Effects of two forms of school-based high-intensity interval training on body fat, blood pressure, and cardiorespiratory fitness in adolescents: randomized control trial with eight-week follow-up-the PEER-HEART study.

Front Physiol · 2025 · PMC12011756 · PMID 40265155

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an increasing trendno p-value reported

Over the study duration, an increasing trend was observed for the CRF; however, significant improvements were observed in the HIIT group and especially men ( p < 0.001), while all other differences in the pre–post comparisons were not significant ( p > 0.05).

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