Cupping is a therapy that stimulates the flow of blood and Chi to the superficial muscle layers. It is used for sore muscles, tension and the influmation… This therapy will place small glass or plastic cups over specific areas on the body, a vacuum is created under the cup using heat or suction for up to 10 minutes. There will usually be a bruise or contusion (this is a desired therapeutic effect) where the cup was attached, and usually disappears within a week. The indications for cupping include warming and promoting the free flow of Chi and blood in the meridians and diminishing swelling and pains.