The so-called existence is reasonable. Since there is a reason for the existence of nose hair, the growth rate of human hair is mainly affected by male hormones. The organs that secrete male hormones in males are the testes and adrenal glands, and the organs that secrete male hormones in females are the ovaries. Exuberant people will grow faster than hair.

What are the functions of nose hair?

1. Block bacteria

The biggest role of nose hair is to protect the nasal cavity. The vigorous nose hair can well block the invasion of external bacteria and dust. With the increase in the number of private cars and chemical factories, the air pollution problem in China is becoming more and more serious. Long-term inhalation of harmful gases or Frequent smoking, a large number of harmful substances will enter the respiratory tract directly with the nasal cavity, affecting the health of the lungs.

With the buttocks of the nose hair, it can better block the invasion of external bacteria, protect the health of the respiratory tract, purify the air, and prevent the occurrence of adverse lung diseases.

2. Prevent nosebleeds

Nose hair can keep the nasal cavity moist and maintain the normal temperature of the nasal cavity. The weather in winter is relatively cold. Due to the dry surrounding air, if there is no nose hair, the cold air will directly invade the body, making the nasal cavity dry and causing epistaxis. It will also increase the human suffering from lung and respiratory diseases. probability.

With the existence of the nasal cavity, it can better filter the cold air, keep the nasal cavity moist, and prevent nosebleeds.

3. Protect the olfactory nerve

There are many olfactory nerves distributed in the human nasal cavity. The nose hair can also protect the normal function of the olfactory nerve. With the presence of eyebrows, it can help you smell different odors and distinguish food faster.

Is "whitening nose hair" a sign of aging? Doctor: Or related to 5 reasons, men should pay attention

First point: Albinism

Albinism is a very typical genetic disease, which is often used as a case in biology textbooks. Albinism itself is mainly caused by genetic mutation.

After suffering from this disease, the body's melanin will be abnormal, and the body's hair will turn white, including the nose hair. Therefore, the white nose hair is likely to be caused by hereditary albinism.

Point 2: Decreased secretion of melanin

Whether it is black nose hair or black hair, it is affected by melanin in the body. If there is more residual melanin around the hair follicle, the hair will be darker. On the contrary, if the residual amount of melanin is small, the hair will naturally change from black to gray.

Point 3: Environmental Pollution

Environmental pollution is one of the main reasons for the whitening of nose hair. There are many harmful substances and peroxygen bacteria in the air, and the human respiratory system cannot complete its breathing operation in a comfortable environment. The long-term existence of a relatively polluted environment will cause many effects on the respiratory organs and lungs of the human body.

The lung function of the human body is damaged to a certain extent, hindering breathing and running to the outside world, and the nose hair will turn white. damage.

Point 4: Weak kidney qi

Kidney is the innate foundation and the main source of yang qi in the body. A healthy kidney can make a person’s body healthier. Kidney is an important organ that produces urine and excretes urine. When kidney function becomes diseased, it will also affect other internal organs and organs. of normal operation.

Traditional Chinese medicine believes that: the kidney is the main source of hair, and the kidney affects the growth of human hair. When the kidney function becomes poor, the kidney qi is insufficient or the kidney yin is deficient, the blood flow of the whole body will also run smoothly, the skin condition will become worse, and the skin will be dry. Frizzy, whitening of nose hairs.

Point 5: Endocrine disorders

The secretion of hormones in the body ensures the acid-base balance and endocrine state of the human body, and at the same time has a stable effect on the growth rate of body hair and nose hair.

The secretion of melanin shows a downward trend, the color of body hair and nose hair will change, and the phenomenon of white nose hair will come from this over time. It is the best choice to stabilize one's own physiological work and rest.