"혈" (pronounced "hyeol") is a Korean word that translates to "blood" in English. It is a vital fluid in the human body, responsible for transporting oxygen and nutrients to cells while removing waste products. Blood plays a crucial role in maintaining overall health and supporting various bodily functions. In traditional Korean medicine, the concept of "혈" extends beyond its biological function. It is often associated with the body's energy and vitality. The balance of "혈" is believed to influence physical and emotional well-being, making it an important aspect of health in practices like 한의학 (Korean traditional medicine).