It is best not to scrape the tongue too often. The taste buds and mucous membranes of the tongue are delicate, and if you scrape your tongue regularly, you may damage the tongue area or cause other adverse reactions. The tongue is made up of shed epithelial cells, bacteria, saliva, shed white blood cells, and even oozing white blood cells. Proper scraping of the tongue is also good for cleaning the mouth. When scraping the tongue moss should also master the correct method, to use a soft toothbrush, and the strength should be small, so as not to damage the mucous membrane of the tongue area, resulting in bleeding. If the tongue is thicker, it may cause pain or swelling of the tongue, and there is also bad breath, which seriously affects life. It is best not to treat it on your own, but to go to the hospital and follow the doctor’s instructions.