The goal of this paper is to determine, according to the reviewed and studied literature, whether there where any changes in the mental health of children and young people during COVID – 19 pandemic, and if so, to determine which factors influenced the stated. A database used to create this final paper is MEDLINE via PubMed which resulted with 20 and 11 articles respectively. 6 meta-analyses or systematic reviews where selected from among the works that were offered. Sudden and unexpected changes in everyday life caused by the pandemic had a great impact on the mental health of children and young people. Unfavorable menetal health outcomes were determined for children and young people who required quick and efficient professional help. About 25% of respondents suffered from depression, about 13% of respondents were exposed to stress and about 27% of respondents had a sleep disorder. Proven alarming results should encourage educational institutions and their employees to dedicate themselves to learning and recognizing mental disorders in order to be able to provide children and young people with adequate help, and if necessary, in cooperation with health institutions, provide them with the necessary medical assistance. In addition to the education of educational workers, it is necessary to educate children and young people. It is important to show them ways to help their peers and themselves, explain that the stigmatization of mental problems is unfounded, and provide an insight into how neglecting mental health can affect development and change the trajectory of their lives.