How to keep liver healthy?

Liver is the largest gland in the body. A healthy adult liver weighs 1300-1500 grams approximately. It is in the right upper quadrant of the abdominal cavity just below the diaphragm. It is in close relation with the diaphragm on the top, abdominal wall on right side and in the front, spleen on the left side, abdominal wall, inferior vena cava, and stomach behind, and gall bladder, transverse colon of large intestine and duodenum below.