When runners talk physiology, two terms dominate the conversation: VO2 max and lactate threshold. The two metrics are related but not the same, and they shape performance in different ways. Naturally, ...

When runners talk physiology, two terms tend to dominate the conversation: VO2 max and lactate threshold. Although the two metrics are related, they are not the same – and they shape performance in ...

Runners throw around the term “tempo run” like confetti. It’s confusing, even for well seasoned athletes, because it’s not a cut-and-dried definition like a lactate threshold workout. Frequently, ...

Besides sore quads and chafe marks, most new runners have one thing in common: confusion over the term “lactate threshold pace.” It pops up in training plans next to “easy effort” (self-explanatory) ...

Garmin is overhauling its lactate threshold feature so that users can get an estimate from runs using the optical sensor. Lactate threshold is the level of exertion in which lactate builds up in the ...

Carl Leivers began his career at Emory University where he coached the men’s cross country and distance track runners. During his time there, he earned multiple coach of the year honors and placed two ...