Tag: HRV
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What wearables can and can’t tell you about your nervous system
Your device is reading your body every night. Understanding what the wearable HRV number actually means — and where it falls short — is what turns data into something useful. Wearable HRV data is one of the most useful windows into nervous system health that has ever been accessible to everyday people — and one…
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Breathwork for anxiety: how your exhale resets the nervous system
Of all the levers into your autonomic nervous system, the out-breath is the only one you were born holding. Here is what happens when you learn to use it. Breathwork for anxiety is one of the most precisely understood tools in nervous system regulation — and the mechanism is more direct than most people realise.…
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Stress is not the enemy — being stuck in it is
The sympathetic nervous system was never designed to stay on. The problem isn’t that it fires — it’s that most of us never let it finish. The stress response is one of the body’s most sophisticated pieces of engineering. Within seconds of a perceived threat, the hypothalamus fires a cascade through the autonomic nervous system…
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Why your nervous system decides how well you sleep
Sleep isn’t something that happens to you. It’s something your nervous system has to be ready for — and the transition matters as much as the hours. You’ve done everything right. Eight hours in bed, phone across the room, blackout curtains drawn. And yet you wake up feeling like you barely rested. The hours were…