Benefits and Neuroscience of Ek-Sruti Mantra Chanting

Mantra chanting is a powerful spiritual practice that has been used for millennia across various cultures and traditions. It harnesses the power of sound to influence the mind, body, and spirit. Among the various forms of mantra chanting, Ek-Sruti (monotone chanting) stands out due to its simplicity and effectiveness. Ek-Sruti chanting involves the repetition of a mantra on a single, unchanging pitch, creating a continuous and steady sound vibration.

In this article, we explore the profound benefits of Ek-Sruti (monotone chanting) mantra chanting and delve into its neuroscience, demonstrating how this practice affects brain function, mental states, and overall well-being.

“Ek-Sruti mantra chanting is the voice of stillness, where the mind dissolves into the resonance of a single note, unlocking the subtle energies of the soul and the cosmos.” – Sri Amit Ray

Ek-Sruti mantra chanting combined with the beeja mantras of the Ray 114 chakras offers a unique and powerful path for spiritual awakening, emotional healing, and mental clarity. The steady sound of the monotone pitch aligns with the specific frequencies of each chakra, facilitating the activation, cleansing, and balance of these energy centers.

Ek-sruti chanting is different from melodic chanting. Melodic chanting also known as Sāma-gāna, incorporates melody and rhythm into the chanting process. The tones may rise and fall, following specific scales or ragas, which makes the chanting more musical in nature. 

Benefits of Ek-Sruti  Monotone Mantra Chanting

This type of mantra chanting, often used in meditation or minimalist compositions, may affect brainwave patterns, emotional states, and cognitive processing in several ways:

1. Brainwave Synchronization 

Monotone chanting, especially with rhythmic repetition, can lead to brainwave synchronization, where the brain’s electrical activity syncs with the external auditory stimulus. This often induces specific states such as:

  • Alpha waves (8-12 Hz): Associated with relaxation and meditative states. Repetitive, monotone music can promote alpha wave production, leading to a state of calm and mental clarity. Studies found that mantra chanting  leads to increase in alpha relative power. Increase in relative alpha band power is associated with the secretion of hormones or neurotransmitters causing dilation of blood vessels which is further associated with the improvement in the mental well-being and feeling relaxed and releived, thus leading to decrease in anxiety and depression [1]. 
  • Theta waves (4-8 Hz): Related to deep relaxation, creativity, and dreamlike states. This can occur during prolonged exposure to low-frequency, monotonic sounds, often used in meditative practices.

2. Reduction in Cognitive Load

Monotone mantra chanting lacks the complexity of more dynamic musical compositions, which can reduce cognitive load. This reduction allows the brain to enter a more passive or relaxed state, potentially lowering stress and anxiety. This effect is useful in practices such as Om meditation or 114 chakras meditation, where the goal is to quiet the mind and achieve a state of inner calm.

3. Activation of the Default Mode Network (DMN)

Repetitive and predictable sound patterns, like monotone music, can deactivate attention-demanding networks in the brain and allow for the activation of the default mode network (DMN). The DMN is associated with mind-wandering, daydreaming, and self-referential thoughts. Listening to monotone music may encourage introspective thinking and self-awareness [2].

4. Impact on the Emotional Centers of the Brain

Monotone music can evoke a wide range of emotional responses, often dependent on the context or listener’s mental state. Since it lacks traditional musical dynamics (melody, harmony), the listener’s emotional response is less about the music’s complexity and more about their internal interpretation. Some possible effects include:

  • Calming or meditative effect: The repetitive nature can create a hypnotic or soothing atmosphere.
  • Boredom or frustration: For some, the lack of variety can be perceived negatively, leading to feelings of discomfort.

5. Auditory Cortex and Minimalist Perception

The brain’s auditory cortex processes the sound of monotone music differently than more varied musical compositions. The simplicity of the music allows for the auditory system to focus less on processing changes in pitch, harmony, or rhythm, and more on other auditory features like timbre or texture. This can enhance mindful listening and awareness of subtler sonic elements.

6. Therapeutic Uses

Monotone music has been used in therapeutic settings, especially in mindfulness and meditation, where it helps facilitate mental stillness. It is also employed in sound therapy to promote relaxation and reduce symptoms of anxiety or depression by inducing specific neural states.

7. Cognitive Flexibility and Long-Term Effects

Listening to monotone music over time may lead to a more adaptable or flexible cognitive state. Since the music doesn’t demand active engagement or analysis, it can allow the brain to disengage from external distractions, promoting a sense of inner focus or flow. This may help with creative problem-solving or reflective thinking.

Brain Areas and Mantra Chanting

1. Auditory Processing and Brain Activation:

The human brain processes sounds and tones in the auditory cortex, located in the temporal lobes. In tonal languages or music with varied pitches, the brain works harder to differentiate between high, low, and middle tones. In contrast, the monotone system of Ek-śruti simplifies auditory input, requiring less differentiation between pitches. This activates more uniform neural pathways in the auditory system, particularly in the primary auditory cortex, which is specialized for processing frequency information.

By focusing on a single note, the brain can synchronize neural circuits, leading to a calming effect or a state of cognitive clarity.

