Vagus Nerve and Sleep: How Nervous System Dysregulation Causes Insomnia
Imagine you’re lying in bed. You’re tired. You know you’re tired. Your eyes are heavy. But something inside you won’t let go. There’s a hum of alertness running through your body that feels physical, not mental — a low-grade tension in your chest, a heartbeat that seems a fraction too fast, a sense that your
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