Many people remove a few white hairs immediately after finding them, while others worry that the more they pull out, the more white hair will appear. There is a saying among the people that "pull out one root and three will grow". Is this true? Hair grows from hair follicles, and its color is determined by the melanin secreted by the hair matrix cells in the hair follicles. If the amount of melanin is large and the density is high, the hair will be black, otherwise the color will be light. There are many factors that affect the secretion of melanin. For example, melanin will gradually decrease after the age of 40. Genetic factors, malnutrition, mental stress, lack of sleep, and poor digestion will also affect the secretion of melanin. The reason why there is the illusion that "the more you pull out white hair, the more white hair there is" is because after the white hair falls off, the human body still lacks melanin, and the hair that grows from the hair follicles is still white. Therefore, pulling out white hair will not cause more of it to appear. Even so, it is not recommended to pull out white hair randomly. Forcibly pulling out gray hair can cause scalp inflammation. In addition, several hairs will grow from the same hair follicle, and pulling out one hair will affect the growth of other healthy hair, causing hair loss, etc. If you cannot tolerate the presence of gray hair, you can cut it off close to the scalp. Some gray hair is "reversible", such as gray hair caused by overusing the brain, excessive anxiety, etc. As long as you ensure adequate sleep, reduce stress, properly supplement vitamins and trace elements, and supplement with scalp massage, the gray hair will gradually disappear. People with white hair should eat more black beans, black sesame seeds, walnuts and other foods to delay the growth of white hair. It should be noted that black sesame seeds cannot be eaten raw. It is best to eat them under the guidance of a doctor, otherwise it is easy to get angry. In addition, middle-aged people can also eat more jujube, red beans, yam, etc. The elderly suffer from liver and kidney deficiency, so they can eat more kidney-tonifying foods such as mulberry and wolfberry, which is also beneficial to hair health. |
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