Complementary and alternative medicine(CAM), also known as non-conventional medicine,is used to refer to a broad set of health care practices(such as he rbal medicine,acuPuncture,yoga,Taichi, Qigong,meditation,manual therapies,homeopathic medicine,etc.)that are not part of a country’s own tradition,or not integ rated into its dominant health care system.In fact,CAM iS generally used in most developed countries,especially in North America,