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Training, explained honestly

Plain guides to the ideas behind endurance training, written for triathletes first: training load, zones, training models and the realities of three sports.

Every guide covers what a measure gets right, where it breaks down, and how to use it anyway, with the research and the people behind each idea credited.

Our view

Most training numbers squeeze a whole person into one line on a chart. We use them every day, and we think you should know exactly where they stop being useful. Treat them as evidence, not a verdict.

Training load

How much training you've done, how much you're carrying, and how to read the numbers without being ruled by them.

Training zones

The bands every training plan is written in: where they come from, how to set them for three sports, and where they mislead.

Training models

Polarised, pyramidal, threshold and more: how the big ideas about intensity differ, and what the evidence really supports.

Triathlon

What changes when you train for three sports at once, from sharing out your training time to protecting your run.