Traditional Chinese Medicine uses a method of acupressure known as cupping to treat disease ans relieve pain. Similar techiniques are also found in Greek, Mexican, Balkan, and Eastern European Jewish and heated to create a vacumm, bringing blood to the layer just below the skin. When you remove the cuppping, there will be a roud bruise. The coloe of bruise changes ans disappears as time goes by: from red, to blue, to yellow. This mark becomes the jewelry.