Hepatitis B virus carriers usually have no obvious symptoms, and a few patients may have symptoms such as loss of appetite, fatigue, dizziness and insomnia. Hepatitis B virus carriers refer to patients with chronic infectious diseases who are persistently positive for more than six months for hepatitis B surface antigen. Although there is hepatitis B virus in the body, the patient is in the immune tolerance period, the liver function is normal, and the patient usually does not have obvious symptoms. A few patients may have symptoms such as loss of appetite, fatigue, dizziness, insomnia, nausea, vomiting, abdominal distension, etc. due to certain changes in the immune status. When liver cells are damaged, there may also be jaundice symptoms such as yellowing of the sclera of the eyes and deep yellow urine. Patients should review their liver function regularly, pay attention to proper exercise in daily life, ensure sufficient sleep, and eat a light diet as much as possible, which can include more fiber-rich vegetables and so on. If there are obvious digestive symptoms and general discomfort, it is necessary to go to the hospital in time for treatment.