Why does the old man's black hair turn white? Do you want to keep fit like this

summary

It is a normal physiological phenomenon of human aging that black hair gradually turns into white hair in clinic. But now some people will find that many young people often have white hair. Many people think that in the age of long black hair, the gradual growth of white hair represents that the patient's physical function has been damaged. So many people are more concerned about why black hair will become white hair. Let's take a look at this problem.

Why does the old man's black hair turn white? Do you want to keep fit like this

First, hair is the appendage of the skin. Like other organs and tissues of the body, it needs to be continuously supplemented with adequate nutrition. However, if the body lacks protein, vegetable oil, vitamin B1 and vitamin B2 for a long time, the hair will gradually turn from black to white, which is an unavoidable result.

Second: hair is easy to turn white due to diseases, drugs and genetics. If pituitary dysfunction, hyperthyroidism, endocrine disorders, tuberculosis, typhoid fever, pernicious anemia and other consumptive diseases, they will indirectly lead to hair from black to white. Therefore, to prevent hair from turning white, the best way is to avoid diseases and pay attention to health preservation.

Third: the color of hair is often determined by the number, size and distribution of pigment particles in the hair cortex. At the same time, the properties of pigment and various optical effects are also the elements of hair color. It is a normal physiological phenomenon that hair turns gray or white after aging, which is related to the loss of tyrosinase activity in hair ball.

matters needing attention

Usually to prevent this phenomenon, we must pay attention to, do not be picky in life, to a balanced intake of some nutrients, eat more for their hair to restore health help food. Don't always dye or perm your hair if you have white hair.