In both the bench-stepping and running trials, differences in muscle soreness between treatment groups were small and did not reach statistical significance.
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The sentences
Results Interaction between trial and time is highly significant, suggesting a different time course of soreness following running and bench-stepping. 45% of subjects in the bench-stepping trial experienced peak soreness at the third or fourth follow-up (approximately 36 – 48 hours after exercise) compared to only 14% of those in the running trial.