Tag: cardiorespiratory fitness
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Zone 2 Is Having a Moment. Here’s What the Evidence Actually Supports.
Zone 2 went from a quiet endurance-training foundation to a full wellness trend. This article separates what it reliably does from the claims that outran the evidence, and covers how it fits into a week for someone who isn’t a full-time athlete.
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My Garmin Says My VO₂max Is 52. What Does That Actually Mean?
VO₂max is the most visible number on your fitness watch — and one of the least understood. Here’s what it means, how accurate your wearable estimate really is, and why the trend matters more than the number.