Training Guides
Practical, science-based knowledge for data-driven cyclists — written by the team behind ENDURE. FTP and power zones, zone 2 and training distribution, lactate thresholds, heat adaptation and the file formats in between. No fluff, just the physiology and how to apply it.
Lactate Threshold Training: LT1 & LT2 Explained
What LT1 and LT2 actually mean, how to test lactate at home, and how to train with threshold zones — a practical guide for cyclists, with automatic estimation in ENDURE.
Read guide →Heat Training with the CORE Sensor: Heat Zones Explained
How heat training works, what the CORE body temperature sensor measures, what heat zones are, and how to run indoor heat sessions — natively integrated in ENDURE.
Read guide →FTP Test and Power Zones: Testing and Calculating Yours
Which FTP test to ride, how to calculate your power zones from the result, and how often to retest — a practical guide for cyclists training indoors.
Read guide →Zone 2 Training: How Much, How Hard, and Why It Works
What zone 2 training is, why it works, how to tell you are actually in it, and how to do it indoors without the session drifting upward.
Read guide →Sweet Spot vs Polarized Training: Which Model Fits You?
Sweet spot, polarized and pyramidal training compared: what each model asks of you, what the evidence supports, and how to pick based on your available hours.
Read guide →.ZWO, .MRC and .ERG: Workout Files Explained
What .ZWO, .MRC and .ERG workout files contain, how they differ, and how to import them into ENDURE to ride them in ERG mode on iOS or Android.
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