The Impact of Perceived Coaching Social Support on Athletes' Sport-Related Psychological Fatigue: The Moderating Role of Years of Athletic Participation

In recent years, sports psychological fatigue has become an important research topic that has attracted much attention in the field of sports. In view of this, this article aims to investigate in depth the impact of perceived coach social support on athletes' exercise-induced psychological fatigue, and at the same time explore the role of exercise duration and level in this process. This study conducted a survey of 338 athletes using psychological measurement methods, including the Athlete Psychological Fatigue Questionnaire and the Athlete Perceived Coach Social Support Scale. The results showed that: (1) Perceived coach social support was significantly negatively correlated with exercise-induced psychological fatigue; (2) There is no significant difference in the interaction between perceived coach social support and exercise level; There is a significant difference in the interaction between perceived coach social support and years of exercise. Therefore, it can be concluded that: (1) Perceived coach social support has a negative predictive effect on sports psychological fatigue; (2) Only years of exercise play a moderating role in the impact of athletes' perceived coach social support on sports psychological fatigue. This study provides practical guidance and suggestions for coaches' behavior in actual training.