See the hair color to know the pathological changes

Chinese people's hair is mostly black or dark brown, black and shiny, which is a sign of human health. However, if the color of hair is abnormal, it may be that some parts of the body have pathological changes.

(1) Black hair: black hair is a unique hair color of Chinese people, but excessive black hair is also abnormal. If the hair is too dark, or has not been too dark, and suddenly become dark, there is the possibility of cancer.

(2) White hair: the hair of middle-aged and old people is mottled or completely white, which is the manifestation of blood failure and kidney deficiency, but it belongs to normal physiological aging phenomenon, not morbid. But if the hair in a short period of time a large number of white, and red, bitter, irritable, it is the performance of liver disease. Young people's hair early white, may be caused by atherosclerosis, tuberculosis, anemia, gastrointestinal disease and other diseases.

(3) Yellow hair: long illness, body deficiency or malnutrition can cause hair yellowing, sparse dry, which is the lack of blood essence, unhealthy performance.

(4) Red hair: it's normal for some Chinese to have reddish brown hair. But if the hair changes from black to red or reddish brown, it may be caused by lead and arsenic poisoning.