A 14-year-old woman can scrape without contraindications. Gua Sha therapy is suitable for people of all ages, but those with contraindications to Gua Sha such as serious cardiovascular disease and skin disease may not undergo Gua Sha treatment.
Internal diseases such as liver and kidney insufficiency, serious cardiovascular and cerebrovascular diseases, bleeding tendency, generalized serious edema people prohibit gua sha. Scraping will promote blood circulation and thus increase the burden on the heart, lungs, liver and kidneys, aggravating the condition.
Surgical diseases such as severe allergic skin disease, skin ulcers, acute sprains, fractures and other affected areas prohibit gua sha, otherwise it will lead to wound infection and spread, aggravate the condition.
Gynecological diseases such as menstruation, pregnant women lumbosacral prohibit scraping.
In too hungry and full, drunkenness should not scrape.
Scraping treatment need to have a professional physician for guidance, do not unauthorized scraping treatment, so as to avoid injury.