graph showing power produced during a cycling workout on a smart trainer outside or ERG mode

Why I don’t use ERG mode

What is ERG mode? Smart trainers include a feature called “ERG mode”. When turned on, ERG controls the load on the trainer to match a prescribed intensity (power target) during a workout. In other words, no matter what cadence you use or how hard you turn the pedals, the trainer adjusts the load so that…