Activity & recovery
Learn how movement of every kind — training, walking, and the hours you spend sitting — shapes recovery, and how to balance load with rest.
Most read
July 23, 2026
Your heart doesn't know you're not running away from a lion. And that's the problem.
An elevated heart rate without movement quietly damages your cardiovascular system. Here's the mechanism — and what you can do about it.
Sedentary lifestyle
August 2, 2026
Overtraining: when your HRV drops even though you're training hard — and your body is asking for rest
Training builds fitness only when recovery keeps up. When load outruns recovery, HRV falls below your baseline and resting heart rate rises above it — the paradox of working harder for worse numbers.
Overtraining
Make sense of your body signals
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