have two X chromosomes, so the number of cones is double that of men.

Having fun!