Many people do not realize that powerful healing resources are hidden in their body, which can only be extracted by returning the human body to the state that corresponded to it at the dawn of civilization. Practicing physician, Professor Alekseev N.P. publishes the results of a unique study the harm caused to people's health by wearing clothes, as well as the therapeutic effects of procedures associated with nudity on the vital functions of the human body. The book contains a lot of illustrative material, excerpts from publications on the designated topic and humor. It will be interesting and useful not only to those who care about their health, but also to all those who are convinced of the powerlessness of traditional medicine.