With in the framework of the school of preventive medicine at the KSU Secondary School, Pavlodar, 12/13/2024 under the guidance of an academic mentor Ph.D. Acting Associate Professor Adilgozhina S.M. A lesson was held among students on the topic “The effect of alcohol on the human body”. Alcohol is a colorless alcohol-containing liquid that has a calming and depressant effect on the central nervous system. It is consumed internally mainly in the form of beer, wine or spirits. Few people realize that alcoholism is a very serious disease caused by the systematic consumption of alcoholic beverages. Its symptoms are a constant need for alcohol, mental, somatic and neurological disorders, decreased physical activity, decreased mental performance, and personality degradation.