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    Engaging in high-intensity exercise before playing League of Legends (LoL) boosts gamer performance. This study found that a single exercise session improved target elimination and accuracy, potentially encouraging physical activity among gamers.

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    Area of Science:

    • Exercise physiology
    • Human-computer interaction
    • Sports science

    Background:

    • Excessive screen time in video gamers is linked to health issues from inactivity.
    • Promoting physical activity is crucial for gamers' well-being.
    • Exercise benefits may extend to cognitive and performance domains.

    Purpose of the Study:

    • To investigate the immediate impact of cardiovascular exercise on League of Legends (LoL) performance.
    • To explore potential psychosocial mediators of exercise effects on gaming.
    • To determine if exercise enhances specific gaming metrics like target elimination and accuracy.

    Main Methods:

    • Twenty young adults participated in a randomized, counterbalanced study.
    • Participants completed a customized LoL task after either high-intensity interval training or a rest period.
    • Performance metrics included targets eliminated and accuracy; affect and enjoyment were also measured.

    Main Results:

    • Exercise significantly increased the number of targets eliminated (P = 0.027).
    • Accuracy in target elimination was also enhanced post-exercise (P = 0.019).
    • Positive affect increased by 17% (P = 0.007), though not directly linked to performance.

    Conclusions:

    • A brief, intense exercise session can improve performance in League of Legends.
    • Further research is needed to confirm generalizability across games and explore long-term effects.
    • Identifying mechanisms linking exercise to enhanced gaming performance requires additional investigation.