Signs of improvement in acute liver failure are relief of symptoms, appetite, and reduction of jaundice, which vary from person to person. Liver failure refers to a disease of severe liver tissue damage caused by a variety of factors, which often leads to severe impairment of synthesis, metabolism and biotransformation, and the patient may experience jaundice, coagulation disorders and other symptoms. Acute liver failure is a disease in which the loss of liver function occurs rapidly over a period of days or weeks. In acute liver failure, patients often show yellowing of the skin and eyes, pain in the right upper abdomen, nausea and vomiting, physical discomfort, and impaired consciousness. Signs of progressive improvement after active treatment include a gradual decrease in the yellowing of the skin and eyes, and improvement in mental symptoms such as confusion and drowsiness, as well as a decrease in liver enzymes, an increase in albumin, and an increase in prothrombin activity. If the diagnosis of acute liver failure is confirmed, the patient should seek medical treatment in a timely manner and should not take any unauthorized treatment to avoid delaying the condition. Patients and their families should be optimistic, take rest, stop smoking and drinking, actively cooperate with doctors and maintain a regular routine.