Vol. 7, Issue 1, Part B (2025)

The sports development taking place in various fields is only the outcome of research, studies and scientific efforts that contributed to the progress of sports achievement in a wide way at all sports levels, and the importance of the research is to identify the impact of biorhythm courses on the level of performance of the basic skills of basketball players, and what is the most appropriate time to conduct training units, and the research aims to identify the relationship between biorhythm courses with the psychological and basic skills of basketball players, the researchers used the descriptive approach in a method Comparative causality, the research sample was represented by the players of Kirkuk Basketball Club participating in the First Division League, which numbered (14) players, the researchers concluded that the biorhythm courses of all kinds affect the level of performance of the basic skills of basketball players.