You can purchase a vagus nerve stimulator device to "biohack your parasympathetic nervous system".* OR...you could breathe. Deep breathing — especially slow, diaphragmatic breathing with longer exhalations — stimulates the vagus nerve and activated your nervous system's parasympathetic relaxation response. This also helps to increase Heart Rate Variability (HRV), which is basically a measure of your nervous system AND overall health. Specific breathing exercises that do this: 👉 1:1 breathing (e

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