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The Zenith Journal
The Zenith Journal—your local go-to for active living and peak performance tips!
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Runner’s Hearts Part 2: Heart Rate Training Demystified
Understand the limitations of heart rate training and uncover factors that influence HR variations to optimize your running performance.

Jennifer Randall
Oct 13, 20235 min read
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Runners Hearts Part 1: Heart Rate Zones Unveiled
Learn how heart rate zones monitoring can enhance training, guide effort levels, and improve performance with this comprehensive...

Jennifer Randall
Sep 30, 20235 min read
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Special Training Considerations Series: Lactate Threshold Training
Discover the science behind lactate threshold training! Learn its benefits, methods, and how top athletes like Jakob Ingerbritsen optimize p

Jennifer Randall
Sep 1, 20235 min read
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