The discomfort in the liver area for a month may be caused by hepatitis B, or cirrhosis, cholecystitis and other causes. 1. Hepatitis B: Hepatitis B is an inflammation of the liver caused by hepatitis B virus infection, which can cause inflammatory enlargement of the liver, and the peripheral membrane of the liver is gradually stretched and swollen, which can cause discomfort in the liver area. 2. Cirrhosis: Cirrhosis of the liver can lead to an increase in the size of the liver, which will pull on the hepatic peritoneum to a certain extent, causing pain in the liver area, and with the aggravation of the disease, the size of the cirrhosis will continue to increase, and the pain will continue to intensify. 3. cholecystitis: the gallbladder is located in the inner side of the liver, cholecystitis attack, can also cause pain in the liver area, and will appear nausea, vomiting, abdominal distension and other symptoms. There are many other causes of liver discomfort for a month, you need to go to the hospital in time for examination, to clarify the specific causes, and early treatment.