Back scraping is not recommended during menstruation.
Gua Sha is the use of Gua Sha instruments and media in the body surface for the corresponding techniques scraping, in order to promote the circulation of qi and blood, dispel dampness, blood circulation and eliminate blood stasis, drive away the evil and detoxification, to achieve the support of positive and eliminate evil (support the body of positive qi and get rid of the body of the evil qi), prevention and treatment of disease purpose.
Scraping can activate blood circulation and remove blood stasis, scraping during menstruation may make the menstrual flow increase, in addition to scraping during menstruation, easy to feel the wind and cold and catch a cold, affecting the health of the body.
Therefore, back scraping is not recommended during menstruation, should pay attention to rest, balanced diet, avoid stimulating spicy food, pay attention to personal hygiene, avoid all kinds of activities that affect menstruation. If there is any discomfort, timely medical treatment.