Acupuncture involves using a single-use, sterile, disposable needle to penetrate through the skin at specific points based off the patients complaint. It can be used from an eastern or western medical perspective. The western medical structure may also be known as "biomedicine" where this category of acupuncture is an adaptation from eastern or Chinese medicine. The principle is to treat western medical conditions like muscle tension or pain. The Chinese medical approach is more holistic. The basic principles of TCM acupuncture is to diagnose, prevent and treat illness by creating a balance between the mind, body and spirit. A combination of the two styles could be used to treat numerous internal conditions such as digestive issues, insomnia, headaches/migraines and external conditions such as muscles pain/tightness, sprained joints and skin conditions.