10 interesting things about human skin

Skin is a very important part of the human body. You may not see that your skin is working, but it actually does a lot of important functions in protecting human life.

The interesting information revolving around the skin below will give you more insight into this special part.

1. The largest organ

The skin can be considered a human organ, and it accounts for 12-15% of the weight of a healthy person. Each person has up to 300 million skin cells.

Skin performs many important functions in protecting human life

2. There are two main types of skin

These two types of skin are known as "hairless skin" or "smooth skin" while the second type is called "hairy skin".

3. Weight of human skin

The skin area of ​​each person is about 2 square meters. An adult usually has about 4kg of skin and contains more than 17.7km of blood vessels throughout the body.

In fact, the fragile skin we still see is just the cuticle layer , and hidden under it is a much more "powerful" machine.

Underneath is the dermis - is a thick layer and consists of a lot of blood capillaries, sweat glands and hair follicles. Combined, we have an extremely sophisticated working system.

The thickness of the epidermis on the body is also different, in the eyelid, it is 0.05mm, but in the soles of the feet, it is 1.5mm thick.

4. Sweat

The skin emits 11.3 liters of sweat every day on hot weather days. The parts without sweating are the skin under the nails, the lips, the skin covering the penis.

Human skin is always degenerating, forming dead skin.

5. Body odor

Body odor comes from a form of sweating - a form of sebum produced by sweat glands that is concentrated mostly in the armpit, genitals and anus. The sweat nature is not the same as the name until it is affected by the parasitic bacteria on the skin and assimilates the fatty compounds and creates an unpleasant odor.

6. The skin eliminates cells continuously

The upper layer of your skin (stratum corneum) is made up of many cells, and they always degenerate, forming dead skin . Human skin removes 30,000 to 40,000 dead skin cells every minute during the day. Every year a person emits up to 4kg of dead skin.

7. Large amount of skin cells

People have 300 million skin cells, corresponding to more than 15,000 skin cells / 1 square centimeter of the body. The electrical impulses move in the skin cells at speeds above 400km / h.

Structure of the skin

8. The main function of the skin

It is controlling body temperature, making vitamin D and protecting the whole body.

9. Skin is the cause of dirt in the house

Few people know that a large amount of dirt in your home is caused by your dead skin layers. Understandably, dead cells reach 30,000 - 40,000 / minute and so on for 24 hours and even year round will create a huge amount of dirt.

10. The skin on the lips

On the body, lips and fingers are the most sensitive parts. But the skin on the lips is 200 times more sensitive than the skin on the finger. This is why kisses give you strong emotions.

11. Leather has a waterproof function

An interesting secret about the skin is that they don't absorb water. This is why when you swim or relax, soak your body in a water environment without worrying about the water being able to penetrate our body.