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Mantra (prolonged repetitive verbal utterance) showed psychological calming effect by reducing the blood oxygenated level dependent signals in brain. <ref> Berkovich-Ohana, A., Wilf, M., Kahana, R., Arieli, A., & Malach, R. (2015). Repetitive speech elicits widespread deactivation in the human cortex: The “Mantra” effect? Brain and Behavior, 5(7). https://doi.org/10.1002/brb3.346 </ref>
Mantra (prolonged repetitive verbal utterance) showed psychological calming effect by reducing the blood oxygenated level dependent signals in brain. <ref> Berkovich-Ohana, A., Wilf, M., Kahana, R., Arieli, A., & Malach, R. (2015). Repetitive speech elicits widespread deactivation in the human cortex: The “Mantra” effect? Brain and Behavior, 5(7). https://doi.org/10.1002/brb3.346 </ref>
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The structure of Gayatri Mantra is in perfect tune with the science of cosmic sound. Chanting of mantra can enhance spiritual energy, increase self-awareness, cognizance level. <ref> Pratap G. Critical analysis of Mantra chikitsa. AYU. 2008: 29(2); p.74-76. </ref> On the other side, ample evidence shows that exposure to environmental noise has adverse effects on the health of the population. A report from the world health organization showed evidence on the relationship between environmental noise and health effects, including cardiovascular disease, cognitive impairment, sleep disturbance, tinnitus, and annoyance. <ref> Report of World Health Organization available from https://www.who.int/quantifying_ehimpacts/publications/e94888/en/ accessed on 29/06/2020. </ref>
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The structure of Gayatri Mantra is in perfect tune with the science of cosmic sound. Chanting of mantra can enhance spiritual energy, increase self-awareness, cognizance level. <ref> Pratap G. Critical analysis of Mantra chikitsa. AYU. 2008: 29(2); p.74-76. </ref> On the other side, ample evidence shows that exposure to environmental noise has adverse effects on the health of the population. A report from the world health organization showed evidence on the relationship between environmental noise and health effects, including cardiovascular disease, cognitive impairment, sleep disturbance, tinnitus, and annoyance. <ref name ="WHO report"> Report of World Health Organization available from https://www.who.int/quantifying_ehimpacts/publications/e94888/en/ accessed on 29/06/2020.</ref>
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====Influence of mental status on digestion====
====Influence of mental status on digestion====