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Explore how endurance athletes allocate effort across training zones and race paces. This category covers zone-based training concepts, practical workout design, and pacing strategies for events from ultrarunning basics to advanced intensity patterns.
Intensity Distribution
Pyramidal training is an endurance training distribution where most work is easy, some is moderate, and the smallest amount is hard. Learn how it compares with polarized training, what the evidence says, and how to use it with heart-rate zones.
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Intensity Distribution
Polarized training is an endurance training approach that keeps most work easy, adds a small dose of hard work, and limits time in the moderate middle. Learn how it works, what the evidence says, and how to apply it with heart-rate zones.
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Intensity Distribution
Zone 3 is not bad for endurance training, but too much accidental Zone 3 can crowd out easy aerobic volume and make hard sessions worse. Learn when tempo helps and how to audit your weekly balance.
Read storyZone Training Log
A privacy-first training log for iOS and Android. Free to start. Yours to make personal.
