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Sports science produces a lot of useful findings, and we cite them regularly. But there is a limitation built into almost every study in the exercise physiology literature that rarely gets acknowledged when the findings get distilled into training advice: the results describe what happened to the average participant across the sample, and you are not the average participant. You are one specific person with a specific training history, specific genetics, specific sleep patter

Continuous glucose monitors were not designed for trail runners. They were designed for people with diabetes, for whom real-time glucose data is a clinical necessity rather than a performance curiosity. But over the last several years, CGMs have migrated aggressively into the endurance sports market, propelled by a wave of commercial interest, athlete testimonials, and a genuinely appealing idea: what if you could see your glucose in real time and use it to make better fuelli

In this article, we present tips on how to smartly strategise low heart rate training and ease the stress around endurance training.

Relying solely on HR data has its limitations. This is where metrics like Intensity Factor (IF) and Training Stress Score (TSS) come in.