What does the color of the skin represent?

Scraping treatment is characterized by skin color changes such as flushing, purplish red, etc., accompanied by local heat sensation or slight pain, which may or may not be accompanied by scraping. Generally, scraping indicates that there is a problem in health, and different scraping colors also represent different diseases. Dark red represents heat syndrome; bright red represents yang deficiency fire; black represents cold syndrome; light blue and purple represents qi deficiency and blood stasis syndrome; purple represents internal cold syndrome; purple black and dark represents blood stasis cold syndrome; Purple-red represents damp-heat syndrome, etc. Scraping method is to use scraping tools to stimulate the twelve skin parts of the body surface, which has the effects of dredging meridians, promoting qi and blood circulation, and adjusting the functions of viscera, so as to achieve the purpose of preventing and treating diseases.