threshold training

This article was made possible through the generous support of our voluntary subscribers. If you value coverage like this, please support FasterSkier with a voluntary subscription. A Different Equation Masters’ athletes are often told to “train smarter, not harder,” or the current version: “Go easy on the endurance sessions so you can go hard on the intense sessions.” Those phrases get repeated so often they’ve lost context and meaning. But there is a real physiological reason...