Cupping: A method that uses various methods to remove the air in the cup to form negative pressure so that it can be adsorbed to the body surface to treat diseases. Also known as suction tube therapy and tube removal method. In ancient times, there were products made of animal horns, which were called horn methods. Through suction and pulling, it can cause local tissue congestion or blood stagnation, promote smooth meridians and strong qi and blood, and has the functions of promoting blood circulation and promoting qi, relieving pain and reducing swelling, dispersing cold, dehumidification, dissipating stagnation and removing toxins, and reducing fever.