Scraping the spleen meridian of the calf can stimulate the spleen meridian, which can strengthen the spleen and stomach, replenish qi and blood, and activate blood circulation and blood stasis. Scraping the calf spleen meridian can strengthen the spleen and stomach, replenish qi and blood, and is often used in deficiency cases such as loss of appetite, muscle wasting, and indigestion due to weakness of the spleen and stomach and deficiency of qi and blood. It also strengthens the spleen and dispels dampness (by tonifying the spleen to expel dampness), and treats bloating, diarrhea and other spleen and stomach related diseases. Scraping the Calf Spleen Meridian can also unblock and revitalize the blood and qi in the legs, relieving stagnation of blood and qi in the legs. Scraping the calf spleen meridian should be done under the guidance of a doctor, and it is important to note that scraping should not be used if you have broken skin or blood clotting related diseases. Please do not perform the operation on your own to avoid improper operation, which may lead to adverse consequences.