The effects of concurrent training on physical fitness in children and adolescents: a systematic review and meta-analysis.

Front Pediatr · 2026 · PMC13106390 · PMID 42038220

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did not reach statistical significanceno p-value reported

Although the outcome measures in this study—including 1RM lower-body strength and CMJ—did not reach statistical significance, the training results indicate that all measures showed a certain degree of improvement.

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