This case study demonstrates that bone mineral density can remain stable across a competitive season, despite repeated exposure to extreme endurance stress.
Lactate is a naturally occurring metabolite in the metabolic conversion of glucose into energy. When energy demands increase, it’s matched by a corresponding rise in lactate production. But when levels appreciably accumulate, lactate becomes a performance limiter. Here’s what you need to know.
This article examines the history of heat acclimation research, the physiological adaptations that occur with heat exposure, and how both passive and active heat training can be used to improve endurance performance in real-world settings.
Zone 2 is a trendy topic but how do you sift through all of the discussion to come to the right conclusions? We approach this topic through the lens of what we know scientifically, and a dose of reality to identify what coaches and athletes really need to understand.
Subscribe to Our Newsletter
Sign up and stay on top of endurance sports training, coaching and education.
© 2026 United Endurance Sports Coaching Academy LLC
