Abstrakt
The article presents the sources and types of anxiety occurring in childhood and adolescent. There are described some types of anxiety that are characteristic for a given developmental period and are not a symptom of disorders. However, too high level of anxiety can lead to various disorders and emotional problems of the individual. The article presents the factors that adversely affect the child's personality, and above all, the elevated level of anxiety. The family has the greatest influence in shaping the child's personality. Incorrect parents' attitudes and the educational styles used by them can have a negative impact on the development of drug disorders among children. The article presents research in which it has been proven that an abnormal family structure of a child generates a high level of anxiety.