Boy piercing is the art of puncturing or cutting a part of the human body, creating an opening in which jewelry may be worn. Body piercing is a form of body modification. The word piercing can refer to the act or practice of body piercing, or to an opening in the body created by this act or practice. The cultural norms reflected in body piercing are various. They may include religion, spirituality, fashion, eroticism, conformism, or subcultural identification.