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Xin-Kui Hu

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Open access Oct 2026

Sex-divergent trends in cardiorespiratory endurance after the COVID-19 pandemic: a 21-year interrupted time series analysis of Chinese university students

Introduction Studies of COVID-19 and physical fitness in Chinese university students rarely extend beyond 2022, and none has formally tested whether post-pandemic trends differ by sex. Methods Using 21 years of routinely collected fitness data (2005–2025), we examined indicator-specific change and sex differences in po...

Chao Song, Xin-Kui Hu, Ning-Yan Lu et al. · 0 citations

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