The One Metric Cyclists Over 40 Need to Start Watching
In your 20s and 30s, you could ride hard every day and recover overnight. But after 40 you need to start paying attention to a new metric if you want to avoid burnout and fatigue.
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The short version
In your 20s and 30s, you could ride hard every day and recover overnight. But after 40 you need to start paying attention to a new metric if you want to avoid burnout and fatigue.
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