This World Liver Day, educate yourself about various liver problems in the quest of maintaining a healthy liver. World liver day is observed every year on every 19 April, to spread awareness about liver related diseases. The liver is the second largest and the second most complex organ in the body, after the brain. The liver performs many crucial functions related to digestion, immunity, metabolism, and the storage of nutrients within the body. Without it, the tissues of the body would quickly die from lack of energy and nutrients. If good care is not taken of, the liver can easily get damaged.