1. Advantages of scraping: Scraping with stones has many advantages. Scraping therapy can be traced back to the Paleolithic Age. When people are sick, they will instinctively touch and pat the uncomfortable parts of the body with their hands or stones, thus alleviating the symptoms. Later, after a long period of development, the method of scraping stones was gradually formed to treat diseases.

2, the role of essential oil: not only can prevent the scraping board from scratching the skin, but also can moisturize the skin, open pores, promote blood circulation and qi circulation.

I hope my answer can help you and be adopted!