Understanding Meditation and Chanting: Unlocking Inner Peace with the Power of OM

Eva & Saba Gervasio

In today’s fast-paced world, finding moments of tranquility can feel like an elusive dream. But what if there was a simple practice that could help you achieve a state of deep relaxation and mental clarity? Enter meditation and chanting, ancient techniques that have been used for centuries to calm the mind and rejuvenate the spirit. Among these practices, OM chanting stands out as a powerful tool for transformation.

What is Meditation?

Meditation is a practice that involves focusing the mind and eliminating distractions to achieve a state of mental clarity and emotional calm. It can be divided into two main categories:

• Focused Attention Meditation: Concentrating on a specific object, sound, or thought.
• Open Monitoring Meditation: Observing thoughts and sensations without attachment.

Image by 李磊瑜伽 from Pixabay

What is Chanting?

Despite a wide range of chanting practices across cultures and traditions, such as roman catholic praying or mantra chanting in buddhism,  the common characteristic of chanting is the rhythmic repetition of a word, sound, or phrase, often used in meditation to focus the mind. It can be done silently, by mental repetition, or aloud, with vocalized sounds or phrases. Chanting is believed to have various physical and psychological benefits such as promoting a slow and rhythmic breathing and, by focusing attention on the sound and phrase to be repeated, might enhance focus and reduce mind wandering. 

The Meaning of OM Chanting

OM, pronounced as AUM, is a sacred syllable, or “mantra”, in many spiritual traditions, particularly in Hinduism, Buddhism, and Jainism. It is considered the universal sound,, the seed of all words without reference to any specific religion or God. OM is the combination of three sounds:

A: Represents the creation of the universe. This is a high pitch tone pronounced briefly.

U: Signifies balance, the maintenance of the universe. This is a medium tone, held for a longer time .

M: Denotes the destruction or transformation of the universe, returning to the beginning. This is a deep tone. 

Image by Gordon Johnson from Pixabay

The Symbol of OM

The AUM symbol is a visual representation of the sacred sound. It is composed of several elements, which are associated with different state of consciousness (1):

• The Lower Curve (the lower part of the “3” symbol): Represents the waking state (Jagrat), where consciousness is turned outward through the senses and our senses perceive everything.
• The Middle Curve (the semicircular stroke) : Symbolizes the dream state (Swapna), where the mind is still active and consciousness is turned inward. This element represents a middle stage between wakefulness and sleep. 
• The Upper Curve (the top part of the “3” symbol): Denotes the state of deep sleep (Sushupti), where the consciousness is neither outward nor inward, there is no mental perception and the mind is free from dreams. 
• The Dot: Represents the fourth state of consciousness (Turiya), which is a state of pure consciousness and bliss, mental peace, happiness. This is the state reached with meditation. 
• The Semi-Circle: Separates the dot from the other three curves. It represents ignorance, attachment, and illusion caused by the mind which can prevents us to reach the fourth state 

Physiological Mechanisms of OM chanting

OM chanting exerts a profound influence through sound vibrations that resonate within the body and control of breathing. 

• Vibratory Sensation: Chanting OM produces a vibratory sensation in the vocal cords, during the production of the sound, and in the ears, during the perception of sound, which spreads through the auricular branch of the vagus nerve. This effect is similar to vagal stimulation techniques, which are used to treat for example depression
• Breathing Patterns: During OM chanting, the breathing rate slows down, and airway resistance is induced due to laryngeal contraction. This increases vagal tone and results in physiological relaxation by activating the parasympathetic system.
• Neurotransmitter and Hormone Release: Changes in breathing patterns also increase the release of hormones such as oxytocin, which promote relaxation, and reduce stress markers like cortisol.

Vocal vs. Silent Chanting: Which is Right for You?

When it comes to chanting, there are two main approaches: silent and vocal. Each has its unique benefits and can be a powerful tool for achieving inner peace and mindfulness.

Silent Chanting: The Power of Focused Attention

Silent chanting is all about directing your attention inward. By focusing on the imagined repetition of sounds, ideas, words, or mantras, you can cultivate a meditative state that promotes relaxation, mindfulness, and a sense of inner calm. The repetitive nature of silent chanting helps induce deep concentration and mental absorption, allowing you to enter a state of tranquility and heightened awareness.

Vocal Chanting: The Benefits of Vibration and Connection

Vocal chanting, on the other hand, offers additional advantages due to the inherent characteristics of vocalization. The production of vibrations can directly impact breathing, promoting physiological relaxation. Moreover, chanting aloud in a group setting can enhance social connections, fostering a sense of unity, belonging, and cooperation.

Which One Should You Choose?

