Chronic alcoholism may cause delirium, tremor, and alcohol dependence. Chronic alcoholism refers to the long-term consumption of alcohol products, resulting in irreversible damage to various systems of the body, combined with damage to various parts of the body, especially the heart, liver and nervous system as the main affected areas, common cirrhosis of the liver, delirium, limb tremor, alcoholic mental disorders, and alcoholic encephalopathy and so on. In addition to the above symptoms, chronic alcoholism will also appear a series of alcohol dependence symptoms, such as panic attacks, fidgeting, nausea and vomiting, sweating and other symptoms after stopping drinking, and the discomfort disappears if the patient continues to drink. If chronic alcoholism is suspected, it is recommended to go to the hospital as soon as possible to get a clear diagnosis and appropriate treatment to avoid adverse effects.