Long-term drinking can cause damage to the digestive tract, can burden the liver, and can lead to damage to other systems such as the cardiovascular system and the nervous system. Long-term drinking may cause damage to the digestive tract, leading to gastritis, gastric ulcer and other diseases, and may also cause a series of symptoms such as nausea, vomiting, abdominal pain and bloating. Alcohol is mainly metabolized by the liver, and long-term alcohol abuse can lead to diseases such as alcoholic hepatitis and alcoholic fatty liver. In addition, alcohol is metabolized in the body to acetaldehyde, which is a carcinogen and harmful to the human body. Chronic alcohol abuse can lead to an increased risk of diseases such as hypertension and atherosclerosis, which can then lead to serious adverse events such as myocardial infarction and stroke. Chronic alcohol abusers also experience neurological damage such as memory loss and reduced learning ability.