Polarized training has become one of the most talked-about concepts in endurance sport over the past two decades, particularly among cyclists searching for the optimal way to structure intensity.

One of the big debates in endurance sports these days is about “training intensity distribution,” which is a fancy term for how much of your training time you spend going easy, medium, or hard. The ...

Polarized training is no longer a secret tip among elite runners; it has established itself as the most effective training model for endurance athletes. While many recreational runners still drift in ...