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TRI247 provides in-depth and independent coverage of triathlon at all levels and distances. With well over a decade covering the sport in detail, our …
Frequently asked questions
Q:
What is LT1 AND LT2?
A:
Training zones are determined based on thresholds: LT1 and LT2 (lactate threshold 1 and lactate threshold 2). LT1 reflects the intensity you can hold over several hours...