Hum for Your Health: Why Humming is so Healing & How to Do It,shown%20to%20reduce%20blood%20pressure.

Humming stimulates your vagus nerve

This plays a key role in activating the parasympathetic nervous system- otherwise known as your “rest and digest” state. Because your vagus nerve runs through both the larynx and pharynx in your throat,  humming creates a vibration that stimulates your vagus nerve and can increase your vagal tone (aka the health of your vagus nerve!).