White hair cannot be pulled out casually? Harvard Study: People with long white hair are less likely to develop cancer? Does it make sense?

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Long white hair is a symbol of good fortune. Don't easily pull it out, just keep it!In the early morning, Mr. Li, who was among the elderly in the lakeside park, said.

Is what Uncle Li said true? Can white hair really fight cancer? Is the scientific basis proposed by Harvard scholars reliable? What effect will it have if I pull out my white hair? Next, we will answer each question one by one.

When people reach middle age and raise children to adulthood, their increasingly obvious white hair comes with them. Some friends even have clusters of white hair before reaching middle age. However, recently there have been claims that white hair can fight cancer and cannot be removed,

Firstly, whether it is in old age, middle age, or even a small group of teenagers, there will be situations of long white hair,So what is the reason for growing white hair? Is it true that people grow white hair only when they get old?

Foreign researchers have conducted experiments and found that when the number of stem cells in animal hair follicles decreases, hair turns white. When animals are exposed to radiation and chemicals that damage DNA, the damaged stem cells permanently transform into Melanocyte. The loss of stem cells also reduced the number of melanocytes in the mouse body, thus making the animal's hair white.

Among them, David Fisher, a professor of Harvard Medical School, also pointed out that:Whitening human hair may help prevent cancer as it is related to DNA damage, which limits stem cell division and reduces the chance of stem cell mutations. In addition, during the growth of white hair or the blackening of the original black hair, the human body's self-regulation mechanism can also, to a certain extent, eliminate various dangerous human cells that have been cancerized to varying degrees.

So, can white hair really help our body fight cancer?

Let's skip the table here first. Regarding the experiment conducted by Harvard scientists in the United States mentioned earlier, the editor would like to emphasize that one thing worth noting is that this so-called mouse experiment is only conducted on mice, and the conclusions drawn from it cannot be directly or arbitrarily extrapolated to humans. Therefore, it can be seen that, Although the experiment conducted by this American scientific laboratory is scientific, the results it produces cannot withstand our repeated scrutiny. In fact,Let's think about it from this perspective. If people with gray hair have a lower risk of developing cancer symptoms,So, why are cancer patients often dominated by the elderly? If we think about it this way, it is not difficult to find that the result obtained by the Harvard Science Laboratory in the United States is clearly inconsistent with our reality.

In addition, it is worth mentioning that according to the data released by the China Cancer Center last year, we can learn that:Men aged 60 to 64 and women aged 50 to 54 have the highest number of cases of malignant tumors, while men aged 60 to 64 and women aged 75 to 79 have the highest number of deaths from malignant tumors.

Based on the above,The growth and formation of white hair are not directly or necessarily related to anti-cancer. However, although white hair does not have an anticancer effect, we still do not recommend blindly removing white hair in daily life.

Does graying hair mean I'm getting old?

This sentence may be said to be only half right. The primary reason for hair to turn white and grow new white hair is, of course, aging. With the increase of age, the number of Chromatophore in the human body is not only decreasing, but also their functions are gradually declining,The enzyme activity involved in melanin formation will gradually decrease, ultimately leading to a decrease in melanin production and the generation of white hair.

2. Lack of minerals and various vitamin groups in the body

A portion of the population has white hair, which is likely due to a lack of certain nutrients in the body, manifested through the growth and appearance of white hair. It is worth mentioning here that we all know that the human body requires a certain amount of vitamins or other nutrients every day. Vitamins and minerals, as two essential substances for maintaining normal body operation, are important influencing factors for the growth of white hair. When the body lacks Vitamin B12, zinc, selenium, iron and other related ingredients, even if we are not aging, it is possible to grow white hair.

3. Congenital inheritance

White hair has an obvious genetic tendency, which is mainly caused by the Autosome that controls our genetic shape.If this is the case, it is difficult to easily change it, after all, powerful genes are innate, which is difficult to easily change and shake through a series of measures we take the day after tomorrow.

