The nervous system is the chief coordinating and controlling system of the human body. It receives information from the internal and external environment, processes it, and produces appropriate responses. It plays an important role in maintaining body balance, regulating movements, controlling vital functions, and supporting mental activities. From the perspective of yoga and health, proper functioning of the nervous system is essential for physical stability, emotional balance, concentration, relaxation, and overall well-being. Structurally, the nervous system is divided into the central nervous system and peripheral nervous system. The central nervous system consists of the brain and spinal cord. The brain is the main control centre of the body and is responsible for sensations, thinking, memory, emotions, voluntary movements, and regulation of many involuntary activities. The spinal cord extends from the brain through the vertebral column and serves as an important pathway for communication between the brain and the rest of the body. The peripheral nervous system consists of nerves that connect the brain and spinal cord with muscles, glands, skin, and internal