Cupping therapy is an ancient healing method that may ease pain. WebMD explains the possible benefits and risks of cupping therapy, a form of alternative medicine. Cupping therapy is an ancient therapeutic practice that involves placing cups on the skin to create suction, which is believed to promote healing and Cupping therapy is a form of alternative therapy using suction on the skin for a variety of effects. Learn more about the uses, benefits, and risks. Learn about cupping therapy, an ancient practice in traditional Chinese medicine that aims to restore balance by enhancing the flow of qi and blood. Find out how cupping works, what it can treat, and what are the possible side effects.