Cupping is a traditional method of treatment used in the East as well as the West. In China, cups are usually made of glass or bamboo. There are also plastic cups with a suction pump to create a vacuum. The skin is then drawn up to the cup. Cups may also be moved up and down the skin, mostly back area. Cupping is often used to help treat and eliminate colds, flu, pains and aches, asthma and lung conditions, arthritis and overall help with injuries alike.