As they age, many middle-aged and older people will have white hair. However, few people know that white hair is not only seen in older people. Some of them are hereditary. For example, premature gray hair, commonly known as premature graying, some people have white hair since childhood. This is due to genetic genes. From the location of the head, most of the hair starts to appear on the top of the head and the back of the head. Some people have white hair since their 20s. What are the types of gray hair? Premature gray hair: From the perspective of age, gray hair usually starts to appear before the age of 25, and the distribution of gray hair is relatively scattered; judging from the causes of gray hair, on the one hand, most of them are genetic factors, and on the other hand, it is caused by the time when the brain is used more for study, the pressure of study is greater, and the lack of attention to a scientific work and rest schedule; from the perspective of location, gray hair mostly starts to appear from the top of the head and the back of the head. Gray hair on the temples refers to the male gray hair that appears after the age of 25 and is definitely not inherited, or the male gray hair that has a small amount of gray hair before the age of 25 and gradually increases after the age of 25 and is definitely not inherited. The white hair usually starts to increase from the temples and other disease factors have been ruled out. Female gray hair: refers to female gray hair that appears after the age of 25 and is definitely not inherited, or female gray hair that has a small amount of gray hair before the age of 25 and gradually increases after the age of 25 and is definitely not inherited. The white hair usually starts to increase from the forehead and temples, and other disease factors are ruled out. To sum up, this is what I have introduced to you, the types of gray hair. The harm of gray hair is still relatively large, and the number of patients suffering from gray hair is increasing. In life, we should do a good job in preventing this disease of gray hair. When gray hair appears, we must seek timely treatment to avoid worsening of the disease. Causes of folding Age-related gray hair is a physiological phenomenon. Vitiligo can be divided into two types: congenital and acquired. Congenital white hair is often accompanied by albinism, and sometimes occurs in patients with some genetic diseases, such as ataxia-telangiectasia syndrome and Rothmund syndrome, showing a familial hereditary characteristic. In addition to senile gray hair, premature gray hair is more common among acquired gray hair. It may be related to genetics, but mental trauma, emotional excitement, pessimism and depression, malnutrition, etc. are also important factors for the disease. Sometimes it is one of the symptoms of certain diseases, such as adrenal insufficiency, Vogt-Kayanagi syndrome, Alezzandrini syndrome, etc. |
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