The purpose of non-verbal communication refers to all communication methods other than verbal tools that play an informative role in communication, including gestures and gestures, facial expressions, body posture, voice, space, clothes, etc. The purpose of this research is to investigate the non-verbal communication of coaches and athletes in team sports.

Materials and methods In this research, by reviewing the studies conducted in 2020, an attempt was made to investigate the use of non-verbal communication in sports, focusing on the interpersonal relationships between coach and athlete.

findings:

The findings of this research showed the nature and importance of the coach-athlete relationship in the context of interpersonal structures and non-verbal communication, which creates a sense of closeness, trust and respect, common orientation, common goals, complementary roles and duties, the effect of the interpersonal relationship between coach and athlete on Success is evident and the nature of this relationship plays an important role in the development of the athlete both as a player and as a player as a person.

Conclusion

Non-verbal communication is very important for communicating during the training process and between coaches and athletes. This is due to the competitive nature and the importance of the win or loss outcome of the ranking and performance. The longer coaches and athletes are in contact with each other, the stronger and more appropriate the interpersonal relationships between them will be, the better the communication. Athletes' performance in competitions will be better and their chances of success will be higher, for this reason, it is necessary to emphasize more on their skills in interpersonal communication in choosing good and competent coaches.