The three most common causes of liver damage are fatty foods, too much alcohol consumption and hepatitis C. There are several other causes stated on Web M.D. that are not as common. These include, reaction to certain medications, lengthy exposure to environmental causes and lastly, infection. If the liver doesn't work properly it does put a strain on the patient's lifestyle and how they're, going to live the rest of their life.
There really isn't any cure for liver damage, however, there are medications and procedures that could be done if needed.
The main goal is to just make the person as comfortable