Running Pace Zones Explained: Train the Right Effort to Get Faster
Running pace zones explained: how easy, marathon, threshold, interval, and rep efforts each build a different system — and how to run them right.
Methodology & fact-checking
RunScend Science Review is our fact-checking byline for data-heavy and physiology-heavy pieces. Articles under this name lean hardest on primary sport-science sources and are written to be precise, current, and free of fitness-industry myth.
Running pace zones explained: how easy, marathon, threshold, interval, and rep efforts each build a different system — and how to run them right.
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