In addition, scraping also has good effect for health care. Nowadays most people are sedentary and take in too much nutrition, so many people suffer from severe blood stasis, lack of qi and blood, and slow blood flow. Scraping can mobilize the body's ability of self-regulation, scrape off the blood stasis and make the whole body feel relaxed. Therefore, scraping is particularly helpful to improve the sub-health status. As we all know, the most important thing for health preservation is to preserve life, but not only to treat disease. Once the traffic slows down, try to take the broken cars away instead of waiting until the traffic stops completely - - - that's a wisdom choice.