4. Excessive and intense exposure to the sun

We like to bask in the sun and enjoy sunbathing in winter because it is well known that the ultraviolet rays produced by the sun have various benefits for our human body. However, although the ultraviolet rays produced by the sun are good, everything, good or bad, is too much. If we want to enhance the exposure of ultraviolet rays to our body, which leads to excessive exposure, This excessive exposure to ultraviolet light will also cause damage to the melanocytes in our body, which will lead to oxidation and damage of hair follicles under the surface of our skin. So, in other words,If our white hair grows too fast or too much, we can pay attention to whether we have been exposed to high intensity ultraviolet radiation for a long time during that period.

5. Some diseases

As humans,If you suffer from diseases similar to Vitiligo, or Atherosclerosis, skin atrophy, endocrine and other related diseases,Or it can be said that diseases such as thyroid dysfunction in the human body may also lead to the growth of white hair, which cannot be ignored, and this is also one of the important reasons for the growth of white hair.

6. High Psychological stress

As we all know, psychological depression will bring about various psychological diseases, and the aggravation of psychological diseases will lead to the aggravation of Psychological stress, forming a vicious circle. Long white hair is also closely related to this statement. A person who is in tension, anxiety and other negative emotions for a long time will lead to the disorder of the Endocrine system, insufficient blood supply to the head, and will increase the oxidative stress of hair follicles, which will accelerate the death of melanocytes.

We have heard of:The statement that this concern is actually unnecessary is completely baseless. The amount of hair in animals, including humans, depends on the number of hair follicles. The number of hair follicles on our scalp is fixed, and the same goes for the amount of hair that grows. We won't grow more just because we pull out white hair.

However, it is worth noting that pulling out white hair is very easy to damage hair follicles, and is likely to cause hair follicle inflammation.Once our body has Folliculitis symptoms, it will often lead to other hair related effects, and even may cause hair loss and so on.

However, not only do elderly people grow white hair, but for some young people, having white hair on their heads can greatly affect their image. If they cannot pull it out, how can they improve it?

1. Supplementing various nutrients to ensure balanced nutrition

In terms of diet, it is important to consume more foods containing various vitamins, minerals, and niacin. Animal liver, eggs, seaweed, and shrimp and crab foods can be cooked appropriately for consumption. At the same time, it is important to pay attention to a light diet, and avoid fried or greasy foods as much as possible.

2. Early to bed, early to rise, and frequent exercise

Adequate sleep can keep metabolism and Endocrine system in the body stable. Exercise can accelerate metabolism. It is recommended to keep at least half an hour of exercise every day.

3. Reasonable hair dyeing and shampooing

Dyeing and perming hair can cause harm to the hair. It is recommended to have a perm or dye interval of at least six months or more, and not too frequently.

4. Massage the scalp appropriately for a soothing effect

Massaging the scalp can relieve pressure and improve blood circulation. When massaging, you can use some massage tools, such as Massage chair or head massager. At the beginning, you can massage for 1 to 2 minutes each time, and then gradually increase it to 5 to 10 minutes. Pay attention to long-term adherence.

5. Maintain a pleasant and comfortable mood

Therefore, maintaining a happy mood can have a certain effect on inhibiting the growth of white hair.

In addition to aging, the appearance of white hair is closely related to some bad habits in life. We should try to do these things as little as possible to prevent the occurrence of white hair. Of course, don't be too anxious after experiencing white hair. We should face life with a positive and optimistic attitude, face white hair, and this natural physiological phenomenon. However, it is worth noting that:If white hair is accompanied by other physical abnormalities, such as a significant decrease in body weight, loss of appetite, and gradual weight loss in a short period of time, it is necessary to seek treatment from a professional doctor at the hospital in a timely manner

White hair is a natural metabolic phenomenon in the body. If we or those around us experience the phenomenon of growing white hair, there is no need to panic too much. Pulling out white hair itself is not much related to cancer and anti-cancer. As long as we pay more attention to balanced nutrition in our daily life, cultivate healthy and regular routines and habits, all kinds of troubling phenomena will naturally disappear.


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