While Effective 'OM' chanting is associated with the experience of vibration sensation around the ears, both silent and vocal chanting have their merits. Silent chanting is perfect for those seeking a deeply personal and introspective experience, while vocal chanting can provide a more communal and physically engaging practice. Ultimately, the choice depends on your personal preferences and what you hope to achieve through your chanting practice.

Image by Raul Cardenas from Pixabay

Benefits of OM Chanting

Although OM has been a fundament of spiritual practices for centuries, it wasn’t until the 1990s that scientific research began to quantify its effects. Laboratories started investigating the impact of OM meditation on human beings using various methods such as electroencephalography (EEG), which allowed to study brain activity before, during and after chanting. Modern technology, particularly functional magnetic resonance imaging (fMRI), has further enabled researchers to observe which brain areas are activated during OM chanting.

Here below you will find a list of benefits of vocal chunting supported by modern research.

• Emotional Regulation: fMRI studies have demonstrated that 15s of vocal OM chanting reduces activity in brain regions associated with emotion processing, such as the insula, amygdala and orbitofrontal cortex (2-3). The insula is a crucial brain region that processes various body sensations like pain, temperature, and taste, as well as signals from the vagus nerve. It helps maintain our sense of self and integrates sensory and emotional experiences. When the insula’s activity decreases, along with reduced activity in other emotional brain areas, it can lead to the calming effects seen in OM chanting such as lower heart and breathing rates, and increased relaxation and sensitivity to sensory input (3). The reduced activity in these areas suggests that during OM chanting the vibration of the sound can stimulate the auricular branch of the vagus nerve in the ear canal, and therefore which may help in managing conditions like depression (2-3).
• Cardiovascular Benefits: A combination of chanting (5 mins) and Yoga nidra (20 mins) have been shown to be beneficial in lowering blood pressure and improving lipid profiles in patients with hypertension, after 2 months of intervention 5 days a week. The effect was observed with a combination of two relaxation practices and therefore, could not be attributed to chanting or to Yoga practice alone (4). In addition, five minutes of loud OM chanting significantly increases HF Power (a measure of vagal nerve activity, therefore related to the the parasympathetic nervous system) in experienced yoga practitioners compared to novices even though experienced practitioners already have higher HF Power at baseline, suggesting they are generally more relaxed (5). It was suggested that:
• OM chanting stimulates vagal centers, enhancing parasympathetic tone, deactivating stress-related brain areas and promoting relaxation. 
• Chanting at six breaths per minute could synchronize heart rate and breath, maximizing heart rate variability and reflecting higher parasympathetic activity. 
• Regular yoga practice helps modulate the autonomic nervous system towards parasympathetic dominance, promoting calmness. 
• Improved Mental Health: 12 minutes of group chanting can reduce self-reported anxiety, and cortisol level, a measure of stress, from saliva sampling (6).

Conclusion

Even though scientific research on OM chanting remains relatively scarce and inconsistent, OM chanting was shown to enhance vagal nerve function, promote relaxation, and improve overall well-being, especially in experienced yoga practitioners. This practice, rooted in ancient wisdom and supported by modern science, offers a powerful tool for enhancing mental and physical health. 

Would you like to incorporate OM chanting into your daily routine? Follow us to learn more about this and similar practices to improve your well-being.

References

(1) Garcia H and Miralles F. The Four-way Path. The Indian Secret to a Life of Happiness and Purpose. Cornestone Press

(2) Kalyani BG et al. Neurohemodynamic correlates of 'OM' chanting: A pilot functional magnetic resonance imaging study. Int J Yoga 2011;4:3-6. https://doi.org/10.4103/0973-6131.78171

(3) Rao, NP et al. Directional brain networks underlying OM chanting, Asian Journal of Psychiatry, 2018, 37: 20-25, https://doi.org/10.1016/j.ajp.2018.08.001. 

(4) Anjana, K., et al.. (2022). Effect of om chanting and yoga nidra on blood pressure and lipid profile in hypertension - A randomized controlled trial. Journal of Ayurveda and integrative medicine, 2022, 13(4), 100657. https://doi.org/10.1016/j.jaim.2022.100657

(5) Inbaraj, G., et al.. Immediate Effects of OM Chanting on Heart Rate Variability Measures Compared Between Experienced and Inexperienced Yoga Practitioners. International journal of yoga, 2022, 15(1), 52–58. https://doi.org/10.4103/ijoy.ijoy_141_21.

(6) Perry, G. at al. (2024). Exploring the Physiological and Psychological Effects of Group Chanting in Australia: Reduced Stress, Cortisol and Enhanced Social Connection. Journal of religion and health, 2024, 63(6), 4793–4815. https://doi.org/10.1007/s10943-023-01967-5