The effects of alcoholism on the body mainly include acute poisoning, as well as chronic damage. 1. Acute intoxication: It is mainly manifested in the body damage triggered by short-term heavy drinking. It can be generally divided into four stages: excitation, hypnosis, anesthesia and asphyxia. In the early stage, it is mainly manifested as mental exuberance, then develops into drowsiness, and finally manifests as loss of consciousness, pupil dilation, irregular breathing, shock, and even cardio-pulmonary and circulatory failure until respiratory arrest. 2. Chronic injury: mainly manifested in multi-functional injury of multiple organs. Alcoholism can directly lead to gastrointestinal mucosal damage, triggering nausea, vomiting and other side effects, and in severe cases, it can produce gastritis, gastric ulcers or even gastric perforation and other serious gastrointestinal adverse reactions. Alcohol abuse can cause serious damage to the liver, which can lead to liver cell damage, long-term heavy alcohol abuse, and even trigger alcoholic cirrhosis. Alcohol abuse can lead to central nervous system damage, triggering alcoholic encephalopathy and so on. At the same time, alcohol is a class of carcinogens, which can cause liver cancer, stomach cancer and other digestive tract cancers. Alcohol abuse is harmful to health, the optimal intake of alcohol is zero, and alcohol consumption is not recommended under any circumstances.