Because alcohol consumption can cause liver damage, which can be manifested as fatty liver, steatohepatitis, cirrhosis, etc., and the symptoms can gradually improve after quitting alcohol, as follows: 1. transaminases can gradually improve after 4 weeks of quitting alcohol, and liver function may return to normal after 1 year; 2. hepatitis symptoms disappear, such as weakness, poor appetite, nausea, abdominal distension, abdominal pain, etc.; 3. patients who drink alcohol often suffer from irregular diet, resulting in malnutrition and symptoms of anemia. By abstaining from alcohol, nutrition can be improved, such as wasting and anemia symptoms can be significantly improved; 4. Once long-term drinking patients progress to the decompensated stage of cirrhosis, patients will develop symptoms such as splenomegaly, ascites and gastrointestinal bleeding, which cannot be completely eliminated by abstaining from alcohol.