There are several easily accessible methods to stimulate the vagus nerve, promoting relaxation, reducing stress, and improving overall well-being:

1. Deep Breathing: Slow, deep, diaphragmatic breathing is one of the simplest ways to activate the vagus nerve. Breathe in deeply for 4-5 seconds, hold for a moment, then exhale slowly for 6-8 seconds.

2. Cold Exposure: Splashing cold water on your face or taking a cold shower can stimulate the vagus nerve by activating the "diving reflex," which slows your heart rate and promotes a calming effect.

3. Humming and Singing: Similar to "Om" chanting, humming, singing, or even gargling stimulates the muscles in the throat that are connected to the vagus nerve.

4. Meditation and Mindfulness: Practicing mindfulness meditation, focusing on the present moment, and engaging in body awareness can help stimulate the vagus nerve by promoting parasympathetic activity.

5. Laughter: Genuine laughter activates the vagus nerve and can promote a relaxed state. Sharing a good laugh with friends or watching something funny can have this effect.

6. Yoga: Yoga poses, particularly those that focus on deep breathing and gentle movements, stimulate the vagus nerve. Certain poses, like child’s pose or forward bends, are especially calming.

7. Massage: Massaging the neck, particularly around the carotid sinus area, or getting a foot massage (reflexology) can activate the vagus nerve.

8. Social Connection: Positive social interactions and feeling a sense of belonging can naturally stimulate the vagus nerve, as it is closely tied to the regulation of emotional and physiological states.

These methods can easily be integrated into daily life to promote vagal tone and enhance relaxation.