Abstract
In this article, it is very important for the coach of young handball players in team sports (handball) to understand the possibilities of increasing their sports performance based on the level of psychological preparation of handball players, the main features of the nervous system are not formed in young handball players (10-11 years old). (adds up to 12-13 years, after which the period of stability begins) therefore, the issue of taking into account the conditions of psychological preparation and mental development of children engaged in team sports and its development is highlighted.