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Dwivedi Krishna

6 papers in the library · 8 citations · publishing 2022-2026

Papers

Effect of Heartfulness Meditation Among Long-Term, Short-Term and Non-meditators on Prefrontal Cortex Activity of Brain Using Machine Learning Classification: A Cross-Sectional Study

Cureus February 14, 2023 Anurag Shrivastava, Bikesh Kumar Singh, Dwivedi Krishna et al. 7 citations

A feasibility study examined whether electroencephalogram (EEG) connectivity patterns can distinguish long-term Heartfulness meditation practitioners, short-term practitioners, and non-meditators. EEG data from 34 participants were analyzed using functional connectivity parameters as features for machine learning classifiers. When classifying long-term meditators versus non-meditators, model accuracy ranged from 84% to 100%; for short-term meditators versus non-meditators, accuracy ranged from 80% to 93%. Decision trees, support vector machines, k-nearest neighbors, and ensemble classifiers outperformed linear discriminant analysis and logistic regression. The results suggest that machine learning applied to EEG functional connectivity may serve as a marker for meditation proficiency.

Improving Prefrontal Oxygenation and Cardiac Autonomic Activity Following Meditation: A Functional Near-Infrared Spectroscopy (fNIRS) Study.

Cureus August 1, 2024 Sushanta Mohanty, Deepeshwar Singh, Amit Singh et al. 1 citation

Practicing the mind sound resonance technique (MSRT), a meditative relaxation approach, improved oxygenation in the right prefrontal cortex and altered heart rate variability—increasing low-frequency and decreasing high-frequency components—compared to baseline in college students aged 19–30. Fifty volunteers (30 women, 20 men) were split into MSRT and supine rest groups. MSRT also showed a significant difference from supine rest in the standard deviation of normal-to-normal intervals of heart rate variability. Self-reported mindfulness and anxiety were measured before and after. The evidence suggests MSRT may help develop anxiety-related coping skills by promoting prefrontal cortex oxygenation and modulating heart rate variability.

Neurocognitive effects of guided moving meditation on divergent thinking and neural coherence in agri-entrepreneurs: An EEG study.

Scientific Reports July 10, 2026 Pandit Rupesh, Sony Kumari, Parul Dubey et al.

A twelve-week guided moving meditation program altered brain activity and improved creative thinking in adult male agri-entrepreneurs. Compared with a supine rest control group, those who practiced guided moving meditation showed reduced slow-wave brain activity (delta, theta, alpha) and increased fast-wave activity (beta, gamma) in frontotemporal regions, along with changes in neural coordination between brain areas. Behavioral tests revealed significant gains in fluency, flexibility, originality, and elaboration of ideas. The findings suggest that guided moving meditation fosters a neurophysiological state of altered neural coordination and cognitive flexibility relevant to creative cognition.

Mind-Body Interventions as Modulators of Neural Connectivity and Cognition in Individuals at Risk for Alzheimer's Disease: A Systematic Review.

Annals of Neurosciences May 31, 2026 Dwivedi Krishna, Avinash Chandra Pandey, Saurav Nilesh et al.

Alzheimer's disease accounts for 60%-70% of dementia cases, and current drugs offer limited relief. This systematic review of randomized controlled trials found that yoga, meditation, and related mind-body practices improved memory, attention, executive functions, mood, and quality of life in people with normal cognition, mild cognitive impairment, or subjective memory decline. Neurobiological benefits included preserved hippocampal volume, better functional connectivity, higher brain-derived neurotrophic factor, and lower neuroinflammation markers. The authors conclude these interventions show promise as complementary approaches but note that small samples and short durations limit the evidence, calling for larger long-term trials.

Determining the depth of meditation through frontal alpha asymmetry.

Frontiers in Human Neuroscience January 1, 2025 Dwivedi Krishna, Deepeshwar Singh, N K Manjunath

Long-term heartfulness meditation practitioners show distinct frontal alpha asymmetry (FAA) patterns in their EEG compared to non-meditators, and these patterns correlate positively with self-reported depth of meditation. The study of 26 long-term practitioners and 33 non-meditators aged 30-45 used the Meditation Depth Questionnaire and Visual Analogue Scale to measure meditation depth. FAA findings exhibited interaction effects highlighting group differences. The results suggest heartfulness meditation may modulate FAA patterns, potentially linked to enhanced emotional balance.

Heartfulness Meditation Alters Electroencephalogram Oscillations: An Electroencephalogram Study.

International Journal of Yoga January 1, 2022 Dwivedi Krishna, Krishna Prasanna, Basavaraj Angadi et al.

Heartfulness meditation practitioners showed higher theta and alpha brainwave power and lower beta and delta power, along with greater brainwave coherence in theta, alpha, and beta bands, compared to nonmeditators. They also reported higher mindfulness and lower anxiety, both as a stable trait and in the moment. These patterns suggest that regular Heartfulness meditation may produce a state of wakeful relaxation and focused internal attention that supports cognitive and emotional well-being.