Hidden pain in the right side of the liver area may be caused by viral hepatitis, cholelithiasis, overwork and other factors. 1. Viral hepatitis: patients with viral hepatitis have a long history of the disease, and repeated prolongation will lead to compensatory hyperplasia and swelling of liver cells. It will also be manifested in the increase of liver volume, and the right liver area will have hidden pain after the liver peritoneum is stretched. 2. Cholelithiasis: including gallbladder stones, bile duct stones, for cholelithiasis patients, there will be recurrent pain in the liver area, and the symptoms will be aggravated after eating high cholesterol food. In severe cases, patients may also show jaundice. 3. Overwork: Since the liver is one of the main organs for human metabolism, when a person is overworked, the function of the liver is affected, which may cause discomfort or pain in the liver area. If patients have the above symptoms, they should consult the doctor in time and standardize the treatment.