2. Neural Synchronization:

Reciting or listening to a single tone repetitively has a synchronizing effect on brain waves, particularly in the theta and alpha wave ranges. These brain waves are associated with relaxation, deep concentration, and meditative states. The absence of tonal variation in Ek-śruti reduces the cognitive load needed to process complex sound patterns, allowing the brain to enter a more meditative state where higher-order thinking is minimized.

Studies in mantra chanting have shown that repetitive sound patterns, particularly those with minimal variation like monotones, can enhance focus, reduce anxiety, and promote a sense of calm. This is because the brain finds comfort in predictable and rhythmic stimuli, which in turn helps synchronize neural firing.

3. Prefrontal Cortex and Attention Regulation:

The monotone system, with its repetitive and unchanging pitch, can help regulate attention by engaging the prefrontal cortex, the region responsible for attention and cognitive control. Continuous chanting in a monotone can induce a state of sustained attention, where the mind focuses on a single auditory input over time, helping practitioners maintain concentration.

This is also linked to working memory, as repetitive recitations keep the auditory input “active” in short-term memory, allowing the brain to focus on the repetitive task while minimizing distractions.

4. Emotional Regulation:

The simplicity of a monotone chant, as seen in Ek-śruti, can also impact the limbic system, particularly the amygdala and hippocampus, which are involved in emotional regulation and memory processing. The monotone’s repetitive nature has a soothing effect on emotional processing, helping to reduce stress and anxiety levels. This is similar to the effect that repetitive meditative practices have on reducing amygdala activity, thus lowering the emotional reactivity of the brain.

5. Neuroplasticity and Habit Formation:

Over time, repeated monotone chanting may strengthen specific neural pathways through neuroplasticity, the brain’s ability to reorganize itself by forming new neural connections. Regular use of a monotone system for chanting or recitation can create a habitual mental state, where the brain associates the sound pattern with calm, focus, or even spiritual upliftment.

6. Frontal-Midline Theta Waves and Meditation:

Monotone chanting has been linked to an increase in frontal-midline theta waves, which are associated with meditative and trance-like states. These theta waves, originating from the prefrontal cortex and spreading to other areas of the brain, are often seen during tasks requiring sustained attention, introspection, and meditation. In monotone recitation, the repetition of a single note with a fixed rhythm can induce deep states of mindfulness, promoting relaxation and mental clarity.

7. Reduction of Cognitive Load:

Compared to more complex forms of accentuated or tonal chanting, the monotone system reduces the cognitive load on the brain. When listening to or producing varied tones, the brain must engage in complex sound processing, pitch differentiation, and memory recall of tonal variations. With a monotone system, the brain’s resources can be redirected towards higher cognitive functions, such as deeper contemplation, reflection, or emotional balance.

The 114 Chakras and Their Beeja Mantras

The traditional system of chakras often speaks of seven primary chakras. However, in Sri Amit Ray’s teachings, the 114 chakras system expands this understanding, emphasizing a more intricate energy network within and around the human body. These 114 chakras are gateways through which prana (life force) flows, influencing all levels of our existence, from physical health to spiritual awakening.

Each of the 114 chakras has its own Beeja Mantra (seed mantra), which is a specific sound syllable or vibration that activates and balances that particular energy center. Beeja mantras are considered the essence or seed of the chakra’s energy, and chanting them helps attune the individual to the unique frequency of that chakra.

Conclusion:

The monotone system of accentuation (Ek-śruti or Tānasvara) engages the brain in a unique way by reducing tonal variation and focusing on a single, continuous sound. This activates neural synchronization, theta brain waves, and regions involved in attention, emotional regulation, and meditation, allowing practitioners to experience a deep sense of focus and calm. The simplicity of the monotone system makes it an effective tool for entering meditative states and managing cognitive and emotional processes efficiently.

Monotone music, while simple in structure, has profound effects on brain activity and emotional regulation. Its ability to synchronize brainwaves, reduce cognitive load, and activate introspective networks makes it a valuable tool in neuroscience-based therapeutic practices, especially those focused on relaxation, meditation, and emotional resilience.

References:

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  2. Gao J, Skouras S, Leung HK, Wu BWY, Wu H, Chang C, Sik HH. Repetitive Religious Chanting Invokes Positive Emotional Schema to Counterbalance Fear: A Multi-Modal Functional and Structural MRI Study. Front Behav Neurosci. 2020 Nov 24;14:548856. doi: 10.3389/fnbeh.2020.548856. PMID: 33328917; PMCID: PMC7732428.
  3. Gao, J., Leung, H. K., Wu, B. W. Y., Skouras, S., Sik, H. H. The neurophysiological correlates of religious chanting. Sci Rep9 (1), 4262 (2019).
  4. Sik, H. H., et al. Modulation of the neurophysiological response to fearful and stressful stimuli through repetitive religious chanting. J Vis Exp. (181), e62960 (2022). 
  5. Hodges, D. A., & Wilkins, R. W. (2015). How and Why Does Music Move Us?: Answers from Psychology and Neuroscience. Music Educators Journal, 101(4), 41-47. https://doi.org/10.1177/0027432115575755.