The elevation of 1.8 for AST and ALT is a mild elevation, which may be related to the increased burden on the liver caused by excessive drinking and overwork, which is generally not serious, or it may be caused by hepatitis, cirrhosis and other diseases, which are relatively more serious. 1. Excessive drinking: due to the stimulation of alcohol, resulting in structural and functional damage to the liver, accompanied by generalized weakness, nausea and other manifestations. 2. Overwork: Due to factors such as staying up late and overwork, the blood flowing into the liver is insufficient, which affects the normal function of liver cells and leads to liver injury, causing mild elevation of AST and AST. 3. Hepatitis: such as hepatitis B virus, can also make the two high, accompanied by anorexia, bloating, fatigue and other manifestations. 4. Cirrhosis: caused by hepatitis, fatty liver and other liver injury diseases, accompanied by nausea, bloating, weight loss, abdominal pain and other manifestations. It is recommended that people with poor liver function should take medication under the guidance of physicians, avoid drinking alcohol, staying up late in daily life, avoiding oily food, and increasing physical exercise in moderation to improve their resistance.